summaryrefslogtreecommitdiffstats
path: root/tools/perf/ui
diff options
context:
space:
mode:
Diffstat (limited to 'tools/perf/ui')
-rw-r--r--tools/perf/ui/Build14
-rw-r--r--tools/perf/ui/browser.c813
-rw-r--r--tools/perf/ui/browser.h86
-rw-r--r--tools/perf/ui/browsers/Build11
-rw-r--r--tools/perf/ui/browsers/annotate.c1006
-rw-r--r--tools/perf/ui/browsers/header.c129
-rw-r--r--tools/perf/ui/browsers/hists.c3706
-rw-r--r--tools/perf/ui/browsers/hists.h40
-rw-r--r--tools/perf/ui/browsers/map.c134
-rw-r--r--tools/perf/ui/browsers/map.h7
-rw-r--r--tools/perf/ui/browsers/res_sample.c96
-rw-r--r--tools/perf/ui/browsers/scripts.c193
-rw-r--r--tools/perf/ui/gtk/Build14
-rw-r--r--tools/perf/ui/gtk/annotate.c266
-rw-r--r--tools/perf/ui/gtk/browser.c86
-rw-r--r--tools/perf/ui/gtk/gtk.h67
-rw-r--r--tools/perf/ui/gtk/helpline.c58
-rw-r--r--tools/perf/ui/gtk/hists.c681
-rw-r--r--tools/perf/ui/gtk/progress.c59
-rw-r--r--tools/perf/ui/gtk/setup.c24
-rw-r--r--tools/perf/ui/gtk/util.c113
-rw-r--r--tools/perf/ui/helpline.c83
-rw-r--r--tools/perf/ui/helpline.h29
-rw-r--r--tools/perf/ui/hist.c889
-rw-r--r--tools/perf/ui/keysyms.h30
-rw-r--r--tools/perf/ui/libslang.h38
-rw-r--r--tools/perf/ui/progress.c47
-rw-r--r--tools/perf/ui/progress.h34
-rw-r--r--tools/perf/ui/setup.c122
-rw-r--r--tools/perf/ui/stdio/hist.c927
-rw-r--r--tools/perf/ui/tui/Build4
-rw-r--r--tools/perf/ui/tui/helpline.c62
-rw-r--r--tools/perf/ui/tui/progress.c87
-rw-r--r--tools/perf/ui/tui/setup.c180
-rw-r--r--tools/perf/ui/tui/tui.h7
-rw-r--r--tools/perf/ui/tui/util.c274
-rw-r--r--tools/perf/ui/ui.h34
-rw-r--r--tools/perf/ui/util.c90
-rw-r--r--tools/perf/ui/util.h24
39 files changed, 10564 insertions, 0 deletions
diff --git a/tools/perf/ui/Build b/tools/perf/ui/Build
new file mode 100644
index 000000000..3aff83c32
--- /dev/null
+++ b/tools/perf/ui/Build
@@ -0,0 +1,14 @@
+perf-y += setup.o
+perf-y += helpline.o
+perf-y += progress.o
+perf-y += util.o
+perf-y += hist.o
+perf-y += stdio/hist.o
+
+CFLAGS_setup.o += -DLIBDIR="BUILD_STR($(LIBDIR))"
+
+perf-$(CONFIG_SLANG) += browser.o
+perf-$(CONFIG_SLANG) += browsers/
+perf-$(CONFIG_SLANG) += tui/
+
+CFLAGS_browser.o += -DENABLE_SLFUTURE_CONST
diff --git a/tools/perf/ui/browser.c b/tools/perf/ui/browser.c
new file mode 100644
index 000000000..78fb01d6a
--- /dev/null
+++ b/tools/perf/ui/browser.c
@@ -0,0 +1,813 @@
+// SPDX-License-Identifier: GPL-2.0
+#include "../util/string2.h"
+#include "../util/config.h"
+#include "libslang.h"
+#include "ui.h"
+#include "util.h"
+#include <linux/compiler.h>
+#include <linux/list.h>
+#include <linux/rbtree.h>
+#include <linux/string.h>
+#include <stdlib.h>
+#include <sys/ttydefaults.h>
+#include "browser.h"
+#include "helpline.h"
+#include "keysyms.h"
+#include "../util/color.h"
+#include <linux/ctype.h>
+#include <linux/zalloc.h>
+
+static int ui_browser__percent_color(struct ui_browser *browser,
+ double percent, bool current)
+{
+ if (current && (!browser->use_navkeypressed || browser->navkeypressed))
+ return HE_COLORSET_SELECTED;
+ if (percent >= MIN_RED)
+ return HE_COLORSET_TOP;
+ if (percent >= MIN_GREEN)
+ return HE_COLORSET_MEDIUM;
+ return HE_COLORSET_NORMAL;
+}
+
+int ui_browser__set_color(struct ui_browser *browser, int color)
+{
+ int ret = browser->current_color;
+ browser->current_color = color;
+ SLsmg_set_color(color);
+ return ret;
+}
+
+void ui_browser__set_percent_color(struct ui_browser *browser,
+ double percent, bool current)
+{
+ int color = ui_browser__percent_color(browser, percent, current);
+ ui_browser__set_color(browser, color);
+}
+
+void ui_browser__gotorc_title(struct ui_browser *browser, int y, int x)
+{
+ SLsmg_gotorc(browser->y + y, browser->x + x);
+}
+
+void ui_browser__gotorc(struct ui_browser *browser, int y, int x)
+{
+ SLsmg_gotorc(browser->y + y + browser->extra_title_lines, browser->x + x);
+}
+
+void ui_browser__write_nstring(struct ui_browser *browser __maybe_unused, const char *msg,
+ unsigned int width)
+{
+ slsmg_write_nstring(msg, width);
+}
+
+void ui_browser__vprintf(struct ui_browser *browser __maybe_unused, const char *fmt, va_list args)
+{
+ slsmg_vprintf(fmt, args);
+}
+
+void ui_browser__printf(struct ui_browser *browser __maybe_unused, const char *fmt, ...)
+{
+ va_list args;
+
+ va_start(args, fmt);
+ ui_browser__vprintf(browser, fmt, args);
+ va_end(args);
+}
+
+static struct list_head *
+ui_browser__list_head_filter_entries(struct ui_browser *browser,
+ struct list_head *pos)
+{
+ do {
+ if (!browser->filter || !browser->filter(browser, pos))
+ return pos;
+ pos = pos->next;
+ } while (pos != browser->entries);
+
+ return NULL;
+}
+
+static struct list_head *
+ui_browser__list_head_filter_prev_entries(struct ui_browser *browser,
+ struct list_head *pos)
+{
+ do {
+ if (!browser->filter || !browser->filter(browser, pos))
+ return pos;
+ pos = pos->prev;
+ } while (pos != browser->entries);
+
+ return NULL;
+}
+
+void ui_browser__list_head_seek(struct ui_browser *browser, off_t offset, int whence)
+{
+ struct list_head *head = browser->entries;
+ struct list_head *pos;
+
+ if (browser->nr_entries == 0)
+ return;
+
+ switch (whence) {
+ case SEEK_SET:
+ pos = ui_browser__list_head_filter_entries(browser, head->next);
+ break;
+ case SEEK_CUR:
+ pos = browser->top;
+ break;
+ case SEEK_END:
+ pos = ui_browser__list_head_filter_prev_entries(browser, head->prev);
+ break;
+ default:
+ return;
+ }
+
+ assert(pos != NULL);
+
+ if (offset > 0) {
+ while (offset-- != 0)
+ pos = ui_browser__list_head_filter_entries(browser, pos->next);
+ } else {
+ while (offset++ != 0)
+ pos = ui_browser__list_head_filter_prev_entries(browser, pos->prev);
+ }
+
+ browser->top = pos;
+}
+
+void ui_browser__rb_tree_seek(struct ui_browser *browser, off_t offset, int whence)
+{
+ struct rb_root *root = browser->entries;
+ struct rb_node *nd;
+
+ switch (whence) {
+ case SEEK_SET:
+ nd = rb_first(root);
+ break;
+ case SEEK_CUR:
+ nd = browser->top;
+ break;
+ case SEEK_END:
+ nd = rb_last(root);
+ break;
+ default:
+ return;
+ }
+
+ if (offset > 0) {
+ while (offset-- != 0)
+ nd = rb_next(nd);
+ } else {
+ while (offset++ != 0)
+ nd = rb_prev(nd);
+ }
+
+ browser->top = nd;
+}
+
+unsigned int ui_browser__rb_tree_refresh(struct ui_browser *browser)
+{
+ struct rb_node *nd;
+ int row = 0;
+
+ if (browser->top == NULL)
+ browser->top = rb_first(browser->entries);
+
+ nd = browser->top;
+
+ while (nd != NULL) {
+ ui_browser__gotorc(browser, row, 0);
+ browser->write(browser, nd, row);
+ if (++row == browser->rows)
+ break;
+ nd = rb_next(nd);
+ }
+
+ return row;
+}
+
+bool ui_browser__is_current_entry(struct ui_browser *browser, unsigned row)
+{
+ return browser->top_idx + row == browser->index;
+}
+
+void ui_browser__refresh_dimensions(struct ui_browser *browser)
+{
+ browser->width = SLtt_Screen_Cols - 1;
+ browser->height = browser->rows = SLtt_Screen_Rows - 2;
+ browser->rows -= browser->extra_title_lines;
+ browser->y = 1;
+ browser->x = 0;
+}
+
+void ui_browser__handle_resize(struct ui_browser *browser)
+{
+ ui__refresh_dimensions(false);
+ ui_browser__show(browser, browser->title, ui_helpline__current);
+ ui_browser__refresh(browser);
+}
+
+int ui_browser__warning(struct ui_browser *browser, int timeout,
+ const char *format, ...)
+{
+ va_list args;
+ char *text;
+ int key = 0, err;
+
+ va_start(args, format);
+ err = vasprintf(&text, format, args);
+ va_end(args);
+
+ if (err < 0) {
+ va_start(args, format);
+ ui_helpline__vpush(format, args);
+ va_end(args);
+ } else {
+ while ((key = ui__question_window("Warning!", text,
+ "Press any key...",
+ timeout)) == K_RESIZE)
+ ui_browser__handle_resize(browser);
+ free(text);
+ }
+
+ return key;
+}
+
+int ui_browser__help_window(struct ui_browser *browser, const char *text)
+{
+ int key;
+
+ while ((key = ui__help_window(text)) == K_RESIZE)
+ ui_browser__handle_resize(browser);
+
+ return key;
+}
+
+bool ui_browser__dialog_yesno(struct ui_browser *browser, const char *text)
+{
+ int key;
+
+ while ((key = ui__dialog_yesno(text)) == K_RESIZE)
+ ui_browser__handle_resize(browser);
+
+ return key == K_ENTER || toupper(key) == 'Y';
+}
+
+void ui_browser__reset_index(struct ui_browser *browser)
+{
+ browser->index = browser->top_idx = 0;
+ browser->seek(browser, 0, SEEK_SET);
+}
+
+void __ui_browser__show_title(struct ui_browser *browser, const char *title)
+{
+ SLsmg_gotorc(0, 0);
+ ui_browser__set_color(browser, HE_COLORSET_ROOT);
+ ui_browser__write_nstring(browser, title, browser->width + 1);
+}
+
+void ui_browser__show_title(struct ui_browser *browser, const char *title)
+{
+ mutex_lock(&ui__lock);
+ __ui_browser__show_title(browser, title);
+ mutex_unlock(&ui__lock);
+}
+
+int ui_browser__show(struct ui_browser *browser, const char *title,
+ const char *helpline, ...)
+{
+ int err;
+ va_list ap;
+
+ if (browser->refresh_dimensions == NULL)
+ browser->refresh_dimensions = ui_browser__refresh_dimensions;
+
+ browser->refresh_dimensions(browser);
+
+ mutex_lock(&ui__lock);
+ __ui_browser__show_title(browser, title);
+
+ browser->title = title;
+ zfree(&browser->helpline);
+
+ va_start(ap, helpline);
+ err = vasprintf(&browser->helpline, helpline, ap);
+ va_end(ap);
+ if (err > 0)
+ ui_helpline__push(browser->helpline);
+ mutex_unlock(&ui__lock);
+ return err ? 0 : -1;
+}
+
+void ui_browser__hide(struct ui_browser *browser)
+{
+ mutex_lock(&ui__lock);
+ ui_helpline__pop();
+ zfree(&browser->helpline);
+ mutex_unlock(&ui__lock);
+}
+
+static void ui_browser__scrollbar_set(struct ui_browser *browser)
+{
+ int height = browser->height, h = 0, pct = 0,
+ col = browser->width,
+ row = 0;
+
+ if (browser->nr_entries > 1) {
+ pct = ((browser->index * (browser->height - 1)) /
+ (browser->nr_entries - 1));
+ }
+
+ SLsmg_set_char_set(1);
+
+ while (h < height) {
+ ui_browser__gotorc(browser, row++, col);
+ SLsmg_write_char(h == pct ? SLSMG_DIAMOND_CHAR : SLSMG_CKBRD_CHAR);
+ ++h;
+ }
+
+ SLsmg_set_char_set(0);
+}
+
+static int __ui_browser__refresh(struct ui_browser *browser)
+{
+ int row;
+ int width = browser->width;
+
+ row = browser->refresh(browser);
+ ui_browser__set_color(browser, HE_COLORSET_NORMAL);
+
+ if (!browser->use_navkeypressed || browser->navkeypressed)
+ ui_browser__scrollbar_set(browser);
+ else
+ width += 1;
+
+ SLsmg_fill_region(browser->y + row + browser->extra_title_lines, browser->x,
+ browser->rows - row, width, ' ');
+
+ if (browser->nr_entries == 0 && browser->no_samples_msg)
+ __ui__info_window(NULL, browser->no_samples_msg, NULL);
+ return 0;
+}
+
+int ui_browser__refresh(struct ui_browser *browser)
+{
+ mutex_lock(&ui__lock);
+ __ui_browser__refresh(browser);
+ mutex_unlock(&ui__lock);
+
+ return 0;
+}
+
+/*
+ * Here we're updating nr_entries _after_ we started browsing, i.e. we have to
+ * forget about any reference to any entry in the underlying data structure,
+ * that is why we do a SEEK_SET. Think about 'perf top' in the hists browser
+ * after an output_resort and hist decay.
+ */
+void ui_browser__update_nr_entries(struct ui_browser *browser, u32 nr_entries)
+{
+ off_t offset = nr_entries - browser->nr_entries;
+
+ browser->nr_entries = nr_entries;
+
+ if (offset < 0) {
+ if (browser->top_idx < (u64)-offset)
+ offset = -browser->top_idx;
+
+ browser->index += offset;
+ browser->top_idx += offset;
+ }
+
+ browser->top = NULL;
+ browser->seek(browser, browser->top_idx, SEEK_SET);
+}
+
+int ui_browser__run(struct ui_browser *browser, int delay_secs)
+{
+ int err, key;
+
+ while (1) {
+ off_t offset;
+
+ mutex_lock(&ui__lock);
+ err = __ui_browser__refresh(browser);
+ SLsmg_refresh();
+ mutex_unlock(&ui__lock);
+ if (err < 0)
+ break;
+
+ key = ui__getch(delay_secs);
+
+ if (key == K_RESIZE) {
+ ui__refresh_dimensions(false);
+ browser->refresh_dimensions(browser);
+ __ui_browser__show_title(browser, browser->title);
+ ui_helpline__puts(browser->helpline);
+ continue;
+ }
+
+ if (browser->use_navkeypressed && !browser->navkeypressed) {
+ if (key == K_DOWN || key == K_UP ||
+ (browser->columns && (key == K_LEFT || key == K_RIGHT)) ||
+ key == K_PGDN || key == K_PGUP ||
+ key == K_HOME || key == K_END ||
+ key == ' ') {
+ browser->navkeypressed = true;
+ continue;
+ } else
+ return key;
+ }
+
+ switch (key) {
+ case K_DOWN:
+ if (browser->index == browser->nr_entries - 1)
+ break;
+ ++browser->index;
+ if (browser->index == browser->top_idx + browser->rows) {
+ ++browser->top_idx;
+ browser->seek(browser, +1, SEEK_CUR);
+ }
+ break;
+ case K_UP:
+ if (browser->index == 0)
+ break;
+ --browser->index;
+ if (browser->index < browser->top_idx) {
+ --browser->top_idx;
+ browser->seek(browser, -1, SEEK_CUR);
+ }
+ break;
+ case K_RIGHT:
+ if (!browser->columns)
+ goto out;
+ if (browser->horiz_scroll < browser->columns - 1)
+ ++browser->horiz_scroll;
+ break;
+ case K_LEFT:
+ if (!browser->columns)
+ goto out;
+ if (browser->horiz_scroll != 0)
+ --browser->horiz_scroll;
+ break;
+ case K_PGDN:
+ case ' ':
+ if (browser->top_idx + browser->rows > browser->nr_entries - 1)
+ break;
+
+ offset = browser->rows;
+ if (browser->index + offset > browser->nr_entries - 1)
+ offset = browser->nr_entries - 1 - browser->index;
+ browser->index += offset;
+ browser->top_idx += offset;
+ browser->seek(browser, +offset, SEEK_CUR);
+ break;
+ case K_PGUP:
+ if (browser->top_idx == 0)
+ break;
+
+ if (browser->top_idx < browser->rows)
+ offset = browser->top_idx;
+ else
+ offset = browser->rows;
+
+ browser->index -= offset;
+ browser->top_idx -= offset;
+ browser->seek(browser, -offset, SEEK_CUR);
+ break;
+ case K_HOME:
+ ui_browser__reset_index(browser);
+ break;
+ case K_END:
+ offset = browser->rows - 1;
+ if (offset >= browser->nr_entries)
+ offset = browser->nr_entries - 1;
+
+ browser->index = browser->nr_entries - 1;
+ browser->top_idx = browser->index - offset;
+ browser->seek(browser, -offset, SEEK_END);
+ break;
+ default:
+ out:
+ return key;
+ }
+ }
+ return -1;
+}
+
+unsigned int ui_browser__list_head_refresh(struct ui_browser *browser)
+{
+ struct list_head *pos;
+ struct list_head *head = browser->entries;
+ int row = 0;
+
+ if (browser->top == NULL || browser->top == browser->entries)
+ browser->top = ui_browser__list_head_filter_entries(browser, head->next);
+
+ pos = browser->top;
+
+ list_for_each_from(pos, head) {
+ if (!browser->filter || !browser->filter(browser, pos)) {
+ ui_browser__gotorc(browser, row, 0);
+ browser->write(browser, pos, row);
+ if (++row == browser->rows)
+ break;
+ }
+ }
+
+ return row;
+}
+
+static struct ui_browser_colorset {
+ const char *name, *fg, *bg;
+ int colorset;
+} ui_browser__colorsets[] = {
+ {
+ .colorset = HE_COLORSET_TOP,
+ .name = "top",
+ .fg = "red",
+ .bg = "default",
+ },
+ {
+ .colorset = HE_COLORSET_MEDIUM,
+ .name = "medium",
+ .fg = "green",
+ .bg = "default",
+ },
+ {
+ .colorset = HE_COLORSET_NORMAL,
+ .name = "normal",
+ .fg = "default",
+ .bg = "default",
+ },
+ {
+ .colorset = HE_COLORSET_SELECTED,
+ .name = "selected",
+ .fg = "black",
+ .bg = "yellow",
+ },
+ {
+ .colorset = HE_COLORSET_JUMP_ARROWS,
+ .name = "jump_arrows",
+ .fg = "blue",
+ .bg = "default",
+ },
+ {
+ .colorset = HE_COLORSET_ADDR,
+ .name = "addr",
+ .fg = "magenta",
+ .bg = "default",
+ },
+ {
+ .colorset = HE_COLORSET_ROOT,
+ .name = "root",
+ .fg = "white",
+ .bg = "blue",
+ },
+ {
+ .name = NULL,
+ }
+};
+
+
+static int ui_browser__color_config(const char *var, const char *value,
+ void *data __maybe_unused)
+{
+ char *fg = NULL, *bg;
+ int i;
+
+ /* same dir for all commands */
+ if (!strstarts(var, "colors.") != 0)
+ return 0;
+
+ for (i = 0; ui_browser__colorsets[i].name != NULL; ++i) {
+ const char *name = var + 7;
+
+ if (strcmp(ui_browser__colorsets[i].name, name) != 0)
+ continue;
+
+ fg = strdup(value);
+ if (fg == NULL)
+ break;
+
+ bg = strchr(fg, ',');
+ if (bg == NULL)
+ break;
+
+ *bg = '\0';
+ bg = skip_spaces(bg + 1);
+ ui_browser__colorsets[i].bg = bg;
+ ui_browser__colorsets[i].fg = fg;
+ return 0;
+ }
+
+ free(fg);
+ return -1;
+}
+
+void ui_browser__argv_seek(struct ui_browser *browser, off_t offset, int whence)
+{
+ switch (whence) {
+ case SEEK_SET:
+ browser->top = browser->entries;
+ break;
+ case SEEK_CUR:
+ browser->top = (char **)browser->top + offset;
+ break;
+ case SEEK_END:
+ browser->top = (char **)browser->entries + browser->nr_entries - 1 + offset;
+ break;
+ default:
+ return;
+ }
+ assert((char **)browser->top < (char **)browser->entries + browser->nr_entries);
+ assert((char **)browser->top >= (char **)browser->entries);
+}
+
+unsigned int ui_browser__argv_refresh(struct ui_browser *browser)
+{
+ unsigned int row = 0, idx = browser->top_idx;
+ char **pos;
+
+ if (browser->top == NULL)
+ browser->top = browser->entries;
+
+ pos = (char **)browser->top;
+ while (idx < browser->nr_entries &&
+ row < (unsigned)SLtt_Screen_Rows - 1) {
+ assert(pos < (char **)browser->entries + browser->nr_entries);
+ if (!browser->filter || !browser->filter(browser, *pos)) {
+ ui_browser__gotorc(browser, row, 0);
+ browser->write(browser, pos, row);
+ if (++row == browser->rows)
+ break;
+ }
+
+ ++idx;
+ ++pos;
+ }
+
+ return row;
+}
+
+void __ui_browser__vline(struct ui_browser *browser, unsigned int column,
+ u16 start, u16 end)
+{
+ SLsmg_set_char_set(1);
+ ui_browser__gotorc(browser, start, column);
+ SLsmg_draw_vline(end - start + 1);
+ SLsmg_set_char_set(0);
+}
+
+void ui_browser__write_graph(struct ui_browser *browser __maybe_unused,
+ int graph)
+{
+ SLsmg_set_char_set(1);
+ SLsmg_write_char(graph);
+ SLsmg_set_char_set(0);
+}
+
+static void __ui_browser__line_arrow_up(struct ui_browser *browser,
+ unsigned int column,
+ u64 start, u64 end)
+{
+ unsigned int row, end_row;
+
+ SLsmg_set_char_set(1);
+
+ if (start < browser->top_idx + browser->rows) {
+ row = start - browser->top_idx;
+ ui_browser__gotorc(browser, row, column);
+ SLsmg_write_char(SLSMG_LLCORN_CHAR);
+ ui_browser__gotorc(browser, row, column + 1);
+ SLsmg_draw_hline(2);
+
+ if (row-- == 0)
+ goto out;
+ } else
+ row = browser->rows - 1;
+
+ if (end > browser->top_idx)
+ end_row = end - browser->top_idx;
+ else
+ end_row = 0;
+
+ ui_browser__gotorc(browser, end_row, column);
+ SLsmg_draw_vline(row - end_row + 1);
+
+ ui_browser__gotorc(browser, end_row, column);
+ if (end >= browser->top_idx) {
+ SLsmg_write_char(SLSMG_ULCORN_CHAR);
+ ui_browser__gotorc(browser, end_row, column + 1);
+ SLsmg_write_char(SLSMG_HLINE_CHAR);
+ ui_browser__gotorc(browser, end_row, column + 2);
+ SLsmg_write_char(SLSMG_RARROW_CHAR);
+ }
+out:
+ SLsmg_set_char_set(0);
+}
+
+static void __ui_browser__line_arrow_down(struct ui_browser *browser,
+ unsigned int column,
+ u64 start, u64 end)
+{
+ unsigned int row, end_row;
+
+ SLsmg_set_char_set(1);
+
+ if (start >= browser->top_idx) {
+ row = start - browser->top_idx;
+ ui_browser__gotorc(browser, row, column);
+ SLsmg_write_char(SLSMG_ULCORN_CHAR);
+ ui_browser__gotorc(browser, row, column + 1);
+ SLsmg_draw_hline(2);
+
+ if (++row == 0)
+ goto out;
+ } else
+ row = 0;
+
+ if (end >= browser->top_idx + browser->rows)
+ end_row = browser->rows - 1;
+ else
+ end_row = end - browser->top_idx;
+
+ ui_browser__gotorc(browser, row, column);
+ SLsmg_draw_vline(end_row - row + 1);
+
+ ui_browser__gotorc(browser, end_row, column);
+ if (end < browser->top_idx + browser->rows) {
+ SLsmg_write_char(SLSMG_LLCORN_CHAR);
+ ui_browser__gotorc(browser, end_row, column + 1);
+ SLsmg_write_char(SLSMG_HLINE_CHAR);
+ ui_browser__gotorc(browser, end_row, column + 2);
+ SLsmg_write_char(SLSMG_RARROW_CHAR);
+ }
+out:
+ SLsmg_set_char_set(0);
+}
+
+void __ui_browser__line_arrow(struct ui_browser *browser, unsigned int column,
+ u64 start, u64 end)
+{
+ if (start > end)
+ __ui_browser__line_arrow_up(browser, column, start, end);
+ else
+ __ui_browser__line_arrow_down(browser, column, start, end);
+}
+
+void ui_browser__mark_fused(struct ui_browser *browser, unsigned int column,
+ unsigned int row, int diff, bool arrow_down)
+{
+ int end_row;
+
+ if (diff <= 0)
+ return;
+
+ SLsmg_set_char_set(1);
+
+ if (arrow_down) {
+ if (row + diff <= browser->top_idx)
+ return;
+
+ end_row = row + diff - browser->top_idx;
+ ui_browser__gotorc(browser, end_row, column - 1);
+ SLsmg_write_char(SLSMG_LTEE_CHAR);
+
+ while (--end_row >= 0 && end_row > (int)(row - browser->top_idx)) {
+ ui_browser__gotorc(browser, end_row, column - 1);
+ SLsmg_draw_vline(1);
+ }
+
+ end_row = (int)(row - browser->top_idx);
+ if (end_row >= 0) {
+ ui_browser__gotorc(browser, end_row, column - 1);
+ SLsmg_write_char(SLSMG_ULCORN_CHAR);
+ ui_browser__gotorc(browser, end_row, column);
+ SLsmg_draw_hline(2);
+ }
+ } else {
+ if (row < browser->top_idx)
+ return;
+
+ end_row = row - browser->top_idx;
+ ui_browser__gotorc(browser, end_row, column - 1);
+ SLsmg_write_char(SLSMG_LTEE_CHAR);
+ ui_browser__gotorc(browser, end_row, column);
+ SLsmg_draw_hline(2);
+ }
+
+ SLsmg_set_char_set(0);
+}
+
+void ui_browser__init(void)
+{
+ int i = 0;
+
+ perf_config(ui_browser__color_config, NULL);
+
+ while (ui_browser__colorsets[i].name) {
+ struct ui_browser_colorset *c = &ui_browser__colorsets[i++];
+ sltt_set_color(c->colorset, c->name, c->fg, c->bg);
+ }
+}
diff --git a/tools/perf/ui/browser.h b/tools/perf/ui/browser.h
new file mode 100644
index 000000000..510ce4554
--- /dev/null
+++ b/tools/perf/ui/browser.h
@@ -0,0 +1,86 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _PERF_UI_BROWSER_H_
+#define _PERF_UI_BROWSER_H_ 1
+
+#include <linux/types.h>
+#include <stdarg.h>
+#include <sys/types.h>
+
+#define HE_COLORSET_TOP 50
+#define HE_COLORSET_MEDIUM 51
+#define HE_COLORSET_NORMAL 52
+#define HE_COLORSET_SELECTED 53
+#define HE_COLORSET_JUMP_ARROWS 54
+#define HE_COLORSET_ADDR 55
+#define HE_COLORSET_ROOT 56
+
+struct ui_browser {
+ u64 index, top_idx;
+ void *top, *entries;
+ u16 y, x, width, height, rows, columns, horiz_scroll;
+ u8 extra_title_lines;
+ int current_color;
+ void *priv;
+ const char *title;
+ char *helpline;
+ const char *no_samples_msg;
+ void (*refresh_dimensions)(struct ui_browser *browser);
+ unsigned int (*refresh)(struct ui_browser *browser);
+ void (*write)(struct ui_browser *browser, void *entry, int row);
+ void (*seek)(struct ui_browser *browser, off_t offset, int whence);
+ bool (*filter)(struct ui_browser *browser, void *entry);
+ u32 nr_entries;
+ bool navkeypressed;
+ bool use_navkeypressed;
+};
+
+int ui_browser__set_color(struct ui_browser *browser, int color);
+void ui_browser__set_percent_color(struct ui_browser *browser,
+ double percent, bool current);
+bool ui_browser__is_current_entry(struct ui_browser *browser, unsigned row);
+void ui_browser__refresh_dimensions(struct ui_browser *browser);
+void ui_browser__reset_index(struct ui_browser *browser);
+
+void ui_browser__gotorc_title(struct ui_browser *browser, int y, int x);
+void ui_browser__gotorc(struct ui_browser *browser, int y, int x);
+void ui_browser__write_nstring(struct ui_browser *browser, const char *msg,
+ unsigned int width);
+void ui_browser__vprintf(struct ui_browser *browser, const char *fmt, va_list args);
+void ui_browser__printf(struct ui_browser *browser, const char *fmt, ...);
+void ui_browser__write_graph(struct ui_browser *browser, int graph);
+void __ui_browser__line_arrow(struct ui_browser *browser, unsigned int column,
+ u64 start, u64 end);
+void ui_browser__mark_fused(struct ui_browser *browser, unsigned int column,
+ unsigned int row, int diff, bool arrow_down);
+void __ui_browser__show_title(struct ui_browser *browser, const char *title);
+void ui_browser__show_title(struct ui_browser *browser, const char *title);
+int ui_browser__show(struct ui_browser *browser, const char *title,
+ const char *helpline, ...);
+void ui_browser__hide(struct ui_browser *browser);
+int ui_browser__refresh(struct ui_browser *browser);
+int ui_browser__run(struct ui_browser *browser, int delay_secs);
+void ui_browser__update_nr_entries(struct ui_browser *browser, u32 nr_entries);
+void ui_browser__handle_resize(struct ui_browser *browser);
+void __ui_browser__vline(struct ui_browser *browser, unsigned int column,
+ u16 start, u16 end);
+
+int ui_browser__warning(struct ui_browser *browser, int timeout,
+ const char *format, ...);
+int ui_browser__help_window(struct ui_browser *browser, const char *text);
+bool ui_browser__dialog_yesno(struct ui_browser *browser, const char *text);
+int ui_browser__input_window(const char *title, const char *text, char *input,
+ const char *exit_msg, int delay_sec);
+struct perf_env;
+int tui__header_window(struct perf_env *env);
+
+void ui_browser__argv_seek(struct ui_browser *browser, off_t offset, int whence);
+unsigned int ui_browser__argv_refresh(struct ui_browser *browser);
+
+void ui_browser__rb_tree_seek(struct ui_browser *browser, off_t offset, int whence);
+unsigned int ui_browser__rb_tree_refresh(struct ui_browser *browser);
+
+void ui_browser__list_head_seek(struct ui_browser *browser, off_t offset, int whence);
+unsigned int ui_browser__list_head_refresh(struct ui_browser *browser);
+
+void ui_browser__init(void);
+#endif /* _PERF_UI_BROWSER_H_ */
diff --git a/tools/perf/ui/browsers/Build b/tools/perf/ui/browsers/Build
new file mode 100644
index 000000000..fdf86f798
--- /dev/null
+++ b/tools/perf/ui/browsers/Build
@@ -0,0 +1,11 @@
+perf-y += annotate.o
+perf-y += hists.o
+perf-y += map.o
+perf-y += scripts.o
+perf-y += header.o
+perf-y += res_sample.o
+
+CFLAGS_annotate.o += -DENABLE_SLFUTURE_CONST
+CFLAGS_hists.o += -DENABLE_SLFUTURE_CONST
+CFLAGS_map.o += -DENABLE_SLFUTURE_CONST
+CFLAGS_scripts.o += -DENABLE_SLFUTURE_CONST
diff --git a/tools/perf/ui/browsers/annotate.c b/tools/perf/ui/browsers/annotate.c
new file mode 100644
index 000000000..c03fa76c0
--- /dev/null
+++ b/tools/perf/ui/browsers/annotate.c
@@ -0,0 +1,1006 @@
+// SPDX-License-Identifier: GPL-2.0
+#include "../browser.h"
+#include "../helpline.h"
+#include "../ui.h"
+#include "../../util/annotate.h"
+#include "../../util/debug.h"
+#include "../../util/dso.h"
+#include "../../util/hist.h"
+#include "../../util/sort.h"
+#include "../../util/map.h"
+#include "../../util/mutex.h"
+#include "../../util/symbol.h"
+#include "../../util/evsel.h"
+#include "../../util/evlist.h"
+#include <inttypes.h>
+#include <linux/kernel.h>
+#include <linux/string.h>
+#include <linux/zalloc.h>
+#include <sys/ttydefaults.h>
+#include <asm/bug.h>
+
+struct arch;
+
+struct annotate_browser {
+ struct ui_browser b;
+ struct rb_root entries;
+ struct rb_node *curr_hot;
+ struct annotation_line *selection;
+ struct arch *arch;
+ struct annotation_options *opts;
+ bool searching_backwards;
+ char search_bf[128];
+};
+
+static inline struct annotation *browser__annotation(struct ui_browser *browser)
+{
+ struct map_symbol *ms = browser->priv;
+ return symbol__annotation(ms->sym);
+}
+
+static bool disasm_line__filter(struct ui_browser *browser, void *entry)
+{
+ struct annotation *notes = browser__annotation(browser);
+ struct annotation_line *al = list_entry(entry, struct annotation_line, node);
+ return annotation_line__filter(al, notes);
+}
+
+static int ui_browser__jumps_percent_color(struct ui_browser *browser, int nr, bool current)
+{
+ struct annotation *notes = browser__annotation(browser);
+
+ if (current && (!browser->use_navkeypressed || browser->navkeypressed))
+ return HE_COLORSET_SELECTED;
+ if (nr == notes->max_jump_sources)
+ return HE_COLORSET_TOP;
+ if (nr > 1)
+ return HE_COLORSET_MEDIUM;
+ return HE_COLORSET_NORMAL;
+}
+
+static int ui_browser__set_jumps_percent_color(void *browser, int nr, bool current)
+{
+ int color = ui_browser__jumps_percent_color(browser, nr, current);
+ return ui_browser__set_color(browser, color);
+}
+
+static int annotate_browser__set_color(void *browser, int color)
+{
+ return ui_browser__set_color(browser, color);
+}
+
+static void annotate_browser__write_graph(void *browser, int graph)
+{
+ ui_browser__write_graph(browser, graph);
+}
+
+static void annotate_browser__set_percent_color(void *browser, double percent, bool current)
+{
+ ui_browser__set_percent_color(browser, percent, current);
+}
+
+static void annotate_browser__printf(void *browser, const char *fmt, ...)
+{
+ va_list args;
+
+ va_start(args, fmt);
+ ui_browser__vprintf(browser, fmt, args);
+ va_end(args);
+}
+
+static void annotate_browser__write(struct ui_browser *browser, void *entry, int row)
+{
+ struct annotate_browser *ab = container_of(browser, struct annotate_browser, b);
+ struct annotation *notes = browser__annotation(browser);
+ struct annotation_line *al = list_entry(entry, struct annotation_line, node);
+ const bool is_current_entry = ui_browser__is_current_entry(browser, row);
+ struct annotation_write_ops ops = {
+ .first_line = row == 0,
+ .current_entry = is_current_entry,
+ .change_color = (!notes->options->hide_src_code &&
+ (!is_current_entry ||
+ (browser->use_navkeypressed &&
+ !browser->navkeypressed))),
+ .width = browser->width,
+ .obj = browser,
+ .set_color = annotate_browser__set_color,
+ .set_percent_color = annotate_browser__set_percent_color,
+ .set_jumps_percent_color = ui_browser__set_jumps_percent_color,
+ .printf = annotate_browser__printf,
+ .write_graph = annotate_browser__write_graph,
+ };
+
+ /* The scroll bar isn't being used */
+ if (!browser->navkeypressed)
+ ops.width += 1;
+
+ annotation_line__write(al, notes, &ops, ab->opts);
+
+ if (ops.current_entry)
+ ab->selection = al;
+}
+
+static int is_fused(struct annotate_browser *ab, struct disasm_line *cursor)
+{
+ struct disasm_line *pos = list_prev_entry(cursor, al.node);
+ const char *name;
+ int diff = 1;
+
+ while (pos && pos->al.offset == -1) {
+ pos = list_prev_entry(pos, al.node);
+ if (!ab->opts->hide_src_code)
+ diff++;
+ }
+
+ if (!pos)
+ return 0;
+
+ if (ins__is_lock(&pos->ins))
+ name = pos->ops.locked.ins.name;
+ else
+ name = pos->ins.name;
+
+ if (!name || !cursor->ins.name)
+ return 0;
+
+ if (ins__is_fused(ab->arch, name, cursor->ins.name))
+ return diff;
+ return 0;
+}
+
+static void annotate_browser__draw_current_jump(struct ui_browser *browser)
+{
+ struct annotate_browser *ab = container_of(browser, struct annotate_browser, b);
+ struct disasm_line *cursor = disasm_line(ab->selection);
+ struct annotation_line *target;
+ unsigned int from, to;
+ struct map_symbol *ms = ab->b.priv;
+ struct symbol *sym = ms->sym;
+ struct annotation *notes = symbol__annotation(sym);
+ u8 pcnt_width = annotation__pcnt_width(notes);
+ int width;
+ int diff = 0;
+
+ /* PLT symbols contain external offsets */
+ if (strstr(sym->name, "@plt"))
+ return;
+
+ if (!disasm_line__is_valid_local_jump(cursor, sym))
+ return;
+
+ /*
+ * This first was seen with a gcc function, _cpp_lex_token, that
+ * has the usual jumps:
+ *
+ * │1159e6c: ↓ jne 115aa32 <_cpp_lex_token@@Base+0xf92>
+ *
+ * I.e. jumps to a label inside that function (_cpp_lex_token), and
+ * those works, but also this kind:
+ *
+ * │1159e8b: ↓ jne c469be <cpp_named_operator2name@@Base+0xa72>
+ *
+ * I.e. jumps to another function, outside _cpp_lex_token, which
+ * are not being correctly handled generating as a side effect references
+ * to ab->offset[] entries that are set to NULL, so to make this code
+ * more robust, check that here.
+ *
+ * A proper fix for will be put in place, looking at the function
+ * name right after the '<' token and probably treating this like a
+ * 'call' instruction.
+ */
+ target = notes->offsets[cursor->ops.target.offset];
+ if (target == NULL) {
+ ui_helpline__printf("WARN: jump target inconsistency, press 'o', notes->offsets[%#x] = NULL\n",
+ cursor->ops.target.offset);
+ return;
+ }
+
+ if (notes->options->hide_src_code) {
+ from = cursor->al.idx_asm;
+ to = target->idx_asm;
+ } else {
+ from = (u64)cursor->al.idx;
+ to = (u64)target->idx;
+ }
+
+ width = annotation__cycles_width(notes);
+
+ ui_browser__set_color(browser, HE_COLORSET_JUMP_ARROWS);
+ __ui_browser__line_arrow(browser,
+ pcnt_width + 2 + notes->widths.addr + width,
+ from, to);
+
+ diff = is_fused(ab, cursor);
+ if (diff > 0) {
+ ui_browser__mark_fused(browser,
+ pcnt_width + 3 + notes->widths.addr + width,
+ from - diff, diff, to > from);
+ }
+}
+
+static unsigned int annotate_browser__refresh(struct ui_browser *browser)
+{
+ struct annotation *notes = browser__annotation(browser);
+ int ret = ui_browser__list_head_refresh(browser);
+ int pcnt_width = annotation__pcnt_width(notes);
+
+ if (notes->options->jump_arrows)
+ annotate_browser__draw_current_jump(browser);
+
+ ui_browser__set_color(browser, HE_COLORSET_NORMAL);
+ __ui_browser__vline(browser, pcnt_width, 0, browser->rows - 1);
+ return ret;
+}
+
+static double disasm__cmp(struct annotation_line *a, struct annotation_line *b,
+ int percent_type)
+{
+ int i;
+
+ for (i = 0; i < a->data_nr; i++) {
+ if (a->data[i].percent[percent_type] == b->data[i].percent[percent_type])
+ continue;
+ return a->data[i].percent[percent_type] -
+ b->data[i].percent[percent_type];
+ }
+ return 0;
+}
+
+static void disasm_rb_tree__insert(struct annotate_browser *browser,
+ struct annotation_line *al)
+{
+ struct rb_root *root = &browser->entries;
+ struct rb_node **p = &root->rb_node;
+ struct rb_node *parent = NULL;
+ struct annotation_line *l;
+
+ while (*p != NULL) {
+ parent = *p;
+ l = rb_entry(parent, struct annotation_line, rb_node);
+
+ if (disasm__cmp(al, l, browser->opts->percent_type) < 0)
+ p = &(*p)->rb_left;
+ else
+ p = &(*p)->rb_right;
+ }
+ rb_link_node(&al->rb_node, parent, p);
+ rb_insert_color(&al->rb_node, root);
+}
+
+static void annotate_browser__set_top(struct annotate_browser *browser,
+ struct annotation_line *pos, u32 idx)
+{
+ struct annotation *notes = browser__annotation(&browser->b);
+ unsigned back;
+
+ ui_browser__refresh_dimensions(&browser->b);
+ back = browser->b.height / 2;
+ browser->b.top_idx = browser->b.index = idx;
+
+ while (browser->b.top_idx != 0 && back != 0) {
+ pos = list_entry(pos->node.prev, struct annotation_line, node);
+
+ if (annotation_line__filter(pos, notes))
+ continue;
+
+ --browser->b.top_idx;
+ --back;
+ }
+
+ browser->b.top = pos;
+ browser->b.navkeypressed = true;
+}
+
+static void annotate_browser__set_rb_top(struct annotate_browser *browser,
+ struct rb_node *nd)
+{
+ struct annotation *notes = browser__annotation(&browser->b);
+ struct annotation_line * pos = rb_entry(nd, struct annotation_line, rb_node);
+ u32 idx = pos->idx;
+
+ if (notes->options->hide_src_code)
+ idx = pos->idx_asm;
+ annotate_browser__set_top(browser, pos, idx);
+ browser->curr_hot = nd;
+}
+
+static void annotate_browser__calc_percent(struct annotate_browser *browser,
+ struct evsel *evsel)
+{
+ struct map_symbol *ms = browser->b.priv;
+ struct symbol *sym = ms->sym;
+ struct annotation *notes = symbol__annotation(sym);
+ struct disasm_line *pos;
+
+ browser->entries = RB_ROOT;
+
+ mutex_lock(&notes->lock);
+
+ symbol__calc_percent(sym, evsel);
+
+ list_for_each_entry(pos, &notes->src->source, al.node) {
+ double max_percent = 0.0;
+ int i;
+
+ if (pos->al.offset == -1) {
+ RB_CLEAR_NODE(&pos->al.rb_node);
+ continue;
+ }
+
+ for (i = 0; i < pos->al.data_nr; i++) {
+ double percent;
+
+ percent = annotation_data__percent(&pos->al.data[i],
+ browser->opts->percent_type);
+
+ if (max_percent < percent)
+ max_percent = percent;
+ }
+
+ if (max_percent < 0.01 && pos->al.ipc == 0) {
+ RB_CLEAR_NODE(&pos->al.rb_node);
+ continue;
+ }
+ disasm_rb_tree__insert(browser, &pos->al);
+ }
+ mutex_unlock(&notes->lock);
+
+ browser->curr_hot = rb_last(&browser->entries);
+}
+
+static struct annotation_line *annotate_browser__find_next_asm_line(
+ struct annotate_browser *browser,
+ struct annotation_line *al)
+{
+ struct annotation_line *it = al;
+
+ /* find next asm line */
+ list_for_each_entry_continue(it, browser->b.entries, node) {
+ if (it->idx_asm >= 0)
+ return it;
+ }
+
+ /* no asm line found forwards, try backwards */
+ it = al;
+ list_for_each_entry_continue_reverse(it, browser->b.entries, node) {
+ if (it->idx_asm >= 0)
+ return it;
+ }
+
+ /* There are no asm lines */
+ return NULL;
+}
+
+static bool annotate_browser__toggle_source(struct annotate_browser *browser)
+{
+ struct annotation *notes = browser__annotation(&browser->b);
+ struct annotation_line *al;
+ off_t offset = browser->b.index - browser->b.top_idx;
+
+ browser->b.seek(&browser->b, offset, SEEK_CUR);
+ al = list_entry(browser->b.top, struct annotation_line, node);
+
+ if (notes->options->hide_src_code) {
+ if (al->idx_asm < offset)
+ offset = al->idx;
+
+ browser->b.nr_entries = notes->nr_entries;
+ notes->options->hide_src_code = false;
+ browser->b.seek(&browser->b, -offset, SEEK_CUR);
+ browser->b.top_idx = al->idx - offset;
+ browser->b.index = al->idx;
+ } else {
+ if (al->idx_asm < 0) {
+ /* move cursor to next asm line */
+ al = annotate_browser__find_next_asm_line(browser, al);
+ if (!al) {
+ browser->b.seek(&browser->b, -offset, SEEK_CUR);
+ return false;
+ }
+ }
+
+ if (al->idx_asm < offset)
+ offset = al->idx_asm;
+
+ browser->b.nr_entries = notes->nr_asm_entries;
+ notes->options->hide_src_code = true;
+ browser->b.seek(&browser->b, -offset, SEEK_CUR);
+ browser->b.top_idx = al->idx_asm - offset;
+ browser->b.index = al->idx_asm;
+ }
+
+ return true;
+}
+
+#define SYM_TITLE_MAX_SIZE (PATH_MAX + 64)
+
+static void annotate_browser__show_full_location(struct ui_browser *browser)
+{
+ struct annotate_browser *ab = container_of(browser, struct annotate_browser, b);
+ struct disasm_line *cursor = disasm_line(ab->selection);
+ struct annotation_line *al = &cursor->al;
+
+ if (al->offset != -1)
+ ui_helpline__puts("Only available for source code lines.");
+ else if (al->fileloc == NULL)
+ ui_helpline__puts("No source file location.");
+ else {
+ char help_line[SYM_TITLE_MAX_SIZE];
+ sprintf (help_line, "Source file location: %s", al->fileloc);
+ ui_helpline__puts(help_line);
+ }
+}
+
+static void ui_browser__init_asm_mode(struct ui_browser *browser)
+{
+ struct annotation *notes = browser__annotation(browser);
+ ui_browser__reset_index(browser);
+ browser->nr_entries = notes->nr_asm_entries;
+}
+
+static int sym_title(struct symbol *sym, struct map *map, char *title,
+ size_t sz, int percent_type)
+{
+ return snprintf(title, sz, "%s %s [Percent: %s]", sym->name, map->dso->long_name,
+ percent_type_str(percent_type));
+}
+
+/*
+ * This can be called from external jumps, i.e. jumps from one function
+ * to another, like from the kernel's entry_SYSCALL_64 function to the
+ * swapgs_restore_regs_and_return_to_usermode() function.
+ *
+ * So all we check here is that dl->ops.target.sym is set, if it is, just
+ * go to that function and when exiting from its disassembly, come back
+ * to the calling function.
+ */
+static bool annotate_browser__callq(struct annotate_browser *browser,
+ struct evsel *evsel,
+ struct hist_browser_timer *hbt)
+{
+ struct map_symbol *ms = browser->b.priv, target_ms;
+ struct disasm_line *dl = disasm_line(browser->selection);
+ struct annotation *notes;
+ char title[SYM_TITLE_MAX_SIZE];
+
+ if (!dl->ops.target.sym) {
+ ui_helpline__puts("The called function was not found.");
+ return true;
+ }
+
+ notes = symbol__annotation(dl->ops.target.sym);
+ mutex_lock(&notes->lock);
+
+ if (!symbol__hists(dl->ops.target.sym, evsel->evlist->core.nr_entries)) {
+ mutex_unlock(&notes->lock);
+ ui__warning("Not enough memory for annotating '%s' symbol!\n",
+ dl->ops.target.sym->name);
+ return true;
+ }
+
+ target_ms.maps = ms->maps;
+ target_ms.map = ms->map;
+ target_ms.sym = dl->ops.target.sym;
+ mutex_unlock(&notes->lock);
+ symbol__tui_annotate(&target_ms, evsel, hbt, browser->opts);
+ sym_title(ms->sym, ms->map, title, sizeof(title), browser->opts->percent_type);
+ ui_browser__show_title(&browser->b, title);
+ return true;
+}
+
+static
+struct disasm_line *annotate_browser__find_offset(struct annotate_browser *browser,
+ s64 offset, s64 *idx)
+{
+ struct annotation *notes = browser__annotation(&browser->b);
+ struct disasm_line *pos;
+
+ *idx = 0;
+ list_for_each_entry(pos, &notes->src->source, al.node) {
+ if (pos->al.offset == offset)
+ return pos;
+ if (!annotation_line__filter(&pos->al, notes))
+ ++*idx;
+ }
+
+ return NULL;
+}
+
+static bool annotate_browser__jump(struct annotate_browser *browser,
+ struct evsel *evsel,
+ struct hist_browser_timer *hbt)
+{
+ struct disasm_line *dl = disasm_line(browser->selection);
+ u64 offset;
+ s64 idx;
+
+ if (!ins__is_jump(&dl->ins))
+ return false;
+
+ if (dl->ops.target.outside) {
+ annotate_browser__callq(browser, evsel, hbt);
+ return true;
+ }
+
+ offset = dl->ops.target.offset;
+ dl = annotate_browser__find_offset(browser, offset, &idx);
+ if (dl == NULL) {
+ ui_helpline__printf("Invalid jump offset: %" PRIx64, offset);
+ return true;
+ }
+
+ annotate_browser__set_top(browser, &dl->al, idx);
+
+ return true;
+}
+
+static
+struct annotation_line *annotate_browser__find_string(struct annotate_browser *browser,
+ char *s, s64 *idx)
+{
+ struct annotation *notes = browser__annotation(&browser->b);
+ struct annotation_line *al = browser->selection;
+
+ *idx = browser->b.index;
+ list_for_each_entry_continue(al, &notes->src->source, node) {
+ if (annotation_line__filter(al, notes))
+ continue;
+
+ ++*idx;
+
+ if (al->line && strstr(al->line, s) != NULL)
+ return al;
+ }
+
+ return NULL;
+}
+
+static bool __annotate_browser__search(struct annotate_browser *browser)
+{
+ struct annotation_line *al;
+ s64 idx;
+
+ al = annotate_browser__find_string(browser, browser->search_bf, &idx);
+ if (al == NULL) {
+ ui_helpline__puts("String not found!");
+ return false;
+ }
+
+ annotate_browser__set_top(browser, al, idx);
+ browser->searching_backwards = false;
+ return true;
+}
+
+static
+struct annotation_line *annotate_browser__find_string_reverse(struct annotate_browser *browser,
+ char *s, s64 *idx)
+{
+ struct annotation *notes = browser__annotation(&browser->b);
+ struct annotation_line *al = browser->selection;
+
+ *idx = browser->b.index;
+ list_for_each_entry_continue_reverse(al, &notes->src->source, node) {
+ if (annotation_line__filter(al, notes))
+ continue;
+
+ --*idx;
+
+ if (al->line && strstr(al->line, s) != NULL)
+ return al;
+ }
+
+ return NULL;
+}
+
+static bool __annotate_browser__search_reverse(struct annotate_browser *browser)
+{
+ struct annotation_line *al;
+ s64 idx;
+
+ al = annotate_browser__find_string_reverse(browser, browser->search_bf, &idx);
+ if (al == NULL) {
+ ui_helpline__puts("String not found!");
+ return false;
+ }
+
+ annotate_browser__set_top(browser, al, idx);
+ browser->searching_backwards = true;
+ return true;
+}
+
+static bool annotate_browser__search_window(struct annotate_browser *browser,
+ int delay_secs)
+{
+ if (ui_browser__input_window("Search", "String: ", browser->search_bf,
+ "ENTER: OK, ESC: Cancel",
+ delay_secs * 2) != K_ENTER ||
+ !*browser->search_bf)
+ return false;
+
+ return true;
+}
+
+static bool annotate_browser__search(struct annotate_browser *browser, int delay_secs)
+{
+ if (annotate_browser__search_window(browser, delay_secs))
+ return __annotate_browser__search(browser);
+
+ return false;
+}
+
+static bool annotate_browser__continue_search(struct annotate_browser *browser,
+ int delay_secs)
+{
+ if (!*browser->search_bf)
+ return annotate_browser__search(browser, delay_secs);
+
+ return __annotate_browser__search(browser);
+}
+
+static bool annotate_browser__search_reverse(struct annotate_browser *browser,
+ int delay_secs)
+{
+ if (annotate_browser__search_window(browser, delay_secs))
+ return __annotate_browser__search_reverse(browser);
+
+ return false;
+}
+
+static
+bool annotate_browser__continue_search_reverse(struct annotate_browser *browser,
+ int delay_secs)
+{
+ if (!*browser->search_bf)
+ return annotate_browser__search_reverse(browser, delay_secs);
+
+ return __annotate_browser__search_reverse(browser);
+}
+
+static int annotate_browser__show(struct ui_browser *browser, char *title, const char *help)
+{
+ struct annotate_browser *ab = container_of(browser, struct annotate_browser, b);
+ struct map_symbol *ms = browser->priv;
+ struct symbol *sym = ms->sym;
+ char symbol_dso[SYM_TITLE_MAX_SIZE];
+
+ if (ui_browser__show(browser, title, help) < 0)
+ return -1;
+
+ sym_title(sym, ms->map, symbol_dso, sizeof(symbol_dso), ab->opts->percent_type);
+
+ ui_browser__gotorc_title(browser, 0, 0);
+ ui_browser__set_color(browser, HE_COLORSET_ROOT);
+ ui_browser__write_nstring(browser, symbol_dso, browser->width + 1);
+ return 0;
+}
+
+static void
+switch_percent_type(struct annotation_options *opts, bool base)
+{
+ switch (opts->percent_type) {
+ case PERCENT_HITS_LOCAL:
+ if (base)
+ opts->percent_type = PERCENT_PERIOD_LOCAL;
+ else
+ opts->percent_type = PERCENT_HITS_GLOBAL;
+ break;
+ case PERCENT_HITS_GLOBAL:
+ if (base)
+ opts->percent_type = PERCENT_PERIOD_GLOBAL;
+ else
+ opts->percent_type = PERCENT_HITS_LOCAL;
+ break;
+ case PERCENT_PERIOD_LOCAL:
+ if (base)
+ opts->percent_type = PERCENT_HITS_LOCAL;
+ else
+ opts->percent_type = PERCENT_PERIOD_GLOBAL;
+ break;
+ case PERCENT_PERIOD_GLOBAL:
+ if (base)
+ opts->percent_type = PERCENT_HITS_GLOBAL;
+ else
+ opts->percent_type = PERCENT_PERIOD_LOCAL;
+ break;
+ default:
+ WARN_ON(1);
+ }
+}
+
+static int annotate_browser__run(struct annotate_browser *browser,
+ struct evsel *evsel,
+ struct hist_browser_timer *hbt)
+{
+ struct rb_node *nd = NULL;
+ struct hists *hists = evsel__hists(evsel);
+ struct map_symbol *ms = browser->b.priv;
+ struct symbol *sym = ms->sym;
+ struct annotation *notes = symbol__annotation(ms->sym);
+ const char *help = "Press 'h' for help on key bindings";
+ int delay_secs = hbt ? hbt->refresh : 0;
+ char title[256];
+ int key;
+
+ hists__scnprintf_title(hists, title, sizeof(title));
+ if (annotate_browser__show(&browser->b, title, help) < 0)
+ return -1;
+
+ annotate_browser__calc_percent(browser, evsel);
+
+ if (browser->curr_hot) {
+ annotate_browser__set_rb_top(browser, browser->curr_hot);
+ browser->b.navkeypressed = false;
+ }
+
+ nd = browser->curr_hot;
+
+ while (1) {
+ key = ui_browser__run(&browser->b, delay_secs);
+
+ if (delay_secs != 0) {
+ annotate_browser__calc_percent(browser, evsel);
+ /*
+ * Current line focus got out of the list of most active
+ * lines, NULL it so that if TAB|UNTAB is pressed, we
+ * move to curr_hot (current hottest line).
+ */
+ if (nd != NULL && RB_EMPTY_NODE(nd))
+ nd = NULL;
+ }
+
+ switch (key) {
+ case K_TIMER:
+ if (hbt)
+ hbt->timer(hbt->arg);
+
+ if (delay_secs != 0) {
+ symbol__annotate_decay_histogram(sym, evsel->core.idx);
+ hists__scnprintf_title(hists, title, sizeof(title));
+ annotate_browser__show(&browser->b, title, help);
+ }
+ continue;
+ case K_TAB:
+ if (nd != NULL) {
+ nd = rb_prev(nd);
+ if (nd == NULL)
+ nd = rb_last(&browser->entries);
+ } else
+ nd = browser->curr_hot;
+ break;
+ case K_UNTAB:
+ if (nd != NULL) {
+ nd = rb_next(nd);
+ if (nd == NULL)
+ nd = rb_first(&browser->entries);
+ } else
+ nd = browser->curr_hot;
+ break;
+ case K_F1:
+ case 'h':
+ ui_browser__help_window(&browser->b,
+ "UP/DOWN/PGUP\n"
+ "PGDN/SPACE Navigate\n"
+ "q/ESC/CTRL+C Exit\n\n"
+ "ENTER Go to target\n"
+ "ESC Exit\n"
+ "H Go to hottest instruction\n"
+ "TAB/shift+TAB Cycle thru hottest instructions\n"
+ "j Toggle showing jump to target arrows\n"
+ "J Toggle showing number of jump sources on targets\n"
+ "n Search next string\n"
+ "o Toggle disassembler output/simplified view\n"
+ "O Bump offset level (jump targets -> +call -> all -> cycle thru)\n"
+ "s Toggle source code view\n"
+ "t Circulate percent, total period, samples view\n"
+ "c Show min/max cycle\n"
+ "/ Search string\n"
+ "k Toggle line numbers\n"
+ "l Show full source file location\n"
+ "P Print to [symbol_name].annotation file.\n"
+ "r Run available scripts\n"
+ "p Toggle percent type [local/global]\n"
+ "b Toggle percent base [period/hits]\n"
+ "? Search string backwards\n"
+ "f Toggle showing offsets to full address\n");
+ continue;
+ case 'r':
+ script_browse(NULL, NULL);
+ annotate_browser__show(&browser->b, title, help);
+ continue;
+ case 'k':
+ notes->options->show_linenr = !notes->options->show_linenr;
+ continue;
+ case 'l':
+ annotate_browser__show_full_location (&browser->b);
+ continue;
+ case 'H':
+ nd = browser->curr_hot;
+ break;
+ case 's':
+ if (annotate_browser__toggle_source(browser))
+ ui_helpline__puts(help);
+ continue;
+ case 'o':
+ notes->options->use_offset = !notes->options->use_offset;
+ annotation__update_column_widths(notes);
+ continue;
+ case 'O':
+ if (++notes->options->offset_level > ANNOTATION__MAX_OFFSET_LEVEL)
+ notes->options->offset_level = ANNOTATION__MIN_OFFSET_LEVEL;
+ continue;
+ case 'j':
+ notes->options->jump_arrows = !notes->options->jump_arrows;
+ continue;
+ case 'J':
+ notes->options->show_nr_jumps = !notes->options->show_nr_jumps;
+ annotation__update_column_widths(notes);
+ continue;
+ case '/':
+ if (annotate_browser__search(browser, delay_secs)) {
+show_help:
+ ui_helpline__puts(help);
+ }
+ continue;
+ case 'n':
+ if (browser->searching_backwards ?
+ annotate_browser__continue_search_reverse(browser, delay_secs) :
+ annotate_browser__continue_search(browser, delay_secs))
+ goto show_help;
+ continue;
+ case '?':
+ if (annotate_browser__search_reverse(browser, delay_secs))
+ goto show_help;
+ continue;
+ case 'D': {
+ static int seq;
+ ui_helpline__pop();
+ ui_helpline__fpush("%d: nr_ent=%d, height=%d, idx=%d, top_idx=%d, nr_asm_entries=%d",
+ seq++, browser->b.nr_entries,
+ browser->b.height,
+ browser->b.index,
+ browser->b.top_idx,
+ notes->nr_asm_entries);
+ }
+ continue;
+ case K_ENTER:
+ case K_RIGHT:
+ {
+ struct disasm_line *dl = disasm_line(browser->selection);
+
+ if (browser->selection == NULL)
+ ui_helpline__puts("Huh? No selection. Report to linux-kernel@vger.kernel.org");
+ else if (browser->selection->offset == -1)
+ ui_helpline__puts("Actions are only available for assembly lines.");
+ else if (!dl->ins.ops)
+ goto show_sup_ins;
+ else if (ins__is_ret(&dl->ins))
+ goto out;
+ else if (!(annotate_browser__jump(browser, evsel, hbt) ||
+ annotate_browser__callq(browser, evsel, hbt))) {
+show_sup_ins:
+ ui_helpline__puts("Actions are only available for function call/return & jump/branch instructions.");
+ }
+ continue;
+ }
+ case 'P':
+ map_symbol__annotation_dump(ms, evsel, browser->opts);
+ continue;
+ case 't':
+ if (symbol_conf.show_total_period) {
+ symbol_conf.show_total_period = false;
+ symbol_conf.show_nr_samples = true;
+ } else if (symbol_conf.show_nr_samples)
+ symbol_conf.show_nr_samples = false;
+ else
+ symbol_conf.show_total_period = true;
+ annotation__update_column_widths(notes);
+ continue;
+ case 'c':
+ if (notes->options->show_minmax_cycle)
+ notes->options->show_minmax_cycle = false;
+ else
+ notes->options->show_minmax_cycle = true;
+ annotation__update_column_widths(notes);
+ continue;
+ case 'p':
+ case 'b':
+ switch_percent_type(browser->opts, key == 'b');
+ hists__scnprintf_title(hists, title, sizeof(title));
+ annotate_browser__show(&browser->b, title, help);
+ continue;
+ case 'f':
+ annotation__toggle_full_addr(notes, ms);
+ continue;
+ case K_LEFT:
+ case K_ESC:
+ case 'q':
+ case CTRL('c'):
+ goto out;
+ default:
+ continue;
+ }
+
+ if (nd != NULL)
+ annotate_browser__set_rb_top(browser, nd);
+ }
+out:
+ ui_browser__hide(&browser->b);
+ return key;
+}
+
+int map_symbol__tui_annotate(struct map_symbol *ms, struct evsel *evsel,
+ struct hist_browser_timer *hbt,
+ struct annotation_options *opts)
+{
+ return symbol__tui_annotate(ms, evsel, hbt, opts);
+}
+
+int hist_entry__tui_annotate(struct hist_entry *he, struct evsel *evsel,
+ struct hist_browser_timer *hbt,
+ struct annotation_options *opts)
+{
+ /* reset abort key so that it can get Ctrl-C as a key */
+ SLang_reset_tty();
+ SLang_init_tty(0, 0, 0);
+
+ return map_symbol__tui_annotate(&he->ms, evsel, hbt, opts);
+}
+
+int symbol__tui_annotate(struct map_symbol *ms, struct evsel *evsel,
+ struct hist_browser_timer *hbt,
+ struct annotation_options *opts)
+{
+ struct symbol *sym = ms->sym;
+ struct annotation *notes = symbol__annotation(sym);
+ struct annotate_browser browser = {
+ .b = {
+ .refresh = annotate_browser__refresh,
+ .seek = ui_browser__list_head_seek,
+ .write = annotate_browser__write,
+ .filter = disasm_line__filter,
+ .extra_title_lines = 1, /* for hists__scnprintf_title() */
+ .priv = ms,
+ .use_navkeypressed = true,
+ },
+ .opts = opts,
+ };
+ int ret = -1, err;
+ int not_annotated = list_empty(&notes->src->source);
+
+ if (sym == NULL)
+ return -1;
+
+ if (ms->map->dso->annotate_warned)
+ return -1;
+
+ if (not_annotated) {
+ err = symbol__annotate2(ms, evsel, opts, &browser.arch);
+ if (err) {
+ char msg[BUFSIZ];
+ ms->map->dso->annotate_warned = true;
+ symbol__strerror_disassemble(ms, err, msg, sizeof(msg));
+ ui__error("Couldn't annotate %s:\n%s", sym->name, msg);
+ goto out_free_offsets;
+ }
+ }
+
+ ui_helpline__push("Press ESC to exit");
+
+ browser.b.width = notes->max_line_len;
+ browser.b.nr_entries = notes->nr_entries;
+ browser.b.entries = &notes->src->source,
+ browser.b.width += 18; /* Percentage */
+
+ if (notes->options->hide_src_code)
+ ui_browser__init_asm_mode(&browser.b);
+
+ ret = annotate_browser__run(&browser, evsel, hbt);
+
+ if(not_annotated)
+ annotated_source__purge(notes->src);
+
+out_free_offsets:
+ if(not_annotated)
+ zfree(&notes->offsets);
+ return ret;
+}
diff --git a/tools/perf/ui/browsers/header.c b/tools/perf/ui/browsers/header.c
new file mode 100644
index 000000000..57e6e4332
--- /dev/null
+++ b/tools/perf/ui/browsers/header.c
@@ -0,0 +1,129 @@
+// SPDX-License-Identifier: GPL-2.0
+#include "ui/browser.h"
+#include "ui/keysyms.h"
+#include "ui/ui.h"
+#include "ui/util.h"
+#include "ui/libslang.h"
+#include "util/header.h"
+#include "util/session.h"
+
+#include <sys/ttydefaults.h>
+
+static void ui_browser__argv_write(struct ui_browser *browser,
+ void *entry, int row)
+{
+ char **arg = entry;
+ char *str = *arg;
+ char empty[] = " ";
+ bool current_entry = ui_browser__is_current_entry(browser, row);
+ unsigned long offset = (unsigned long)browser->priv;
+
+ if (offset >= strlen(str))
+ str = empty;
+ else
+ str = str + offset;
+
+ ui_browser__set_color(browser, current_entry ? HE_COLORSET_SELECTED :
+ HE_COLORSET_NORMAL);
+
+ ui_browser__write_nstring(browser, str, browser->width);
+}
+
+static int list_menu__run(struct ui_browser *menu)
+{
+ int key;
+ unsigned long offset;
+ static const char help[] =
+ "h/?/F1 Show this window\n"
+ "UP/DOWN/PGUP\n"
+ "PGDN/SPACE\n"
+ "LEFT/RIGHT Navigate\n"
+ "q/ESC/CTRL+C Exit browser";
+
+ if (ui_browser__show(menu, "Header information", "Press 'q' to exit") < 0)
+ return -1;
+
+ while (1) {
+ key = ui_browser__run(menu, 0);
+
+ switch (key) {
+ case K_RIGHT:
+ offset = (unsigned long)menu->priv;
+ offset += 10;
+ menu->priv = (void *)offset;
+ continue;
+ case K_LEFT:
+ offset = (unsigned long)menu->priv;
+ if (offset >= 10)
+ offset -= 10;
+ menu->priv = (void *)offset;
+ continue;
+ case K_F1:
+ case 'h':
+ case '?':
+ ui_browser__help_window(menu, help);
+ continue;
+ case K_ESC:
+ case 'q':
+ case CTRL('c'):
+ key = -1;
+ break;
+ default:
+ continue;
+ }
+
+ break;
+ }
+
+ ui_browser__hide(menu);
+ return key;
+}
+
+static int ui__list_menu(int argc, char * const argv[])
+{
+ struct ui_browser menu = {
+ .entries = (void *)argv,
+ .refresh = ui_browser__argv_refresh,
+ .seek = ui_browser__argv_seek,
+ .write = ui_browser__argv_write,
+ .nr_entries = argc,
+ };
+
+ return list_menu__run(&menu);
+}
+
+int tui__header_window(struct perf_env *env)
+{
+ int i, argc = 0;
+ char **argv;
+ struct perf_session *session;
+ char *ptr, *pos;
+ size_t size;
+ FILE *fp = open_memstream(&ptr, &size);
+
+ session = container_of(env, struct perf_session, header.env);
+ perf_header__fprintf_info(session, fp, true);
+ fclose(fp);
+
+ for (pos = ptr, argc = 0; (pos = strchr(pos, '\n')) != NULL; pos++)
+ argc++;
+
+ argv = calloc(argc + 1, sizeof(*argv));
+ if (argv == NULL)
+ goto out;
+
+ argv[0] = pos = ptr;
+ for (i = 1; (pos = strchr(pos, '\n')) != NULL; i++) {
+ *pos++ = '\0';
+ argv[i] = pos;
+ }
+
+ BUG_ON(i != argc + 1);
+
+ ui__list_menu(argc, argv);
+
+out:
+ free(argv);
+ free(ptr);
+ return 0;
+}
diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c
new file mode 100644
index 000000000..fd3e67d2c
--- /dev/null
+++ b/tools/perf/ui/browsers/hists.c
@@ -0,0 +1,3706 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <dirent.h>
+#include <errno.h>
+#include <inttypes.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <linux/rbtree.h>
+#include <linux/string.h>
+#include <sys/ttydefaults.h>
+#include <linux/time64.h>
+#include <linux/zalloc.h>
+
+#include "../../util/debug.h"
+#include "../../util/dso.h"
+#include "../../util/callchain.h"
+#include "../../util/evsel.h"
+#include "../../util/evlist.h"
+#include "../../util/header.h"
+#include "../../util/hist.h"
+#include "../../util/machine.h"
+#include "../../util/map.h"
+#include "../../util/maps.h"
+#include "../../util/symbol.h"
+#include "../../util/map_symbol.h"
+#include "../../util/branch.h"
+#include "../../util/pstack.h"
+#include "../../util/sort.h"
+#include "../../util/top.h"
+#include "../../util/thread.h"
+#include "../../util/block-info.h"
+#include "../../arch/common.h"
+#include "../../perf.h"
+
+#include "../browsers/hists.h"
+#include "../helpline.h"
+#include "../util.h"
+#include "../ui.h"
+#include "map.h"
+#include "annotate.h"
+#include "srcline.h"
+#include "string2.h"
+#include "units.h"
+#include "time-utils.h"
+
+#include <linux/ctype.h>
+
+extern void hist_browser__init_hpp(void);
+
+static int hists_browser__scnprintf_title(struct hist_browser *browser, char *bf, size_t size);
+static void hist_browser__update_nr_entries(struct hist_browser *hb);
+
+static struct rb_node *hists__filter_entries(struct rb_node *nd,
+ float min_pcnt);
+
+static bool hist_browser__has_filter(struct hist_browser *hb)
+{
+ return hists__has_filter(hb->hists) || hb->min_pcnt || symbol_conf.has_filter || hb->c2c_filter;
+}
+
+static int hist_browser__get_folding(struct hist_browser *browser)
+{
+ struct rb_node *nd;
+ struct hists *hists = browser->hists;
+ int unfolded_rows = 0;
+
+ for (nd = rb_first_cached(&hists->entries);
+ (nd = hists__filter_entries(nd, browser->min_pcnt)) != NULL;
+ nd = rb_hierarchy_next(nd)) {
+ struct hist_entry *he =
+ rb_entry(nd, struct hist_entry, rb_node);
+
+ if (he->leaf && he->unfolded)
+ unfolded_rows += he->nr_rows;
+ }
+ return unfolded_rows;
+}
+
+static void hist_browser__set_title_space(struct hist_browser *hb)
+{
+ struct ui_browser *browser = &hb->b;
+ struct hists *hists = hb->hists;
+ struct perf_hpp_list *hpp_list = hists->hpp_list;
+
+ browser->extra_title_lines = hb->show_headers ? hpp_list->nr_header_lines : 0;
+}
+
+static u32 hist_browser__nr_entries(struct hist_browser *hb)
+{
+ u32 nr_entries;
+
+ if (symbol_conf.report_hierarchy)
+ nr_entries = hb->nr_hierarchy_entries;
+ else if (hist_browser__has_filter(hb))
+ nr_entries = hb->nr_non_filtered_entries;
+ else
+ nr_entries = hb->hists->nr_entries;
+
+ hb->nr_callchain_rows = hist_browser__get_folding(hb);
+ return nr_entries + hb->nr_callchain_rows;
+}
+
+static void hist_browser__update_rows(struct hist_browser *hb)
+{
+ struct ui_browser *browser = &hb->b;
+ struct hists *hists = hb->hists;
+ struct perf_hpp_list *hpp_list = hists->hpp_list;
+ u16 index_row;
+
+ if (!hb->show_headers) {
+ browser->rows += browser->extra_title_lines;
+ browser->extra_title_lines = 0;
+ return;
+ }
+
+ browser->extra_title_lines = hpp_list->nr_header_lines;
+ browser->rows -= browser->extra_title_lines;
+ /*
+ * Verify if we were at the last line and that line isn't
+ * visible because we now show the header line(s).
+ */
+ index_row = browser->index - browser->top_idx;
+ if (index_row >= browser->rows)
+ browser->index -= index_row - browser->rows + 1;
+}
+
+static void hist_browser__refresh_dimensions(struct ui_browser *browser)
+{
+ struct hist_browser *hb = container_of(browser, struct hist_browser, b);
+
+ /* 3 == +/- toggle symbol before actual hist_entry rendering */
+ browser->width = 3 + (hists__sort_list_width(hb->hists) + sizeof("[k]"));
+ /*
+ * FIXME: Just keeping existing behaviour, but this really should be
+ * before updating browser->width, as it will invalidate the
+ * calculation above. Fix this and the fallout in another
+ * changeset.
+ */
+ ui_browser__refresh_dimensions(browser);
+}
+
+static void hist_browser__reset(struct hist_browser *browser)
+{
+ /*
+ * The hists__remove_entry_filter() already folds non-filtered
+ * entries so we can assume it has 0 callchain rows.
+ */
+ browser->nr_callchain_rows = 0;
+
+ hist_browser__update_nr_entries(browser);
+ browser->b.nr_entries = hist_browser__nr_entries(browser);
+ hist_browser__refresh_dimensions(&browser->b);
+ ui_browser__reset_index(&browser->b);
+}
+
+static char tree__folded_sign(bool unfolded)
+{
+ return unfolded ? '-' : '+';
+}
+
+static char hist_entry__folded(const struct hist_entry *he)
+{
+ return he->has_children ? tree__folded_sign(he->unfolded) : ' ';
+}
+
+static char callchain_list__folded(const struct callchain_list *cl)
+{
+ return cl->has_children ? tree__folded_sign(cl->unfolded) : ' ';
+}
+
+static void callchain_list__set_folding(struct callchain_list *cl, bool unfold)
+{
+ cl->unfolded = unfold ? cl->has_children : false;
+}
+
+static int callchain_node__count_rows_rb_tree(struct callchain_node *node)
+{
+ int n = 0;
+ struct rb_node *nd;
+
+ for (nd = rb_first(&node->rb_root); nd; nd = rb_next(nd)) {
+ struct callchain_node *child = rb_entry(nd, struct callchain_node, rb_node);
+ struct callchain_list *chain;
+ char folded_sign = ' '; /* No children */
+
+ list_for_each_entry(chain, &child->val, list) {
+ ++n;
+
+ /* We need this because we may not have children */
+ folded_sign = callchain_list__folded(chain);
+ if (folded_sign == '+')
+ break;
+ }
+
+ if (folded_sign == '-') /* Have children and they're unfolded */
+ n += callchain_node__count_rows_rb_tree(child);
+ }
+
+ return n;
+}
+
+static int callchain_node__count_flat_rows(struct callchain_node *node)
+{
+ struct callchain_list *chain;
+ char folded_sign = 0;
+ int n = 0;
+
+ list_for_each_entry(chain, &node->parent_val, list) {
+ if (!folded_sign) {
+ /* only check first chain list entry */
+ folded_sign = callchain_list__folded(chain);
+ if (folded_sign == '+')
+ return 1;
+ }
+ n++;
+ }
+
+ list_for_each_entry(chain, &node->val, list) {
+ if (!folded_sign) {
+ /* node->parent_val list might be empty */
+ folded_sign = callchain_list__folded(chain);
+ if (folded_sign == '+')
+ return 1;
+ }
+ n++;
+ }
+
+ return n;
+}
+
+static int callchain_node__count_folded_rows(struct callchain_node *node __maybe_unused)
+{
+ return 1;
+}
+
+static int callchain_node__count_rows(struct callchain_node *node)
+{
+ struct callchain_list *chain;
+ bool unfolded = false;
+ int n = 0;
+
+ if (callchain_param.mode == CHAIN_FLAT)
+ return callchain_node__count_flat_rows(node);
+ else if (callchain_param.mode == CHAIN_FOLDED)
+ return callchain_node__count_folded_rows(node);
+
+ list_for_each_entry(chain, &node->val, list) {
+ ++n;
+
+ unfolded = chain->unfolded;
+ }
+
+ if (unfolded)
+ n += callchain_node__count_rows_rb_tree(node);
+
+ return n;
+}
+
+static int callchain__count_rows(struct rb_root *chain)
+{
+ struct rb_node *nd;
+ int n = 0;
+
+ for (nd = rb_first(chain); nd; nd = rb_next(nd)) {
+ struct callchain_node *node = rb_entry(nd, struct callchain_node, rb_node);
+ n += callchain_node__count_rows(node);
+ }
+
+ return n;
+}
+
+static int hierarchy_count_rows(struct hist_browser *hb, struct hist_entry *he,
+ bool include_children)
+{
+ int count = 0;
+ struct rb_node *node;
+ struct hist_entry *child;
+
+ if (he->leaf)
+ return callchain__count_rows(&he->sorted_chain);
+
+ if (he->has_no_entry)
+ return 1;
+
+ node = rb_first_cached(&he->hroot_out);
+ while (node) {
+ float percent;
+
+ child = rb_entry(node, struct hist_entry, rb_node);
+ percent = hist_entry__get_percent_limit(child);
+
+ if (!child->filtered && percent >= hb->min_pcnt) {
+ count++;
+
+ if (include_children && child->unfolded)
+ count += hierarchy_count_rows(hb, child, true);
+ }
+
+ node = rb_next(node);
+ }
+ return count;
+}
+
+static bool hist_entry__toggle_fold(struct hist_entry *he)
+{
+ if (!he)
+ return false;
+
+ if (!he->has_children)
+ return false;
+
+ he->unfolded = !he->unfolded;
+ return true;
+}
+
+static bool callchain_list__toggle_fold(struct callchain_list *cl)
+{
+ if (!cl)
+ return false;
+
+ if (!cl->has_children)
+ return false;
+
+ cl->unfolded = !cl->unfolded;
+ return true;
+}
+
+static void callchain_node__init_have_children_rb_tree(struct callchain_node *node)
+{
+ struct rb_node *nd = rb_first(&node->rb_root);
+
+ for (nd = rb_first(&node->rb_root); nd; nd = rb_next(nd)) {
+ struct callchain_node *child = rb_entry(nd, struct callchain_node, rb_node);
+ struct callchain_list *chain;
+ bool first = true;
+
+ list_for_each_entry(chain, &child->val, list) {
+ if (first) {
+ first = false;
+ chain->has_children = chain->list.next != &child->val ||
+ !RB_EMPTY_ROOT(&child->rb_root);
+ } else
+ chain->has_children = chain->list.next == &child->val &&
+ !RB_EMPTY_ROOT(&child->rb_root);
+ }
+
+ callchain_node__init_have_children_rb_tree(child);
+ }
+}
+
+static void callchain_node__init_have_children(struct callchain_node *node,
+ bool has_sibling)
+{
+ struct callchain_list *chain;
+
+ chain = list_entry(node->val.next, struct callchain_list, list);
+ chain->has_children = has_sibling;
+
+ if (!list_empty(&node->val)) {
+ chain = list_entry(node->val.prev, struct callchain_list, list);
+ chain->has_children = !RB_EMPTY_ROOT(&node->rb_root);
+ }
+
+ callchain_node__init_have_children_rb_tree(node);
+}
+
+static void callchain__init_have_children(struct rb_root *root)
+{
+ struct rb_node *nd = rb_first(root);
+ bool has_sibling = nd && rb_next(nd);
+
+ for (nd = rb_first(root); nd; nd = rb_next(nd)) {
+ struct callchain_node *node = rb_entry(nd, struct callchain_node, rb_node);
+ callchain_node__init_have_children(node, has_sibling);
+ if (callchain_param.mode == CHAIN_FLAT ||
+ callchain_param.mode == CHAIN_FOLDED)
+ callchain_node__make_parent_list(node);
+ }
+}
+
+static void hist_entry__init_have_children(struct hist_entry *he)
+{
+ if (he->init_have_children)
+ return;
+
+ if (he->leaf) {
+ he->has_children = !RB_EMPTY_ROOT(&he->sorted_chain);
+ callchain__init_have_children(&he->sorted_chain);
+ } else {
+ he->has_children = !RB_EMPTY_ROOT(&he->hroot_out.rb_root);
+ }
+
+ he->init_have_children = true;
+}
+
+static bool hist_browser__selection_has_children(struct hist_browser *browser)
+{
+ struct hist_entry *he = browser->he_selection;
+ struct map_symbol *ms = browser->selection;
+
+ if (!he || !ms)
+ return false;
+
+ if (ms == &he->ms)
+ return he->has_children;
+
+ return container_of(ms, struct callchain_list, ms)->has_children;
+}
+
+static bool hist_browser__selection_unfolded(struct hist_browser *browser)
+{
+ struct hist_entry *he = browser->he_selection;
+ struct map_symbol *ms = browser->selection;
+
+ if (!he || !ms)
+ return false;
+
+ if (ms == &he->ms)
+ return he->unfolded;
+
+ return container_of(ms, struct callchain_list, ms)->unfolded;
+}
+
+static char *hist_browser__selection_sym_name(struct hist_browser *browser, char *bf, size_t size)
+{
+ struct hist_entry *he = browser->he_selection;
+ struct map_symbol *ms = browser->selection;
+ struct callchain_list *callchain_entry;
+
+ if (!he || !ms)
+ return NULL;
+
+ if (ms == &he->ms) {
+ hist_entry__sym_snprintf(he, bf, size, 0);
+ return bf + 4; // skip the level, e.g. '[k] '
+ }
+
+ callchain_entry = container_of(ms, struct callchain_list, ms);
+ return callchain_list__sym_name(callchain_entry, bf, size, browser->show_dso);
+}
+
+static bool hist_browser__toggle_fold(struct hist_browser *browser)
+{
+ struct hist_entry *he = browser->he_selection;
+ struct map_symbol *ms = browser->selection;
+ struct callchain_list *cl = container_of(ms, struct callchain_list, ms);
+ bool has_children;
+
+ if (!he || !ms)
+ return false;
+
+ if (ms == &he->ms)
+ has_children = hist_entry__toggle_fold(he);
+ else
+ has_children = callchain_list__toggle_fold(cl);
+
+ if (has_children) {
+ int child_rows = 0;
+
+ hist_entry__init_have_children(he);
+ browser->b.nr_entries -= he->nr_rows;
+
+ if (he->leaf)
+ browser->nr_callchain_rows -= he->nr_rows;
+ else
+ browser->nr_hierarchy_entries -= he->nr_rows;
+
+ if (symbol_conf.report_hierarchy)
+ child_rows = hierarchy_count_rows(browser, he, true);
+
+ if (he->unfolded) {
+ if (he->leaf)
+ he->nr_rows = callchain__count_rows(
+ &he->sorted_chain);
+ else
+ he->nr_rows = hierarchy_count_rows(browser, he, false);
+
+ /* account grand children */
+ if (symbol_conf.report_hierarchy)
+ browser->b.nr_entries += child_rows - he->nr_rows;
+
+ if (!he->leaf && he->nr_rows == 0) {
+ he->has_no_entry = true;
+ he->nr_rows = 1;
+ }
+ } else {
+ if (symbol_conf.report_hierarchy)
+ browser->b.nr_entries -= child_rows - he->nr_rows;
+
+ if (he->has_no_entry)
+ he->has_no_entry = false;
+
+ he->nr_rows = 0;
+ }
+
+ browser->b.nr_entries += he->nr_rows;
+
+ if (he->leaf)
+ browser->nr_callchain_rows += he->nr_rows;
+ else
+ browser->nr_hierarchy_entries += he->nr_rows;
+
+ return true;
+ }
+
+ /* If it doesn't have children, no toggling performed */
+ return false;
+}
+
+static int callchain_node__set_folding_rb_tree(struct callchain_node *node, bool unfold)
+{
+ int n = 0;
+ struct rb_node *nd;
+
+ for (nd = rb_first(&node->rb_root); nd; nd = rb_next(nd)) {
+ struct callchain_node *child = rb_entry(nd, struct callchain_node, rb_node);
+ struct callchain_list *chain;
+ bool has_children = false;
+
+ list_for_each_entry(chain, &child->val, list) {
+ ++n;
+ callchain_list__set_folding(chain, unfold);
+ has_children = chain->has_children;
+ }
+
+ if (has_children)
+ n += callchain_node__set_folding_rb_tree(child, unfold);
+ }
+
+ return n;
+}
+
+static int callchain_node__set_folding(struct callchain_node *node, bool unfold)
+{
+ struct callchain_list *chain;
+ bool has_children = false;
+ int n = 0;
+
+ list_for_each_entry(chain, &node->val, list) {
+ ++n;
+ callchain_list__set_folding(chain, unfold);
+ has_children = chain->has_children;
+ }
+
+ if (has_children)
+ n += callchain_node__set_folding_rb_tree(node, unfold);
+
+ return n;
+}
+
+static int callchain__set_folding(struct rb_root *chain, bool unfold)
+{
+ struct rb_node *nd;
+ int n = 0;
+
+ for (nd = rb_first(chain); nd; nd = rb_next(nd)) {
+ struct callchain_node *node = rb_entry(nd, struct callchain_node, rb_node);
+ n += callchain_node__set_folding(node, unfold);
+ }
+
+ return n;
+}
+
+static int hierarchy_set_folding(struct hist_browser *hb, struct hist_entry *he,
+ bool unfold __maybe_unused)
+{
+ float percent;
+ struct rb_node *nd;
+ struct hist_entry *child;
+ int n = 0;
+
+ for (nd = rb_first_cached(&he->hroot_out); nd; nd = rb_next(nd)) {
+ child = rb_entry(nd, struct hist_entry, rb_node);
+ percent = hist_entry__get_percent_limit(child);
+ if (!child->filtered && percent >= hb->min_pcnt)
+ n++;
+ }
+
+ return n;
+}
+
+static void hist_entry__set_folding(struct hist_entry *he,
+ struct hist_browser *hb, bool unfold)
+{
+ hist_entry__init_have_children(he);
+ he->unfolded = unfold ? he->has_children : false;
+
+ if (he->has_children) {
+ int n;
+
+ if (he->leaf)
+ n = callchain__set_folding(&he->sorted_chain, unfold);
+ else
+ n = hierarchy_set_folding(hb, he, unfold);
+
+ he->nr_rows = unfold ? n : 0;
+ } else
+ he->nr_rows = 0;
+}
+
+static void
+__hist_browser__set_folding(struct hist_browser *browser, bool unfold)
+{
+ struct rb_node *nd;
+ struct hist_entry *he;
+ double percent;
+
+ nd = rb_first_cached(&browser->hists->entries);
+ while (nd) {
+ he = rb_entry(nd, struct hist_entry, rb_node);
+
+ /* set folding state even if it's currently folded */
+ nd = __rb_hierarchy_next(nd, HMD_FORCE_CHILD);
+
+ hist_entry__set_folding(he, browser, unfold);
+
+ percent = hist_entry__get_percent_limit(he);
+ if (he->filtered || percent < browser->min_pcnt)
+ continue;
+
+ if (!he->depth || unfold)
+ browser->nr_hierarchy_entries++;
+ if (he->leaf)
+ browser->nr_callchain_rows += he->nr_rows;
+ else if (unfold && !hist_entry__has_hierarchy_children(he, browser->min_pcnt)) {
+ browser->nr_hierarchy_entries++;
+ he->has_no_entry = true;
+ he->nr_rows = 1;
+ } else
+ he->has_no_entry = false;
+ }
+}
+
+static void hist_browser__set_folding(struct hist_browser *browser, bool unfold)
+{
+ browser->nr_hierarchy_entries = 0;
+ browser->nr_callchain_rows = 0;
+ __hist_browser__set_folding(browser, unfold);
+
+ browser->b.nr_entries = hist_browser__nr_entries(browser);
+ /* Go to the start, we may be way after valid entries after a collapse */
+ ui_browser__reset_index(&browser->b);
+}
+
+static void hist_browser__set_folding_selected(struct hist_browser *browser, bool unfold)
+{
+ if (!browser->he_selection)
+ return;
+
+ if (unfold == browser->he_selection->unfolded)
+ return;
+
+ hist_browser__toggle_fold(browser);
+}
+
+static void ui_browser__warn_lost_events(struct ui_browser *browser)
+{
+ ui_browser__warning(browser, 4,
+ "Events are being lost, check IO/CPU overload!\n\n"
+ "You may want to run 'perf' using a RT scheduler policy:\n\n"
+ " perf top -r 80\n\n"
+ "Or reduce the sampling frequency.");
+}
+
+static int hist_browser__title(struct hist_browser *browser, char *bf, size_t size)
+{
+ return browser->title ? browser->title(browser, bf, size) : 0;
+}
+
+static int hist_browser__handle_hotkey(struct hist_browser *browser, bool warn_lost_event, char *title, size_t size, int key)
+{
+ switch (key) {
+ case K_TIMER: {
+ struct hist_browser_timer *hbt = browser->hbt;
+ struct evsel *evsel = hists_to_evsel(browser->hists);
+ u64 nr_entries;
+
+ WARN_ON_ONCE(!hbt);
+
+ if (hbt)
+ hbt->timer(hbt->arg);
+
+ if (hist_browser__has_filter(browser) || symbol_conf.report_hierarchy)
+ hist_browser__update_nr_entries(browser);
+
+ nr_entries = hist_browser__nr_entries(browser);
+ ui_browser__update_nr_entries(&browser->b, nr_entries);
+
+ if (warn_lost_event &&
+ (evsel->evlist->stats.nr_lost_warned !=
+ evsel->evlist->stats.nr_events[PERF_RECORD_LOST])) {
+ evsel->evlist->stats.nr_lost_warned =
+ evsel->evlist->stats.nr_events[PERF_RECORD_LOST];
+ ui_browser__warn_lost_events(&browser->b);
+ }
+
+ hist_browser__title(browser, title, size);
+ ui_browser__show_title(&browser->b, title);
+ break;
+ }
+ case 'D': { /* Debug */
+ struct hist_entry *h = rb_entry(browser->b.top, struct hist_entry, rb_node);
+ static int seq;
+
+ ui_helpline__pop();
+ ui_helpline__fpush("%d: nr_ent=(%d,%d), etl: %d, rows=%d, idx=%d, fve: idx=%d, row_off=%d, nrows=%d",
+ seq++, browser->b.nr_entries, browser->hists->nr_entries,
+ browser->b.extra_title_lines, browser->b.rows,
+ browser->b.index, browser->b.top_idx, h->row_offset, h->nr_rows);
+ }
+ break;
+ case 'C':
+ /* Collapse the whole world. */
+ hist_browser__set_folding(browser, false);
+ break;
+ case 'c':
+ /* Collapse the selected entry. */
+ hist_browser__set_folding_selected(browser, false);
+ break;
+ case 'E':
+ /* Expand the whole world. */
+ hist_browser__set_folding(browser, true);
+ break;
+ case 'e':
+ /* Toggle expand/collapse the selected entry. */
+ hist_browser__toggle_fold(browser);
+ break;
+ case 'H':
+ browser->show_headers = !browser->show_headers;
+ hist_browser__update_rows(browser);
+ break;
+ case '+':
+ if (hist_browser__toggle_fold(browser))
+ break;
+ /* fall thru */
+ default:
+ return -1;
+ }
+
+ return 0;
+}
+
+int hist_browser__run(struct hist_browser *browser, const char *help,
+ bool warn_lost_event, int key)
+{
+ char title[160];
+ struct hist_browser_timer *hbt = browser->hbt;
+ int delay_secs = hbt ? hbt->refresh : 0;
+
+ browser->b.entries = &browser->hists->entries;
+ browser->b.nr_entries = hist_browser__nr_entries(browser);
+
+ hist_browser__title(browser, title, sizeof(title));
+
+ if (ui_browser__show(&browser->b, title, "%s", help) < 0)
+ return -1;
+
+ if (key && hist_browser__handle_hotkey(browser, warn_lost_event, title, sizeof(title), key))
+ goto out;
+
+ while (1) {
+ key = ui_browser__run(&browser->b, delay_secs);
+
+ if (hist_browser__handle_hotkey(browser, warn_lost_event, title, sizeof(title), key))
+ break;
+ }
+out:
+ ui_browser__hide(&browser->b);
+ return key;
+}
+
+struct callchain_print_arg {
+ /* for hists browser */
+ off_t row_offset;
+ bool is_current_entry;
+
+ /* for file dump */
+ FILE *fp;
+ int printed;
+};
+
+typedef void (*print_callchain_entry_fn)(struct hist_browser *browser,
+ struct callchain_list *chain,
+ const char *str, int offset,
+ unsigned short row,
+ struct callchain_print_arg *arg);
+
+static void hist_browser__show_callchain_entry(struct hist_browser *browser,
+ struct callchain_list *chain,
+ const char *str, int offset,
+ unsigned short row,
+ struct callchain_print_arg *arg)
+{
+ int color, width;
+ char folded_sign = callchain_list__folded(chain);
+ bool show_annotated = browser->show_dso && chain->ms.sym && symbol__annotation(chain->ms.sym)->src;
+
+ color = HE_COLORSET_NORMAL;
+ width = browser->b.width - (offset + 2);
+ if (ui_browser__is_current_entry(&browser->b, row)) {
+ browser->selection = &chain->ms;
+ color = HE_COLORSET_SELECTED;
+ arg->is_current_entry = true;
+ }
+
+ ui_browser__set_color(&browser->b, color);
+ ui_browser__gotorc(&browser->b, row, 0);
+ ui_browser__write_nstring(&browser->b, " ", offset);
+ ui_browser__printf(&browser->b, "%c", folded_sign);
+ ui_browser__write_graph(&browser->b, show_annotated ? SLSMG_RARROW_CHAR : ' ');
+ ui_browser__write_nstring(&browser->b, str, width);
+}
+
+static void hist_browser__fprintf_callchain_entry(struct hist_browser *b __maybe_unused,
+ struct callchain_list *chain,
+ const char *str, int offset,
+ unsigned short row __maybe_unused,
+ struct callchain_print_arg *arg)
+{
+ char folded_sign = callchain_list__folded(chain);
+
+ arg->printed += fprintf(arg->fp, "%*s%c %s\n", offset, " ",
+ folded_sign, str);
+}
+
+typedef bool (*check_output_full_fn)(struct hist_browser *browser,
+ unsigned short row);
+
+static bool hist_browser__check_output_full(struct hist_browser *browser,
+ unsigned short row)
+{
+ return browser->b.rows == row;
+}
+
+static bool hist_browser__check_dump_full(struct hist_browser *browser __maybe_unused,
+ unsigned short row __maybe_unused)
+{
+ return false;
+}
+
+#define LEVEL_OFFSET_STEP 3
+
+static int hist_browser__show_callchain_list(struct hist_browser *browser,
+ struct callchain_node *node,
+ struct callchain_list *chain,
+ unsigned short row, u64 total,
+ bool need_percent, int offset,
+ print_callchain_entry_fn print,
+ struct callchain_print_arg *arg)
+{
+ char bf[1024], *alloc_str;
+ char buf[64], *alloc_str2;
+ const char *str;
+ int ret = 1;
+
+ if (arg->row_offset != 0) {
+ arg->row_offset--;
+ return 0;
+ }
+
+ alloc_str = NULL;
+ alloc_str2 = NULL;
+
+ str = callchain_list__sym_name(chain, bf, sizeof(bf),
+ browser->show_dso);
+
+ if (symbol_conf.show_branchflag_count) {
+ callchain_list_counts__printf_value(chain, NULL,
+ buf, sizeof(buf));
+
+ if (asprintf(&alloc_str2, "%s%s", str, buf) < 0)
+ str = "Not enough memory!";
+ else
+ str = alloc_str2;
+ }
+
+ if (need_percent) {
+ callchain_node__scnprintf_value(node, buf, sizeof(buf),
+ total);
+
+ if (asprintf(&alloc_str, "%s %s", buf, str) < 0)
+ str = "Not enough memory!";
+ else
+ str = alloc_str;
+ }
+
+ print(browser, chain, str, offset, row, arg);
+ free(alloc_str);
+ free(alloc_str2);
+
+ return ret;
+}
+
+static bool check_percent_display(struct rb_node *node, u64 parent_total)
+{
+ struct callchain_node *child;
+
+ if (node == NULL)
+ return false;
+
+ if (rb_next(node))
+ return true;
+
+ child = rb_entry(node, struct callchain_node, rb_node);
+ return callchain_cumul_hits(child) != parent_total;
+}
+
+static int hist_browser__show_callchain_flat(struct hist_browser *browser,
+ struct rb_root *root,
+ unsigned short row, u64 total,
+ u64 parent_total,
+ print_callchain_entry_fn print,
+ struct callchain_print_arg *arg,
+ check_output_full_fn is_output_full)
+{
+ struct rb_node *node;
+ int first_row = row, offset = LEVEL_OFFSET_STEP;
+ bool need_percent;
+
+ node = rb_first(root);
+ need_percent = check_percent_display(node, parent_total);
+
+ while (node) {
+ struct callchain_node *child = rb_entry(node, struct callchain_node, rb_node);
+ struct rb_node *next = rb_next(node);
+ struct callchain_list *chain;
+ char folded_sign = ' ';
+ int first = true;
+ int extra_offset = 0;
+
+ list_for_each_entry(chain, &child->parent_val, list) {
+ bool was_first = first;
+
+ if (first)
+ first = false;
+ else if (need_percent)
+ extra_offset = LEVEL_OFFSET_STEP;
+
+ folded_sign = callchain_list__folded(chain);
+
+ row += hist_browser__show_callchain_list(browser, child,
+ chain, row, total,
+ was_first && need_percent,
+ offset + extra_offset,
+ print, arg);
+
+ if (is_output_full(browser, row))
+ goto out;
+
+ if (folded_sign == '+')
+ goto next;
+ }
+
+ list_for_each_entry(chain, &child->val, list) {
+ bool was_first = first;
+
+ if (first)
+ first = false;
+ else if (need_percent)
+ extra_offset = LEVEL_OFFSET_STEP;
+
+ folded_sign = callchain_list__folded(chain);
+
+ row += hist_browser__show_callchain_list(browser, child,
+ chain, row, total,
+ was_first && need_percent,
+ offset + extra_offset,
+ print, arg);
+
+ if (is_output_full(browser, row))
+ goto out;
+
+ if (folded_sign == '+')
+ break;
+ }
+
+next:
+ if (is_output_full(browser, row))
+ break;
+ node = next;
+ }
+out:
+ return row - first_row;
+}
+
+static char *hist_browser__folded_callchain_str(struct hist_browser *browser,
+ struct callchain_list *chain,
+ char *value_str, char *old_str)
+{
+ char bf[1024];
+ const char *str;
+ char *new;
+
+ str = callchain_list__sym_name(chain, bf, sizeof(bf),
+ browser->show_dso);
+ if (old_str) {
+ if (asprintf(&new, "%s%s%s", old_str,
+ symbol_conf.field_sep ?: ";", str) < 0)
+ new = NULL;
+ } else {
+ if (value_str) {
+ if (asprintf(&new, "%s %s", value_str, str) < 0)
+ new = NULL;
+ } else {
+ if (asprintf(&new, "%s", str) < 0)
+ new = NULL;
+ }
+ }
+ return new;
+}
+
+static int hist_browser__show_callchain_folded(struct hist_browser *browser,
+ struct rb_root *root,
+ unsigned short row, u64 total,
+ u64 parent_total,
+ print_callchain_entry_fn print,
+ struct callchain_print_arg *arg,
+ check_output_full_fn is_output_full)
+{
+ struct rb_node *node;
+ int first_row = row, offset = LEVEL_OFFSET_STEP;
+ bool need_percent;
+
+ node = rb_first(root);
+ need_percent = check_percent_display(node, parent_total);
+
+ while (node) {
+ struct callchain_node *child = rb_entry(node, struct callchain_node, rb_node);
+ struct rb_node *next = rb_next(node);
+ struct callchain_list *chain, *first_chain = NULL;
+ int first = true;
+ char *value_str = NULL, *value_str_alloc = NULL;
+ char *chain_str = NULL, *chain_str_alloc = NULL;
+
+ if (arg->row_offset != 0) {
+ arg->row_offset--;
+ goto next;
+ }
+
+ if (need_percent) {
+ char buf[64];
+
+ callchain_node__scnprintf_value(child, buf, sizeof(buf), total);
+ if (asprintf(&value_str, "%s", buf) < 0) {
+ value_str = (char *)"<...>";
+ goto do_print;
+ }
+ value_str_alloc = value_str;
+ }
+
+ list_for_each_entry(chain, &child->parent_val, list) {
+ chain_str = hist_browser__folded_callchain_str(browser,
+ chain, value_str, chain_str);
+ if (first) {
+ first = false;
+ first_chain = chain;
+ }
+
+ if (chain_str == NULL) {
+ chain_str = (char *)"Not enough memory!";
+ goto do_print;
+ }
+
+ chain_str_alloc = chain_str;
+ }
+
+ list_for_each_entry(chain, &child->val, list) {
+ chain_str = hist_browser__folded_callchain_str(browser,
+ chain, value_str, chain_str);
+ if (first) {
+ first = false;
+ first_chain = chain;
+ }
+
+ if (chain_str == NULL) {
+ chain_str = (char *)"Not enough memory!";
+ goto do_print;
+ }
+
+ chain_str_alloc = chain_str;
+ }
+
+do_print:
+ print(browser, first_chain, chain_str, offset, row++, arg);
+ free(value_str_alloc);
+ free(chain_str_alloc);
+
+next:
+ if (is_output_full(browser, row))
+ break;
+ node = next;
+ }
+
+ return row - first_row;
+}
+
+static int hist_browser__show_callchain_graph(struct hist_browser *browser,
+ struct rb_root *root, int level,
+ unsigned short row, u64 total,
+ u64 parent_total,
+ print_callchain_entry_fn print,
+ struct callchain_print_arg *arg,
+ check_output_full_fn is_output_full)
+{
+ struct rb_node *node;
+ int first_row = row, offset = level * LEVEL_OFFSET_STEP;
+ bool need_percent;
+ u64 percent_total = total;
+
+ if (callchain_param.mode == CHAIN_GRAPH_REL)
+ percent_total = parent_total;
+
+ node = rb_first(root);
+ need_percent = check_percent_display(node, parent_total);
+
+ while (node) {
+ struct callchain_node *child = rb_entry(node, struct callchain_node, rb_node);
+ struct rb_node *next = rb_next(node);
+ struct callchain_list *chain;
+ char folded_sign = ' ';
+ int first = true;
+ int extra_offset = 0;
+
+ list_for_each_entry(chain, &child->val, list) {
+ bool was_first = first;
+
+ if (first)
+ first = false;
+ else if (need_percent)
+ extra_offset = LEVEL_OFFSET_STEP;
+
+ folded_sign = callchain_list__folded(chain);
+
+ row += hist_browser__show_callchain_list(browser, child,
+ chain, row, percent_total,
+ was_first && need_percent,
+ offset + extra_offset,
+ print, arg);
+
+ if (is_output_full(browser, row))
+ goto out;
+
+ if (folded_sign == '+')
+ break;
+ }
+
+ if (folded_sign == '-') {
+ const int new_level = level + (extra_offset ? 2 : 1);
+
+ row += hist_browser__show_callchain_graph(browser, &child->rb_root,
+ new_level, row, total,
+ child->children_hit,
+ print, arg, is_output_full);
+ }
+ if (is_output_full(browser, row))
+ break;
+ node = next;
+ }
+out:
+ return row - first_row;
+}
+
+static int hist_browser__show_callchain(struct hist_browser *browser,
+ struct hist_entry *entry, int level,
+ unsigned short row,
+ print_callchain_entry_fn print,
+ struct callchain_print_arg *arg,
+ check_output_full_fn is_output_full)
+{
+ u64 total = hists__total_period(entry->hists);
+ u64 parent_total;
+ int printed;
+
+ if (symbol_conf.cumulate_callchain)
+ parent_total = entry->stat_acc->period;
+ else
+ parent_total = entry->stat.period;
+
+ if (callchain_param.mode == CHAIN_FLAT) {
+ printed = hist_browser__show_callchain_flat(browser,
+ &entry->sorted_chain, row,
+ total, parent_total, print, arg,
+ is_output_full);
+ } else if (callchain_param.mode == CHAIN_FOLDED) {
+ printed = hist_browser__show_callchain_folded(browser,
+ &entry->sorted_chain, row,
+ total, parent_total, print, arg,
+ is_output_full);
+ } else {
+ printed = hist_browser__show_callchain_graph(browser,
+ &entry->sorted_chain, level, row,
+ total, parent_total, print, arg,
+ is_output_full);
+ }
+
+ if (arg->is_current_entry)
+ browser->he_selection = entry;
+
+ return printed;
+}
+
+struct hpp_arg {
+ struct ui_browser *b;
+ char folded_sign;
+ bool current_entry;
+};
+
+int __hpp__slsmg_color_printf(struct perf_hpp *hpp, const char *fmt, ...)
+{
+ struct hpp_arg *arg = hpp->ptr;
+ int ret, len;
+ va_list args;
+ double percent;
+
+ va_start(args, fmt);
+ len = va_arg(args, int);
+ percent = va_arg(args, double);
+ va_end(args);
+
+ ui_browser__set_percent_color(arg->b, percent, arg->current_entry);
+
+ ret = scnprintf(hpp->buf, hpp->size, fmt, len, percent);
+ ui_browser__printf(arg->b, "%s", hpp->buf);
+
+ return ret;
+}
+
+#define __HPP_COLOR_PERCENT_FN(_type, _field) \
+static u64 __hpp_get_##_field(struct hist_entry *he) \
+{ \
+ return he->stat._field; \
+} \
+ \
+static int \
+hist_browser__hpp_color_##_type(struct perf_hpp_fmt *fmt, \
+ struct perf_hpp *hpp, \
+ struct hist_entry *he) \
+{ \
+ return hpp__fmt(fmt, hpp, he, __hpp_get_##_field, " %*.2f%%", \
+ __hpp__slsmg_color_printf, true); \
+}
+
+#define __HPP_COLOR_ACC_PERCENT_FN(_type, _field) \
+static u64 __hpp_get_acc_##_field(struct hist_entry *he) \
+{ \
+ return he->stat_acc->_field; \
+} \
+ \
+static int \
+hist_browser__hpp_color_##_type(struct perf_hpp_fmt *fmt, \
+ struct perf_hpp *hpp, \
+ struct hist_entry *he) \
+{ \
+ if (!symbol_conf.cumulate_callchain) { \
+ struct hpp_arg *arg = hpp->ptr; \
+ int len = fmt->user_len ?: fmt->len; \
+ int ret = scnprintf(hpp->buf, hpp->size, \
+ "%*s", len, "N/A"); \
+ ui_browser__printf(arg->b, "%s", hpp->buf); \
+ \
+ return ret; \
+ } \
+ return hpp__fmt(fmt, hpp, he, __hpp_get_acc_##_field, \
+ " %*.2f%%", __hpp__slsmg_color_printf, true); \
+}
+
+__HPP_COLOR_PERCENT_FN(overhead, period)
+__HPP_COLOR_PERCENT_FN(overhead_sys, period_sys)
+__HPP_COLOR_PERCENT_FN(overhead_us, period_us)
+__HPP_COLOR_PERCENT_FN(overhead_guest_sys, period_guest_sys)
+__HPP_COLOR_PERCENT_FN(overhead_guest_us, period_guest_us)
+__HPP_COLOR_ACC_PERCENT_FN(overhead_acc, period)
+
+#undef __HPP_COLOR_PERCENT_FN
+#undef __HPP_COLOR_ACC_PERCENT_FN
+
+void hist_browser__init_hpp(void)
+{
+ perf_hpp__format[PERF_HPP__OVERHEAD].color =
+ hist_browser__hpp_color_overhead;
+ perf_hpp__format[PERF_HPP__OVERHEAD_SYS].color =
+ hist_browser__hpp_color_overhead_sys;
+ perf_hpp__format[PERF_HPP__OVERHEAD_US].color =
+ hist_browser__hpp_color_overhead_us;
+ perf_hpp__format[PERF_HPP__OVERHEAD_GUEST_SYS].color =
+ hist_browser__hpp_color_overhead_guest_sys;
+ perf_hpp__format[PERF_HPP__OVERHEAD_GUEST_US].color =
+ hist_browser__hpp_color_overhead_guest_us;
+ perf_hpp__format[PERF_HPP__OVERHEAD_ACC].color =
+ hist_browser__hpp_color_overhead_acc;
+
+ res_sample_init();
+}
+
+static int hist_browser__show_entry(struct hist_browser *browser,
+ struct hist_entry *entry,
+ unsigned short row)
+{
+ int printed = 0;
+ int width = browser->b.width;
+ char folded_sign = ' ';
+ bool current_entry = ui_browser__is_current_entry(&browser->b, row);
+ bool use_callchain = hist_entry__has_callchains(entry) && symbol_conf.use_callchain;
+ off_t row_offset = entry->row_offset;
+ bool first = true;
+ struct perf_hpp_fmt *fmt;
+
+ if (current_entry) {
+ browser->he_selection = entry;
+ browser->selection = &entry->ms;
+ }
+
+ if (use_callchain) {
+ hist_entry__init_have_children(entry);
+ folded_sign = hist_entry__folded(entry);
+ }
+
+ if (row_offset == 0) {
+ struct hpp_arg arg = {
+ .b = &browser->b,
+ .folded_sign = folded_sign,
+ .current_entry = current_entry,
+ };
+ int column = 0;
+
+ ui_browser__gotorc(&browser->b, row, 0);
+
+ hists__for_each_format(browser->hists, fmt) {
+ char s[2048];
+ struct perf_hpp hpp = {
+ .buf = s,
+ .size = sizeof(s),
+ .ptr = &arg,
+ };
+
+ if (perf_hpp__should_skip(fmt, entry->hists) ||
+ column++ < browser->b.horiz_scroll)
+ continue;
+
+ if (current_entry && browser->b.navkeypressed) {
+ ui_browser__set_color(&browser->b,
+ HE_COLORSET_SELECTED);
+ } else {
+ ui_browser__set_color(&browser->b,
+ HE_COLORSET_NORMAL);
+ }
+
+ if (first) {
+ if (use_callchain) {
+ ui_browser__printf(&browser->b, "%c ", folded_sign);
+ width -= 2;
+ }
+ first = false;
+ } else {
+ ui_browser__printf(&browser->b, " ");
+ width -= 2;
+ }
+
+ if (fmt->color) {
+ int ret = fmt->color(fmt, &hpp, entry);
+ hist_entry__snprintf_alignment(entry, &hpp, fmt, ret);
+ /*
+ * fmt->color() already used ui_browser to
+ * print the non alignment bits, skip it (+ret):
+ */
+ ui_browser__printf(&browser->b, "%s", s + ret);
+ } else {
+ hist_entry__snprintf_alignment(entry, &hpp, fmt, fmt->entry(fmt, &hpp, entry));
+ ui_browser__printf(&browser->b, "%s", s);
+ }
+ width -= hpp.buf - s;
+ }
+
+ /* The scroll bar isn't being used */
+ if (!browser->b.navkeypressed)
+ width += 1;
+
+ ui_browser__write_nstring(&browser->b, "", width);
+
+ ++row;
+ ++printed;
+ } else
+ --row_offset;
+
+ if (folded_sign == '-' && row != browser->b.rows) {
+ struct callchain_print_arg arg = {
+ .row_offset = row_offset,
+ .is_current_entry = current_entry,
+ };
+
+ printed += hist_browser__show_callchain(browser,
+ entry, 1, row,
+ hist_browser__show_callchain_entry,
+ &arg,
+ hist_browser__check_output_full);
+ }
+
+ return printed;
+}
+
+static int hist_browser__show_hierarchy_entry(struct hist_browser *browser,
+ struct hist_entry *entry,
+ unsigned short row,
+ int level)
+{
+ int printed = 0;
+ int width = browser->b.width;
+ char folded_sign = ' ';
+ bool current_entry = ui_browser__is_current_entry(&browser->b, row);
+ off_t row_offset = entry->row_offset;
+ bool first = true;
+ struct perf_hpp_fmt *fmt;
+ struct perf_hpp_list_node *fmt_node;
+ struct hpp_arg arg = {
+ .b = &browser->b,
+ .current_entry = current_entry,
+ };
+ int column = 0;
+ int hierarchy_indent = (entry->hists->nr_hpp_node - 2) * HIERARCHY_INDENT;
+
+ if (current_entry) {
+ browser->he_selection = entry;
+ browser->selection = &entry->ms;
+ }
+
+ hist_entry__init_have_children(entry);
+ folded_sign = hist_entry__folded(entry);
+ arg.folded_sign = folded_sign;
+
+ if (entry->leaf && row_offset) {
+ row_offset--;
+ goto show_callchain;
+ }
+
+ ui_browser__gotorc(&browser->b, row, 0);
+
+ if (current_entry && browser->b.navkeypressed)
+ ui_browser__set_color(&browser->b, HE_COLORSET_SELECTED);
+ else
+ ui_browser__set_color(&browser->b, HE_COLORSET_NORMAL);
+
+ ui_browser__write_nstring(&browser->b, "", level * HIERARCHY_INDENT);
+ width -= level * HIERARCHY_INDENT;
+
+ /* the first hpp_list_node is for overhead columns */
+ fmt_node = list_first_entry(&entry->hists->hpp_formats,
+ struct perf_hpp_list_node, list);
+ perf_hpp_list__for_each_format(&fmt_node->hpp, fmt) {
+ char s[2048];
+ struct perf_hpp hpp = {
+ .buf = s,
+ .size = sizeof(s),
+ .ptr = &arg,
+ };
+
+ if (perf_hpp__should_skip(fmt, entry->hists) ||
+ column++ < browser->b.horiz_scroll)
+ continue;
+
+ if (current_entry && browser->b.navkeypressed) {
+ ui_browser__set_color(&browser->b,
+ HE_COLORSET_SELECTED);
+ } else {
+ ui_browser__set_color(&browser->b,
+ HE_COLORSET_NORMAL);
+ }
+
+ if (first) {
+ ui_browser__printf(&browser->b, "%c ", folded_sign);
+ width -= 2;
+ first = false;
+ } else {
+ ui_browser__printf(&browser->b, " ");
+ width -= 2;
+ }
+
+ if (fmt->color) {
+ int ret = fmt->color(fmt, &hpp, entry);
+ hist_entry__snprintf_alignment(entry, &hpp, fmt, ret);
+ /*
+ * fmt->color() already used ui_browser to
+ * print the non alignment bits, skip it (+ret):
+ */
+ ui_browser__printf(&browser->b, "%s", s + ret);
+ } else {
+ int ret = fmt->entry(fmt, &hpp, entry);
+ hist_entry__snprintf_alignment(entry, &hpp, fmt, ret);
+ ui_browser__printf(&browser->b, "%s", s);
+ }
+ width -= hpp.buf - s;
+ }
+
+ if (!first) {
+ ui_browser__write_nstring(&browser->b, "", hierarchy_indent);
+ width -= hierarchy_indent;
+ }
+
+ if (column >= browser->b.horiz_scroll) {
+ char s[2048];
+ struct perf_hpp hpp = {
+ .buf = s,
+ .size = sizeof(s),
+ .ptr = &arg,
+ };
+
+ if (current_entry && browser->b.navkeypressed) {
+ ui_browser__set_color(&browser->b,
+ HE_COLORSET_SELECTED);
+ } else {
+ ui_browser__set_color(&browser->b,
+ HE_COLORSET_NORMAL);
+ }
+
+ perf_hpp_list__for_each_format(entry->hpp_list, fmt) {
+ if (first) {
+ ui_browser__printf(&browser->b, "%c ", folded_sign);
+ first = false;
+ } else {
+ ui_browser__write_nstring(&browser->b, "", 2);
+ }
+
+ width -= 2;
+
+ /*
+ * No need to call hist_entry__snprintf_alignment()
+ * since this fmt is always the last column in the
+ * hierarchy mode.
+ */
+ if (fmt->color) {
+ width -= fmt->color(fmt, &hpp, entry);
+ } else {
+ int i = 0;
+
+ width -= fmt->entry(fmt, &hpp, entry);
+ ui_browser__printf(&browser->b, "%s", skip_spaces(s));
+
+ while (isspace(s[i++]))
+ width++;
+ }
+ }
+ }
+
+ /* The scroll bar isn't being used */
+ if (!browser->b.navkeypressed)
+ width += 1;
+
+ ui_browser__write_nstring(&browser->b, "", width);
+
+ ++row;
+ ++printed;
+
+show_callchain:
+ if (entry->leaf && folded_sign == '-' && row != browser->b.rows) {
+ struct callchain_print_arg carg = {
+ .row_offset = row_offset,
+ };
+
+ printed += hist_browser__show_callchain(browser, entry,
+ level + 1, row,
+ hist_browser__show_callchain_entry, &carg,
+ hist_browser__check_output_full);
+ }
+
+ return printed;
+}
+
+static int hist_browser__show_no_entry(struct hist_browser *browser,
+ unsigned short row, int level)
+{
+ int width = browser->b.width;
+ bool current_entry = ui_browser__is_current_entry(&browser->b, row);
+ bool first = true;
+ int column = 0;
+ int ret;
+ struct perf_hpp_fmt *fmt;
+ struct perf_hpp_list_node *fmt_node;
+ int indent = browser->hists->nr_hpp_node - 2;
+
+ if (current_entry) {
+ browser->he_selection = NULL;
+ browser->selection = NULL;
+ }
+
+ ui_browser__gotorc(&browser->b, row, 0);
+
+ if (current_entry && browser->b.navkeypressed)
+ ui_browser__set_color(&browser->b, HE_COLORSET_SELECTED);
+ else
+ ui_browser__set_color(&browser->b, HE_COLORSET_NORMAL);
+
+ ui_browser__write_nstring(&browser->b, "", level * HIERARCHY_INDENT);
+ width -= level * HIERARCHY_INDENT;
+
+ /* the first hpp_list_node is for overhead columns */
+ fmt_node = list_first_entry(&browser->hists->hpp_formats,
+ struct perf_hpp_list_node, list);
+ perf_hpp_list__for_each_format(&fmt_node->hpp, fmt) {
+ if (perf_hpp__should_skip(fmt, browser->hists) ||
+ column++ < browser->b.horiz_scroll)
+ continue;
+
+ ret = fmt->width(fmt, NULL, browser->hists);
+
+ if (first) {
+ /* for folded sign */
+ first = false;
+ ret++;
+ } else {
+ /* space between columns */
+ ret += 2;
+ }
+
+ ui_browser__write_nstring(&browser->b, "", ret);
+ width -= ret;
+ }
+
+ ui_browser__write_nstring(&browser->b, "", indent * HIERARCHY_INDENT);
+ width -= indent * HIERARCHY_INDENT;
+
+ if (column >= browser->b.horiz_scroll) {
+ char buf[32];
+
+ ret = snprintf(buf, sizeof(buf), "no entry >= %.2f%%", browser->min_pcnt);
+ ui_browser__printf(&browser->b, " %s", buf);
+ width -= ret + 2;
+ }
+
+ /* The scroll bar isn't being used */
+ if (!browser->b.navkeypressed)
+ width += 1;
+
+ ui_browser__write_nstring(&browser->b, "", width);
+ return 1;
+}
+
+static int advance_hpp_check(struct perf_hpp *hpp, int inc)
+{
+ advance_hpp(hpp, inc);
+ return hpp->size <= 0;
+}
+
+static int
+hists_browser__scnprintf_headers(struct hist_browser *browser, char *buf,
+ size_t size, int line)
+{
+ struct hists *hists = browser->hists;
+ struct perf_hpp dummy_hpp = {
+ .buf = buf,
+ .size = size,
+ };
+ struct perf_hpp_fmt *fmt;
+ size_t ret = 0;
+ int column = 0;
+ int span = 0;
+
+ if (hists__has_callchains(hists) && symbol_conf.use_callchain) {
+ ret = scnprintf(buf, size, " ");
+ if (advance_hpp_check(&dummy_hpp, ret))
+ return ret;
+ }
+
+ hists__for_each_format(browser->hists, fmt) {
+ if (perf_hpp__should_skip(fmt, hists) || column++ < browser->b.horiz_scroll)
+ continue;
+
+ ret = fmt->header(fmt, &dummy_hpp, hists, line, &span);
+ if (advance_hpp_check(&dummy_hpp, ret))
+ break;
+
+ if (span)
+ continue;
+
+ ret = scnprintf(dummy_hpp.buf, dummy_hpp.size, " ");
+ if (advance_hpp_check(&dummy_hpp, ret))
+ break;
+ }
+
+ return ret;
+}
+
+static int hists_browser__scnprintf_hierarchy_headers(struct hist_browser *browser, char *buf, size_t size)
+{
+ struct hists *hists = browser->hists;
+ struct perf_hpp dummy_hpp = {
+ .buf = buf,
+ .size = size,
+ };
+ struct perf_hpp_fmt *fmt;
+ struct perf_hpp_list_node *fmt_node;
+ size_t ret = 0;
+ int column = 0;
+ int indent = hists->nr_hpp_node - 2;
+ bool first_node, first_col;
+
+ ret = scnprintf(buf, size, " ");
+ if (advance_hpp_check(&dummy_hpp, ret))
+ return ret;
+
+ first_node = true;
+ /* the first hpp_list_node is for overhead columns */
+ fmt_node = list_first_entry(&hists->hpp_formats,
+ struct perf_hpp_list_node, list);
+ perf_hpp_list__for_each_format(&fmt_node->hpp, fmt) {
+ if (column++ < browser->b.horiz_scroll)
+ continue;
+
+ ret = fmt->header(fmt, &dummy_hpp, hists, 0, NULL);
+ if (advance_hpp_check(&dummy_hpp, ret))
+ break;
+
+ ret = scnprintf(dummy_hpp.buf, dummy_hpp.size, " ");
+ if (advance_hpp_check(&dummy_hpp, ret))
+ break;
+
+ first_node = false;
+ }
+
+ if (!first_node) {
+ ret = scnprintf(dummy_hpp.buf, dummy_hpp.size, "%*s",
+ indent * HIERARCHY_INDENT, "");
+ if (advance_hpp_check(&dummy_hpp, ret))
+ return ret;
+ }
+
+ first_node = true;
+ list_for_each_entry_continue(fmt_node, &hists->hpp_formats, list) {
+ if (!first_node) {
+ ret = scnprintf(dummy_hpp.buf, dummy_hpp.size, " / ");
+ if (advance_hpp_check(&dummy_hpp, ret))
+ break;
+ }
+ first_node = false;
+
+ first_col = true;
+ perf_hpp_list__for_each_format(&fmt_node->hpp, fmt) {
+ char *start;
+
+ if (perf_hpp__should_skip(fmt, hists))
+ continue;
+
+ if (!first_col) {
+ ret = scnprintf(dummy_hpp.buf, dummy_hpp.size, "+");
+ if (advance_hpp_check(&dummy_hpp, ret))
+ break;
+ }
+ first_col = false;
+
+ ret = fmt->header(fmt, &dummy_hpp, hists, 0, NULL);
+ dummy_hpp.buf[ret] = '\0';
+
+ start = strim(dummy_hpp.buf);
+ ret = strlen(start);
+
+ if (start != dummy_hpp.buf)
+ memmove(dummy_hpp.buf, start, ret + 1);
+
+ if (advance_hpp_check(&dummy_hpp, ret))
+ break;
+ }
+ }
+
+ return ret;
+}
+
+static void hists_browser__hierarchy_headers(struct hist_browser *browser)
+{
+ char headers[1024];
+
+ hists_browser__scnprintf_hierarchy_headers(browser, headers,
+ sizeof(headers));
+
+ ui_browser__gotorc_title(&browser->b, 0, 0);
+ ui_browser__set_color(&browser->b, HE_COLORSET_ROOT);
+ ui_browser__write_nstring(&browser->b, headers, browser->b.width + 1);
+}
+
+static void hists_browser__headers(struct hist_browser *browser)
+{
+ struct hists *hists = browser->hists;
+ struct perf_hpp_list *hpp_list = hists->hpp_list;
+
+ int line;
+
+ for (line = 0; line < hpp_list->nr_header_lines; line++) {
+ char headers[1024];
+
+ hists_browser__scnprintf_headers(browser, headers,
+ sizeof(headers), line);
+
+ ui_browser__gotorc_title(&browser->b, line, 0);
+ ui_browser__set_color(&browser->b, HE_COLORSET_ROOT);
+ ui_browser__write_nstring(&browser->b, headers, browser->b.width + 1);
+ }
+}
+
+static void hist_browser__show_headers(struct hist_browser *browser)
+{
+ if (symbol_conf.report_hierarchy)
+ hists_browser__hierarchy_headers(browser);
+ else
+ hists_browser__headers(browser);
+}
+
+static void ui_browser__hists_init_top(struct ui_browser *browser)
+{
+ if (browser->top == NULL) {
+ struct hist_browser *hb;
+
+ hb = container_of(browser, struct hist_browser, b);
+ browser->top = rb_first_cached(&hb->hists->entries);
+ }
+}
+
+static unsigned int hist_browser__refresh(struct ui_browser *browser)
+{
+ unsigned row = 0;
+ struct rb_node *nd;
+ struct hist_browser *hb = container_of(browser, struct hist_browser, b);
+
+ if (hb->show_headers)
+ hist_browser__show_headers(hb);
+
+ ui_browser__hists_init_top(browser);
+ hb->he_selection = NULL;
+ hb->selection = NULL;
+
+ for (nd = browser->top; nd; nd = rb_hierarchy_next(nd)) {
+ struct hist_entry *h = rb_entry(nd, struct hist_entry, rb_node);
+ float percent;
+
+ if (h->filtered) {
+ /* let it move to sibling */
+ h->unfolded = false;
+ continue;
+ }
+
+ if (symbol_conf.report_individual_block)
+ percent = block_info__total_cycles_percent(h);
+ else
+ percent = hist_entry__get_percent_limit(h);
+
+ if (percent < hb->min_pcnt)
+ continue;
+
+ if (symbol_conf.report_hierarchy) {
+ row += hist_browser__show_hierarchy_entry(hb, h, row,
+ h->depth);
+ if (row == browser->rows)
+ break;
+
+ if (h->has_no_entry) {
+ hist_browser__show_no_entry(hb, row, h->depth + 1);
+ row++;
+ }
+ } else {
+ row += hist_browser__show_entry(hb, h, row);
+ }
+
+ if (row == browser->rows)
+ break;
+ }
+
+ return row;
+}
+
+static struct rb_node *hists__filter_entries(struct rb_node *nd,
+ float min_pcnt)
+{
+ while (nd != NULL) {
+ struct hist_entry *h = rb_entry(nd, struct hist_entry, rb_node);
+ float percent = hist_entry__get_percent_limit(h);
+
+ if (!h->filtered && percent >= min_pcnt)
+ return nd;
+
+ /*
+ * If it's filtered, its all children also were filtered.
+ * So move to sibling node.
+ */
+ if (rb_next(nd))
+ nd = rb_next(nd);
+ else
+ nd = rb_hierarchy_next(nd);
+ }
+
+ return NULL;
+}
+
+static struct rb_node *hists__filter_prev_entries(struct rb_node *nd,
+ float min_pcnt)
+{
+ while (nd != NULL) {
+ struct hist_entry *h = rb_entry(nd, struct hist_entry, rb_node);
+ float percent = hist_entry__get_percent_limit(h);
+
+ if (!h->filtered && percent >= min_pcnt)
+ return nd;
+
+ nd = rb_hierarchy_prev(nd);
+ }
+
+ return NULL;
+}
+
+static void ui_browser__hists_seek(struct ui_browser *browser,
+ off_t offset, int whence)
+{
+ struct hist_entry *h;
+ struct rb_node *nd;
+ bool first = true;
+ struct hist_browser *hb;
+
+ hb = container_of(browser, struct hist_browser, b);
+
+ if (browser->nr_entries == 0)
+ return;
+
+ ui_browser__hists_init_top(browser);
+
+ switch (whence) {
+ case SEEK_SET:
+ nd = hists__filter_entries(rb_first(browser->entries),
+ hb->min_pcnt);
+ break;
+ case SEEK_CUR:
+ nd = browser->top;
+ goto do_offset;
+ case SEEK_END:
+ nd = rb_hierarchy_last(rb_last(browser->entries));
+ nd = hists__filter_prev_entries(nd, hb->min_pcnt);
+ first = false;
+ break;
+ default:
+ return;
+ }
+
+ /*
+ * Moves not relative to the first visible entry invalidates its
+ * row_offset:
+ */
+ h = rb_entry(browser->top, struct hist_entry, rb_node);
+ h->row_offset = 0;
+
+ /*
+ * Here we have to check if nd is expanded (+), if it is we can't go
+ * the next top level hist_entry, instead we must compute an offset of
+ * what _not_ to show and not change the first visible entry.
+ *
+ * This offset increments when we are going from top to bottom and
+ * decreases when we're going from bottom to top.
+ *
+ * As we don't have backpointers to the top level in the callchains
+ * structure, we need to always print the whole hist_entry callchain,
+ * skipping the first ones that are before the first visible entry
+ * and stop when we printed enough lines to fill the screen.
+ */
+do_offset:
+ if (!nd)
+ return;
+
+ if (offset > 0) {
+ do {
+ h = rb_entry(nd, struct hist_entry, rb_node);
+ if (h->unfolded && h->leaf) {
+ u16 remaining = h->nr_rows - h->row_offset;
+ if (offset > remaining) {
+ offset -= remaining;
+ h->row_offset = 0;
+ } else {
+ h->row_offset += offset;
+ offset = 0;
+ browser->top = nd;
+ break;
+ }
+ }
+ nd = hists__filter_entries(rb_hierarchy_next(nd),
+ hb->min_pcnt);
+ if (nd == NULL)
+ break;
+ --offset;
+ browser->top = nd;
+ } while (offset != 0);
+ } else if (offset < 0) {
+ while (1) {
+ h = rb_entry(nd, struct hist_entry, rb_node);
+ if (h->unfolded && h->leaf) {
+ if (first) {
+ if (-offset > h->row_offset) {
+ offset += h->row_offset;
+ h->row_offset = 0;
+ } else {
+ h->row_offset += offset;
+ offset = 0;
+ browser->top = nd;
+ break;
+ }
+ } else {
+ if (-offset > h->nr_rows) {
+ offset += h->nr_rows;
+ h->row_offset = 0;
+ } else {
+ h->row_offset = h->nr_rows + offset;
+ offset = 0;
+ browser->top = nd;
+ break;
+ }
+ }
+ }
+
+ nd = hists__filter_prev_entries(rb_hierarchy_prev(nd),
+ hb->min_pcnt);
+ if (nd == NULL)
+ break;
+ ++offset;
+ browser->top = nd;
+ if (offset == 0) {
+ /*
+ * Last unfiltered hist_entry, check if it is
+ * unfolded, if it is then we should have
+ * row_offset at its last entry.
+ */
+ h = rb_entry(nd, struct hist_entry, rb_node);
+ if (h->unfolded && h->leaf)
+ h->row_offset = h->nr_rows;
+ break;
+ }
+ first = false;
+ }
+ } else {
+ browser->top = nd;
+ h = rb_entry(nd, struct hist_entry, rb_node);
+ h->row_offset = 0;
+ }
+}
+
+static int hist_browser__fprintf_callchain(struct hist_browser *browser,
+ struct hist_entry *he, FILE *fp,
+ int level)
+{
+ struct callchain_print_arg arg = {
+ .fp = fp,
+ };
+
+ hist_browser__show_callchain(browser, he, level, 0,
+ hist_browser__fprintf_callchain_entry, &arg,
+ hist_browser__check_dump_full);
+ return arg.printed;
+}
+
+static int hist_browser__fprintf_entry(struct hist_browser *browser,
+ struct hist_entry *he, FILE *fp)
+{
+ char s[8192];
+ int printed = 0;
+ char folded_sign = ' ';
+ struct perf_hpp hpp = {
+ .buf = s,
+ .size = sizeof(s),
+ };
+ struct perf_hpp_fmt *fmt;
+ bool first = true;
+ int ret;
+
+ if (hist_entry__has_callchains(he) && symbol_conf.use_callchain) {
+ folded_sign = hist_entry__folded(he);
+ printed += fprintf(fp, "%c ", folded_sign);
+ }
+
+ hists__for_each_format(browser->hists, fmt) {
+ if (perf_hpp__should_skip(fmt, he->hists))
+ continue;
+
+ if (!first) {
+ ret = scnprintf(hpp.buf, hpp.size, " ");
+ advance_hpp(&hpp, ret);
+ } else
+ first = false;
+
+ ret = fmt->entry(fmt, &hpp, he);
+ ret = hist_entry__snprintf_alignment(he, &hpp, fmt, ret);
+ advance_hpp(&hpp, ret);
+ }
+ printed += fprintf(fp, "%s\n", s);
+
+ if (folded_sign == '-')
+ printed += hist_browser__fprintf_callchain(browser, he, fp, 1);
+
+ return printed;
+}
+
+
+static int hist_browser__fprintf_hierarchy_entry(struct hist_browser *browser,
+ struct hist_entry *he,
+ FILE *fp, int level)
+{
+ char s[8192];
+ int printed = 0;
+ char folded_sign = ' ';
+ struct perf_hpp hpp = {
+ .buf = s,
+ .size = sizeof(s),
+ };
+ struct perf_hpp_fmt *fmt;
+ struct perf_hpp_list_node *fmt_node;
+ bool first = true;
+ int ret;
+ int hierarchy_indent = (he->hists->nr_hpp_node - 2) * HIERARCHY_INDENT;
+
+ printed = fprintf(fp, "%*s", level * HIERARCHY_INDENT, "");
+
+ folded_sign = hist_entry__folded(he);
+ printed += fprintf(fp, "%c", folded_sign);
+
+ /* the first hpp_list_node is for overhead columns */
+ fmt_node = list_first_entry(&he->hists->hpp_formats,
+ struct perf_hpp_list_node, list);
+ perf_hpp_list__for_each_format(&fmt_node->hpp, fmt) {
+ if (!first) {
+ ret = scnprintf(hpp.buf, hpp.size, " ");
+ advance_hpp(&hpp, ret);
+ } else
+ first = false;
+
+ ret = fmt->entry(fmt, &hpp, he);
+ advance_hpp(&hpp, ret);
+ }
+
+ ret = scnprintf(hpp.buf, hpp.size, "%*s", hierarchy_indent, "");
+ advance_hpp(&hpp, ret);
+
+ perf_hpp_list__for_each_format(he->hpp_list, fmt) {
+ ret = scnprintf(hpp.buf, hpp.size, " ");
+ advance_hpp(&hpp, ret);
+
+ ret = fmt->entry(fmt, &hpp, he);
+ advance_hpp(&hpp, ret);
+ }
+
+ strim(s);
+ printed += fprintf(fp, "%s\n", s);
+
+ if (he->leaf && folded_sign == '-') {
+ printed += hist_browser__fprintf_callchain(browser, he, fp,
+ he->depth + 1);
+ }
+
+ return printed;
+}
+
+static int hist_browser__fprintf(struct hist_browser *browser, FILE *fp)
+{
+ struct rb_node *nd = hists__filter_entries(rb_first(browser->b.entries),
+ browser->min_pcnt);
+ int printed = 0;
+
+ while (nd) {
+ struct hist_entry *h = rb_entry(nd, struct hist_entry, rb_node);
+
+ if (symbol_conf.report_hierarchy) {
+ printed += hist_browser__fprintf_hierarchy_entry(browser,
+ h, fp,
+ h->depth);
+ } else {
+ printed += hist_browser__fprintf_entry(browser, h, fp);
+ }
+
+ nd = hists__filter_entries(rb_hierarchy_next(nd),
+ browser->min_pcnt);
+ }
+
+ return printed;
+}
+
+static int hist_browser__dump(struct hist_browser *browser)
+{
+ char filename[64];
+ FILE *fp;
+
+ while (1) {
+ scnprintf(filename, sizeof(filename), "perf.hist.%d", browser->print_seq);
+ if (access(filename, F_OK))
+ break;
+ /*
+ * XXX: Just an arbitrary lazy upper limit
+ */
+ if (++browser->print_seq == 8192) {
+ ui_helpline__fpush("Too many perf.hist.N files, nothing written!");
+ return -1;
+ }
+ }
+
+ fp = fopen(filename, "w");
+ if (fp == NULL) {
+ char bf[64];
+ const char *err = str_error_r(errno, bf, sizeof(bf));
+ ui_helpline__fpush("Couldn't write to %s: %s", filename, err);
+ return -1;
+ }
+
+ ++browser->print_seq;
+ hist_browser__fprintf(browser, fp);
+ fclose(fp);
+ ui_helpline__fpush("%s written!", filename);
+
+ return 0;
+}
+
+void hist_browser__init(struct hist_browser *browser,
+ struct hists *hists)
+{
+ struct perf_hpp_fmt *fmt;
+
+ browser->hists = hists;
+ browser->b.refresh = hist_browser__refresh;
+ browser->b.refresh_dimensions = hist_browser__refresh_dimensions;
+ browser->b.seek = ui_browser__hists_seek;
+ browser->b.use_navkeypressed = true;
+ browser->show_headers = symbol_conf.show_hist_headers;
+ hist_browser__set_title_space(browser);
+
+ if (symbol_conf.report_hierarchy) {
+ struct perf_hpp_list_node *fmt_node;
+
+ /* count overhead columns (in the first node) */
+ fmt_node = list_first_entry(&hists->hpp_formats,
+ struct perf_hpp_list_node, list);
+ perf_hpp_list__for_each_format(&fmt_node->hpp, fmt)
+ ++browser->b.columns;
+
+ /* add a single column for whole hierarchy sort keys*/
+ ++browser->b.columns;
+ } else {
+ hists__for_each_format(hists, fmt)
+ ++browser->b.columns;
+ }
+
+ hists__reset_column_width(hists);
+}
+
+struct hist_browser *hist_browser__new(struct hists *hists)
+{
+ struct hist_browser *browser = zalloc(sizeof(*browser));
+
+ if (browser)
+ hist_browser__init(browser, hists);
+
+ return browser;
+}
+
+static struct hist_browser *
+perf_evsel_browser__new(struct evsel *evsel,
+ struct hist_browser_timer *hbt,
+ struct perf_env *env,
+ struct annotation_options *annotation_opts)
+{
+ struct hist_browser *browser = hist_browser__new(evsel__hists(evsel));
+
+ if (browser) {
+ browser->hbt = hbt;
+ browser->env = env;
+ browser->title = hists_browser__scnprintf_title;
+ browser->annotation_opts = annotation_opts;
+ }
+ return browser;
+}
+
+void hist_browser__delete(struct hist_browser *browser)
+{
+ free(browser);
+}
+
+static struct hist_entry *hist_browser__selected_entry(struct hist_browser *browser)
+{
+ return browser->he_selection;
+}
+
+static struct thread *hist_browser__selected_thread(struct hist_browser *browser)
+{
+ return browser->he_selection->thread;
+}
+
+static struct res_sample *hist_browser__selected_res_sample(struct hist_browser *browser)
+{
+ return browser->he_selection ? browser->he_selection->res_samples : NULL;
+}
+
+/* Check whether the browser is for 'top' or 'report' */
+static inline bool is_report_browser(void *timer)
+{
+ return timer == NULL;
+}
+
+static int hists_browser__scnprintf_title(struct hist_browser *browser, char *bf, size_t size)
+{
+ struct hist_browser_timer *hbt = browser->hbt;
+ int printed = __hists__scnprintf_title(browser->hists, bf, size, !is_report_browser(hbt));
+
+ if (!is_report_browser(hbt)) {
+ struct perf_top *top = hbt->arg;
+
+ printed += scnprintf(bf + printed, size - printed,
+ " lost: %" PRIu64 "/%" PRIu64,
+ top->lost, top->lost_total);
+
+ printed += scnprintf(bf + printed, size - printed,
+ " drop: %" PRIu64 "/%" PRIu64,
+ top->drop, top->drop_total);
+
+ if (top->zero)
+ printed += scnprintf(bf + printed, size - printed, " [z]");
+
+ perf_top__reset_sample_counters(top);
+ }
+
+
+ return printed;
+}
+
+static inline void free_popup_options(char **options, int n)
+{
+ int i;
+
+ for (i = 0; i < n; ++i)
+ zfree(&options[i]);
+}
+
+/*
+ * Only runtime switching of perf data file will make "input_name" point
+ * to a malloced buffer. So add "is_input_name_malloced" flag to decide
+ * whether we need to call free() for current "input_name" during the switch.
+ */
+static bool is_input_name_malloced = false;
+
+static int switch_data_file(void)
+{
+ char *pwd, *options[32], *abs_path[32], *tmp;
+ DIR *pwd_dir;
+ int nr_options = 0, choice = -1, ret = -1;
+ struct dirent *dent;
+
+ pwd = getenv("PWD");
+ if (!pwd)
+ return ret;
+
+ pwd_dir = opendir(pwd);
+ if (!pwd_dir)
+ return ret;
+
+ memset(options, 0, sizeof(options));
+ memset(abs_path, 0, sizeof(abs_path));
+
+ while ((dent = readdir(pwd_dir))) {
+ char path[PATH_MAX];
+ u64 magic;
+ char *name = dent->d_name;
+ FILE *file;
+
+ if (!(dent->d_type == DT_REG))
+ continue;
+
+ snprintf(path, sizeof(path), "%s/%s", pwd, name);
+
+ file = fopen(path, "r");
+ if (!file)
+ continue;
+
+ if (fread(&magic, 1, 8, file) < 8)
+ goto close_file_and_continue;
+
+ if (is_perf_magic(magic)) {
+ options[nr_options] = strdup(name);
+ if (!options[nr_options])
+ goto close_file_and_continue;
+
+ abs_path[nr_options] = strdup(path);
+ if (!abs_path[nr_options]) {
+ zfree(&options[nr_options]);
+ ui__warning("Can't search all data files due to memory shortage.\n");
+ fclose(file);
+ break;
+ }
+
+ nr_options++;
+ }
+
+close_file_and_continue:
+ fclose(file);
+ if (nr_options >= 32) {
+ ui__warning("Too many perf data files in PWD!\n"
+ "Only the first 32 files will be listed.\n");
+ break;
+ }
+ }
+ closedir(pwd_dir);
+
+ if (nr_options) {
+ choice = ui__popup_menu(nr_options, options, NULL);
+ if (choice < nr_options && choice >= 0) {
+ tmp = strdup(abs_path[choice]);
+ if (tmp) {
+ if (is_input_name_malloced)
+ free((void *)input_name);
+ input_name = tmp;
+ is_input_name_malloced = true;
+ ret = 0;
+ } else
+ ui__warning("Data switch failed due to memory shortage!\n");
+ }
+ }
+
+ free_popup_options(options, nr_options);
+ free_popup_options(abs_path, nr_options);
+ return ret;
+}
+
+struct popup_action {
+ unsigned long time;
+ struct thread *thread;
+ struct map_symbol ms;
+ int socket;
+ struct evsel *evsel;
+ enum rstype rstype;
+
+ int (*fn)(struct hist_browser *browser, struct popup_action *act);
+};
+
+static int
+do_annotate(struct hist_browser *browser, struct popup_action *act)
+{
+ struct evsel *evsel;
+ struct annotation *notes;
+ struct hist_entry *he;
+ int err;
+
+ if (!browser->annotation_opts->objdump_path &&
+ perf_env__lookup_objdump(browser->env, &browser->annotation_opts->objdump_path))
+ return 0;
+
+ notes = symbol__annotation(act->ms.sym);
+ if (!notes->src)
+ return 0;
+
+ if (browser->block_evsel)
+ evsel = browser->block_evsel;
+ else
+ evsel = hists_to_evsel(browser->hists);
+
+ err = map_symbol__tui_annotate(&act->ms, evsel, browser->hbt,
+ browser->annotation_opts);
+ he = hist_browser__selected_entry(browser);
+ /*
+ * offer option to annotate the other branch source or target
+ * (if they exists) when returning from annotate
+ */
+ if ((err == 'q' || err == CTRL('c')) && he->branch_info)
+ return 1;
+
+ ui_browser__update_nr_entries(&browser->b, browser->hists->nr_entries);
+ if (err)
+ ui_browser__handle_resize(&browser->b);
+ return 0;
+}
+
+static struct symbol *symbol__new_unresolved(u64 addr, struct map *map)
+{
+ struct annotated_source *src;
+ struct symbol *sym;
+ char name[64];
+
+ snprintf(name, sizeof(name), "%.*" PRIx64, BITS_PER_LONG / 4, addr);
+
+ sym = symbol__new(addr, ANNOTATION_DUMMY_LEN, 0, 0, name);
+ if (sym) {
+ src = symbol__hists(sym, 1);
+ if (!src) {
+ symbol__delete(sym);
+ return NULL;
+ }
+
+ dso__insert_symbol(map->dso, sym);
+ }
+
+ return sym;
+}
+
+static int
+add_annotate_opt(struct hist_browser *browser __maybe_unused,
+ struct popup_action *act, char **optstr,
+ struct map_symbol *ms,
+ u64 addr)
+{
+ if (!ms->map || !ms->map->dso || ms->map->dso->annotate_warned)
+ return 0;
+
+ if (!ms->sym)
+ ms->sym = symbol__new_unresolved(addr, ms->map);
+
+ if (ms->sym == NULL || symbol__annotation(ms->sym)->src == NULL)
+ return 0;
+
+ if (asprintf(optstr, "Annotate %s", ms->sym->name) < 0)
+ return 0;
+
+ act->ms = *ms;
+ act->fn = do_annotate;
+ return 1;
+}
+
+static int
+do_zoom_thread(struct hist_browser *browser, struct popup_action *act)
+{
+ struct thread *thread = act->thread;
+
+ if ((!hists__has(browser->hists, thread) &&
+ !hists__has(browser->hists, comm)) || thread == NULL)
+ return 0;
+
+ if (browser->hists->thread_filter) {
+ pstack__remove(browser->pstack, &browser->hists->thread_filter);
+ perf_hpp__set_elide(HISTC_THREAD, false);
+ thread__zput(browser->hists->thread_filter);
+ ui_helpline__pop();
+ } else {
+ if (hists__has(browser->hists, thread)) {
+ ui_helpline__fpush("To zoom out press ESC or ENTER + \"Zoom out of %s(%d) thread\"",
+ thread->comm_set ? thread__comm_str(thread) : "",
+ thread->tid);
+ } else {
+ ui_helpline__fpush("To zoom out press ESC or ENTER + \"Zoom out of %s thread\"",
+ thread->comm_set ? thread__comm_str(thread) : "");
+ }
+
+ browser->hists->thread_filter = thread__get(thread);
+ perf_hpp__set_elide(HISTC_THREAD, false);
+ pstack__push(browser->pstack, &browser->hists->thread_filter);
+ }
+
+ hists__filter_by_thread(browser->hists);
+ hist_browser__reset(browser);
+ return 0;
+}
+
+static int
+add_thread_opt(struct hist_browser *browser, struct popup_action *act,
+ char **optstr, struct thread *thread)
+{
+ int ret;
+
+ if ((!hists__has(browser->hists, thread) &&
+ !hists__has(browser->hists, comm)) || thread == NULL)
+ return 0;
+
+ if (hists__has(browser->hists, thread)) {
+ ret = asprintf(optstr, "Zoom %s %s(%d) thread",
+ browser->hists->thread_filter ? "out of" : "into",
+ thread->comm_set ? thread__comm_str(thread) : "",
+ thread->tid);
+ } else {
+ ret = asprintf(optstr, "Zoom %s %s thread",
+ browser->hists->thread_filter ? "out of" : "into",
+ thread->comm_set ? thread__comm_str(thread) : "");
+ }
+ if (ret < 0)
+ return 0;
+
+ act->thread = thread;
+ act->fn = do_zoom_thread;
+ return 1;
+}
+
+static int hists_browser__zoom_map(struct hist_browser *browser, struct map *map)
+{
+ if (!hists__has(browser->hists, dso) || map == NULL)
+ return 0;
+
+ if (browser->hists->dso_filter) {
+ pstack__remove(browser->pstack, &browser->hists->dso_filter);
+ perf_hpp__set_elide(HISTC_DSO, false);
+ browser->hists->dso_filter = NULL;
+ ui_helpline__pop();
+ } else {
+ ui_helpline__fpush("To zoom out press ESC or ENTER + \"Zoom out of %s DSO\"",
+ __map__is_kernel(map) ? "the Kernel" : map->dso->short_name);
+ browser->hists->dso_filter = map->dso;
+ perf_hpp__set_elide(HISTC_DSO, true);
+ pstack__push(browser->pstack, &browser->hists->dso_filter);
+ }
+
+ hists__filter_by_dso(browser->hists);
+ hist_browser__reset(browser);
+ return 0;
+}
+
+static int
+do_zoom_dso(struct hist_browser *browser, struct popup_action *act)
+{
+ return hists_browser__zoom_map(browser, act->ms.map);
+}
+
+static int
+add_dso_opt(struct hist_browser *browser, struct popup_action *act,
+ char **optstr, struct map *map)
+{
+ if (!hists__has(browser->hists, dso) || map == NULL)
+ return 0;
+
+ if (asprintf(optstr, "Zoom %s %s DSO (use the 'k' hotkey to zoom directly into the kernel)",
+ browser->hists->dso_filter ? "out of" : "into",
+ __map__is_kernel(map) ? "the Kernel" : map->dso->short_name) < 0)
+ return 0;
+
+ act->ms.map = map;
+ act->fn = do_zoom_dso;
+ return 1;
+}
+
+static int do_toggle_callchain(struct hist_browser *browser, struct popup_action *act __maybe_unused)
+{
+ hist_browser__toggle_fold(browser);
+ return 0;
+}
+
+static int add_callchain_toggle_opt(struct hist_browser *browser, struct popup_action *act, char **optstr)
+{
+ char sym_name[512];
+
+ if (!hist_browser__selection_has_children(browser))
+ return 0;
+
+ if (asprintf(optstr, "%s [%s] callchain (one level, same as '+' hotkey, use 'e'/'c' for the whole main level entry)",
+ hist_browser__selection_unfolded(browser) ? "Collapse" : "Expand",
+ hist_browser__selection_sym_name(browser, sym_name, sizeof(sym_name))) < 0)
+ return 0;
+
+ act->fn = do_toggle_callchain;
+ return 1;
+}
+
+static int
+do_browse_map(struct hist_browser *browser __maybe_unused,
+ struct popup_action *act)
+{
+ map__browse(act->ms.map);
+ return 0;
+}
+
+static int
+add_map_opt(struct hist_browser *browser,
+ struct popup_action *act, char **optstr, struct map *map)
+{
+ if (!hists__has(browser->hists, dso) || map == NULL)
+ return 0;
+
+ if (asprintf(optstr, "Browse map details") < 0)
+ return 0;
+
+ act->ms.map = map;
+ act->fn = do_browse_map;
+ return 1;
+}
+
+static int
+do_run_script(struct hist_browser *browser __maybe_unused,
+ struct popup_action *act)
+{
+ char *script_opt;
+ int len;
+ int n = 0;
+
+ len = 100;
+ if (act->thread)
+ len += strlen(thread__comm_str(act->thread));
+ else if (act->ms.sym)
+ len += strlen(act->ms.sym->name);
+ script_opt = malloc(len);
+ if (!script_opt)
+ return -1;
+
+ script_opt[0] = 0;
+ if (act->thread) {
+ n = scnprintf(script_opt, len, " -c %s ",
+ thread__comm_str(act->thread));
+ } else if (act->ms.sym) {
+ n = scnprintf(script_opt, len, " -S %s ",
+ act->ms.sym->name);
+ }
+
+ if (act->time) {
+ char start[32], end[32];
+ unsigned long starttime = act->time;
+ unsigned long endtime = act->time + symbol_conf.time_quantum;
+
+ if (starttime == endtime) { /* Display 1ms as fallback */
+ starttime -= 1*NSEC_PER_MSEC;
+ endtime += 1*NSEC_PER_MSEC;
+ }
+ timestamp__scnprintf_usec(starttime, start, sizeof start);
+ timestamp__scnprintf_usec(endtime, end, sizeof end);
+ n += snprintf(script_opt + n, len - n, " --time %s,%s", start, end);
+ }
+
+ script_browse(script_opt, act->evsel);
+ free(script_opt);
+ return 0;
+}
+
+static int
+do_res_sample_script(struct hist_browser *browser __maybe_unused,
+ struct popup_action *act)
+{
+ struct hist_entry *he;
+
+ he = hist_browser__selected_entry(browser);
+ res_sample_browse(he->res_samples, he->num_res, act->evsel, act->rstype);
+ return 0;
+}
+
+static int
+add_script_opt_2(struct hist_browser *browser __maybe_unused,
+ struct popup_action *act, char **optstr,
+ struct thread *thread, struct symbol *sym,
+ struct evsel *evsel, const char *tstr)
+{
+
+ if (thread) {
+ if (asprintf(optstr, "Run scripts for samples of thread [%s]%s",
+ thread__comm_str(thread), tstr) < 0)
+ return 0;
+ } else if (sym) {
+ if (asprintf(optstr, "Run scripts for samples of symbol [%s]%s",
+ sym->name, tstr) < 0)
+ return 0;
+ } else {
+ if (asprintf(optstr, "Run scripts for all samples%s", tstr) < 0)
+ return 0;
+ }
+
+ act->thread = thread;
+ act->ms.sym = sym;
+ act->evsel = evsel;
+ act->fn = do_run_script;
+ return 1;
+}
+
+static int
+add_script_opt(struct hist_browser *browser,
+ struct popup_action *act, char **optstr,
+ struct thread *thread, struct symbol *sym,
+ struct evsel *evsel)
+{
+ int n, j;
+ struct hist_entry *he;
+
+ n = add_script_opt_2(browser, act, optstr, thread, sym, evsel, "");
+
+ he = hist_browser__selected_entry(browser);
+ if (sort_order && strstr(sort_order, "time")) {
+ char tstr[128];
+
+ optstr++;
+ act++;
+ j = sprintf(tstr, " in ");
+ j += timestamp__scnprintf_usec(he->time, tstr + j,
+ sizeof tstr - j);
+ j += sprintf(tstr + j, "-");
+ timestamp__scnprintf_usec(he->time + symbol_conf.time_quantum,
+ tstr + j, sizeof tstr - j);
+ n += add_script_opt_2(browser, act, optstr, thread, sym,
+ evsel, tstr);
+ act->time = he->time;
+ }
+ return n;
+}
+
+static int
+add_res_sample_opt(struct hist_browser *browser __maybe_unused,
+ struct popup_action *act, char **optstr,
+ struct res_sample *res_sample,
+ struct evsel *evsel,
+ enum rstype type)
+{
+ if (!res_sample)
+ return 0;
+
+ if (asprintf(optstr, "Show context for individual samples %s",
+ type == A_ASM ? "with assembler" :
+ type == A_SOURCE ? "with source" : "") < 0)
+ return 0;
+
+ act->fn = do_res_sample_script;
+ act->evsel = evsel;
+ act->rstype = type;
+ return 1;
+}
+
+static int
+do_switch_data(struct hist_browser *browser __maybe_unused,
+ struct popup_action *act __maybe_unused)
+{
+ if (switch_data_file()) {
+ ui__warning("Won't switch the data files due to\n"
+ "no valid data file get selected!\n");
+ return 0;
+ }
+
+ return K_SWITCH_INPUT_DATA;
+}
+
+static int
+add_switch_opt(struct hist_browser *browser,
+ struct popup_action *act, char **optstr)
+{
+ if (!is_report_browser(browser->hbt))
+ return 0;
+
+ if (asprintf(optstr, "Switch to another data file in PWD") < 0)
+ return 0;
+
+ act->fn = do_switch_data;
+ return 1;
+}
+
+static int
+do_exit_browser(struct hist_browser *browser __maybe_unused,
+ struct popup_action *act __maybe_unused)
+{
+ return 0;
+}
+
+static int
+add_exit_opt(struct hist_browser *browser __maybe_unused,
+ struct popup_action *act, char **optstr)
+{
+ if (asprintf(optstr, "Exit") < 0)
+ return 0;
+
+ act->fn = do_exit_browser;
+ return 1;
+}
+
+static int
+do_zoom_socket(struct hist_browser *browser, struct popup_action *act)
+{
+ if (!hists__has(browser->hists, socket) || act->socket < 0)
+ return 0;
+
+ if (browser->hists->socket_filter > -1) {
+ pstack__remove(browser->pstack, &browser->hists->socket_filter);
+ browser->hists->socket_filter = -1;
+ perf_hpp__set_elide(HISTC_SOCKET, false);
+ } else {
+ browser->hists->socket_filter = act->socket;
+ perf_hpp__set_elide(HISTC_SOCKET, true);
+ pstack__push(browser->pstack, &browser->hists->socket_filter);
+ }
+
+ hists__filter_by_socket(browser->hists);
+ hist_browser__reset(browser);
+ return 0;
+}
+
+static int
+add_socket_opt(struct hist_browser *browser, struct popup_action *act,
+ char **optstr, int socket_id)
+{
+ if (!hists__has(browser->hists, socket) || socket_id < 0)
+ return 0;
+
+ if (asprintf(optstr, "Zoom %s Processor Socket %d",
+ (browser->hists->socket_filter > -1) ? "out of" : "into",
+ socket_id) < 0)
+ return 0;
+
+ act->socket = socket_id;
+ act->fn = do_zoom_socket;
+ return 1;
+}
+
+static void hist_browser__update_nr_entries(struct hist_browser *hb)
+{
+ u64 nr_entries = 0;
+ struct rb_node *nd = rb_first_cached(&hb->hists->entries);
+
+ if (hb->min_pcnt == 0 && !symbol_conf.report_hierarchy) {
+ hb->nr_non_filtered_entries = hb->hists->nr_non_filtered_entries;
+ return;
+ }
+
+ while ((nd = hists__filter_entries(nd, hb->min_pcnt)) != NULL) {
+ nr_entries++;
+ nd = rb_hierarchy_next(nd);
+ }
+
+ hb->nr_non_filtered_entries = nr_entries;
+ hb->nr_hierarchy_entries = nr_entries;
+}
+
+static void hist_browser__update_percent_limit(struct hist_browser *hb,
+ double percent)
+{
+ struct hist_entry *he;
+ struct rb_node *nd = rb_first_cached(&hb->hists->entries);
+ u64 total = hists__total_period(hb->hists);
+ u64 min_callchain_hits = total * (percent / 100);
+
+ hb->min_pcnt = callchain_param.min_percent = percent;
+
+ while ((nd = hists__filter_entries(nd, hb->min_pcnt)) != NULL) {
+ he = rb_entry(nd, struct hist_entry, rb_node);
+
+ if (he->has_no_entry) {
+ he->has_no_entry = false;
+ he->nr_rows = 0;
+ }
+
+ if (!he->leaf || !hist_entry__has_callchains(he) || !symbol_conf.use_callchain)
+ goto next;
+
+ if (callchain_param.mode == CHAIN_GRAPH_REL) {
+ total = he->stat.period;
+
+ if (symbol_conf.cumulate_callchain)
+ total = he->stat_acc->period;
+
+ min_callchain_hits = total * (percent / 100);
+ }
+
+ callchain_param.sort(&he->sorted_chain, he->callchain,
+ min_callchain_hits, &callchain_param);
+
+next:
+ nd = __rb_hierarchy_next(nd, HMD_FORCE_CHILD);
+
+ /* force to re-evaluate folding state of callchains */
+ he->init_have_children = false;
+ hist_entry__set_folding(he, hb, false);
+ }
+}
+
+static int evsel__hists_browse(struct evsel *evsel, int nr_events, const char *helpline,
+ bool left_exits, struct hist_browser_timer *hbt, float min_pcnt,
+ struct perf_env *env, bool warn_lost_event,
+ struct annotation_options *annotation_opts)
+{
+ struct hists *hists = evsel__hists(evsel);
+ struct hist_browser *browser = perf_evsel_browser__new(evsel, hbt, env, annotation_opts);
+ struct branch_info *bi = NULL;
+#define MAX_OPTIONS 16
+ char *options[MAX_OPTIONS];
+ struct popup_action actions[MAX_OPTIONS];
+ int nr_options = 0;
+ int key = -1;
+ char buf[128];
+ int delay_secs = hbt ? hbt->refresh : 0;
+
+#define HIST_BROWSER_HELP_COMMON \
+ "h/?/F1 Show this window\n" \
+ "UP/DOWN/PGUP\n" \
+ "PGDN/SPACE Navigate\n" \
+ "q/ESC/CTRL+C Exit browser or go back to previous screen\n\n" \
+ "For multiple event sessions:\n\n" \
+ "TAB/UNTAB Switch events\n\n" \
+ "For symbolic views (--sort has sym):\n\n" \
+ "ENTER Zoom into DSO/Threads & Annotate current symbol\n" \
+ "ESC Zoom out\n" \
+ "+ Expand/Collapse one callchain level\n" \
+ "a Annotate current symbol\n" \
+ "C Collapse all callchains\n" \
+ "d Zoom into current DSO\n" \
+ "e Expand/Collapse main entry callchains\n" \
+ "E Expand all callchains\n" \
+ "F Toggle percentage of filtered entries\n" \
+ "H Display column headers\n" \
+ "k Zoom into the kernel map\n" \
+ "L Change percent limit\n" \
+ "m Display context menu\n" \
+ "S Zoom into current Processor Socket\n" \
+
+ /* help messages are sorted by lexical order of the hotkey */
+ static const char report_help[] = HIST_BROWSER_HELP_COMMON
+ "i Show header information\n"
+ "P Print histograms to perf.hist.N\n"
+ "r Run available scripts\n"
+ "s Switch to another data file in PWD\n"
+ "t Zoom into current Thread\n"
+ "V Verbose (DSO names in callchains, etc)\n"
+ "/ Filter symbol by name\n"
+ "0-9 Sort by event n in group";
+ static const char top_help[] = HIST_BROWSER_HELP_COMMON
+ "P Print histograms to perf.hist.N\n"
+ "t Zoom into current Thread\n"
+ "V Verbose (DSO names in callchains, etc)\n"
+ "z Toggle zeroing of samples\n"
+ "f Enable/Disable events\n"
+ "/ Filter symbol by name";
+
+ if (browser == NULL)
+ return -1;
+
+ /* reset abort key so that it can get Ctrl-C as a key */
+ SLang_reset_tty();
+ SLang_init_tty(0, 0, 0);
+
+ if (min_pcnt)
+ browser->min_pcnt = min_pcnt;
+ hist_browser__update_nr_entries(browser);
+
+ browser->pstack = pstack__new(3);
+ if (browser->pstack == NULL)
+ goto out;
+
+ ui_helpline__push(helpline);
+
+ memset(options, 0, sizeof(options));
+ memset(actions, 0, sizeof(actions));
+
+ if (symbol_conf.col_width_list_str)
+ perf_hpp__set_user_width(symbol_conf.col_width_list_str);
+
+ if (!is_report_browser(hbt))
+ browser->b.no_samples_msg = "Collecting samples...";
+
+ while (1) {
+ struct thread *thread = NULL;
+ struct map *map = NULL;
+ int choice;
+ int socked_id = -1;
+
+ key = 0; // reset key
+do_hotkey: // key came straight from options ui__popup_menu()
+ choice = nr_options = 0;
+ key = hist_browser__run(browser, helpline, warn_lost_event, key);
+
+ if (browser->he_selection != NULL) {
+ thread = hist_browser__selected_thread(browser);
+ map = browser->selection->map;
+ socked_id = browser->he_selection->socket;
+ }
+ switch (key) {
+ case K_TAB:
+ case K_UNTAB:
+ if (nr_events == 1)
+ continue;
+ /*
+ * Exit the browser, let hists__browser_tree
+ * go to the next or previous
+ */
+ goto out_free_stack;
+ case '0' ... '9':
+ if (!symbol_conf.event_group ||
+ evsel->core.nr_members < 2) {
+ snprintf(buf, sizeof(buf),
+ "Sort by index only available with group events!");
+ helpline = buf;
+ continue;
+ }
+
+ if (key - '0' == symbol_conf.group_sort_idx)
+ continue;
+
+ symbol_conf.group_sort_idx = key - '0';
+
+ if (symbol_conf.group_sort_idx >= evsel->core.nr_members) {
+ snprintf(buf, sizeof(buf),
+ "Max event group index to sort is %d (index from 0 to %d)",
+ evsel->core.nr_members - 1,
+ evsel->core.nr_members - 1);
+ helpline = buf;
+ continue;
+ }
+
+ key = K_RELOAD;
+ goto out_free_stack;
+ case 'a':
+ if (!hists__has(hists, sym)) {
+ ui_browser__warning(&browser->b, delay_secs * 2,
+ "Annotation is only available for symbolic views, "
+ "include \"sym*\" in --sort to use it.");
+ continue;
+ }
+
+ if (!browser->selection ||
+ !browser->selection->map ||
+ !browser->selection->map->dso ||
+ browser->selection->map->dso->annotate_warned) {
+ continue;
+ }
+
+ if (!browser->selection->sym) {
+ if (!browser->he_selection)
+ continue;
+
+ if (sort__mode == SORT_MODE__BRANCH) {
+ bi = browser->he_selection->branch_info;
+ if (!bi || !bi->to.ms.map)
+ continue;
+
+ actions->ms.sym = symbol__new_unresolved(bi->to.al_addr, bi->to.ms.map);
+ actions->ms.map = bi->to.ms.map;
+ } else {
+ actions->ms.sym = symbol__new_unresolved(browser->he_selection->ip,
+ browser->selection->map);
+ actions->ms.map = browser->selection->map;
+ }
+
+ if (!actions->ms.sym)
+ continue;
+ } else {
+ if (symbol__annotation(browser->selection->sym)->src == NULL) {
+ ui_browser__warning(&browser->b, delay_secs * 2,
+ "No samples for the \"%s\" symbol.\n\n"
+ "Probably appeared just in a callchain",
+ browser->selection->sym->name);
+ continue;
+ }
+
+ actions->ms.map = browser->selection->map;
+ actions->ms.sym = browser->selection->sym;
+ }
+
+ do_annotate(browser, actions);
+ continue;
+ case 'P':
+ hist_browser__dump(browser);
+ continue;
+ case 'd':
+ actions->ms.map = map;
+ do_zoom_dso(browser, actions);
+ continue;
+ case 'k':
+ if (browser->selection != NULL)
+ hists_browser__zoom_map(browser, browser->selection->maps->machine->vmlinux_map);
+ continue;
+ case 'V':
+ verbose = (verbose + 1) % 4;
+ browser->show_dso = verbose > 0;
+ ui_helpline__fpush("Verbosity level set to %d\n",
+ verbose);
+ continue;
+ case 't':
+ actions->thread = thread;
+ do_zoom_thread(browser, actions);
+ continue;
+ case 'S':
+ actions->socket = socked_id;
+ do_zoom_socket(browser, actions);
+ continue;
+ case '/':
+ if (ui_browser__input_window("Symbol to show",
+ "Please enter the name of symbol you want to see.\n"
+ "To remove the filter later, press / + ENTER.",
+ buf, "ENTER: OK, ESC: Cancel",
+ delay_secs * 2) == K_ENTER) {
+ hists->symbol_filter_str = *buf ? buf : NULL;
+ hists__filter_by_symbol(hists);
+ hist_browser__reset(browser);
+ }
+ continue;
+ case 'r':
+ if (is_report_browser(hbt)) {
+ actions->thread = NULL;
+ actions->ms.sym = NULL;
+ do_run_script(browser, actions);
+ }
+ continue;
+ case 's':
+ if (is_report_browser(hbt)) {
+ key = do_switch_data(browser, actions);
+ if (key == K_SWITCH_INPUT_DATA)
+ goto out_free_stack;
+ }
+ continue;
+ case 'i':
+ /* env->arch is NULL for live-mode (i.e. perf top) */
+ if (env->arch)
+ tui__header_window(env);
+ continue;
+ case 'F':
+ symbol_conf.filter_relative ^= 1;
+ continue;
+ case 'z':
+ if (!is_report_browser(hbt)) {
+ struct perf_top *top = hbt->arg;
+
+ top->zero = !top->zero;
+ }
+ continue;
+ case 'L':
+ if (ui_browser__input_window("Percent Limit",
+ "Please enter the value you want to hide entries under that percent.",
+ buf, "ENTER: OK, ESC: Cancel",
+ delay_secs * 2) == K_ENTER) {
+ char *end;
+ double new_percent = strtod(buf, &end);
+
+ if (new_percent < 0 || new_percent > 100) {
+ ui_browser__warning(&browser->b, delay_secs * 2,
+ "Invalid percent: %.2f", new_percent);
+ continue;
+ }
+
+ hist_browser__update_percent_limit(browser, new_percent);
+ hist_browser__reset(browser);
+ }
+ continue;
+ case K_F1:
+ case 'h':
+ case '?':
+ ui_browser__help_window(&browser->b,
+ is_report_browser(hbt) ? report_help : top_help);
+ continue;
+ case K_ENTER:
+ case K_RIGHT:
+ case 'm':
+ /* menu */
+ break;
+ case K_ESC:
+ case K_LEFT: {
+ const void *top;
+
+ if (pstack__empty(browser->pstack)) {
+ /*
+ * Go back to the perf_evsel_menu__run or other user
+ */
+ if (left_exits)
+ goto out_free_stack;
+
+ if (key == K_ESC &&
+ ui_browser__dialog_yesno(&browser->b,
+ "Do you really want to exit?"))
+ goto out_free_stack;
+
+ continue;
+ }
+ actions->ms.map = map;
+ top = pstack__peek(browser->pstack);
+ if (top == &browser->hists->dso_filter) {
+ /*
+ * No need to set actions->dso here since
+ * it's just to remove the current filter.
+ * Ditto for thread below.
+ */
+ do_zoom_dso(browser, actions);
+ } else if (top == &browser->hists->thread_filter) {
+ do_zoom_thread(browser, actions);
+ } else if (top == &browser->hists->socket_filter) {
+ do_zoom_socket(browser, actions);
+ }
+ continue;
+ }
+ case 'q':
+ case CTRL('c'):
+ goto out_free_stack;
+ case 'f':
+ if (!is_report_browser(hbt)) {
+ struct perf_top *top = hbt->arg;
+
+ evlist__toggle_enable(top->evlist);
+ /*
+ * No need to refresh, resort/decay histogram
+ * entries if we are not collecting samples:
+ */
+ if (top->evlist->enabled) {
+ helpline = "Press 'f' to disable the events or 'h' to see other hotkeys";
+ hbt->refresh = delay_secs;
+ } else {
+ helpline = "Press 'f' again to re-enable the events";
+ hbt->refresh = 0;
+ }
+ continue;
+ }
+ /* Fall thru */
+ default:
+ helpline = "Press '?' for help on key bindings";
+ continue;
+ }
+
+ if (!hists__has(hists, sym) || browser->selection == NULL)
+ goto skip_annotation;
+
+ if (sort__mode == SORT_MODE__BRANCH) {
+
+ if (browser->he_selection)
+ bi = browser->he_selection->branch_info;
+
+ if (bi == NULL)
+ goto skip_annotation;
+
+ nr_options += add_annotate_opt(browser,
+ &actions[nr_options],
+ &options[nr_options],
+ &bi->from.ms,
+ bi->from.al_addr);
+ if (bi->to.ms.sym != bi->from.ms.sym)
+ nr_options += add_annotate_opt(browser,
+ &actions[nr_options],
+ &options[nr_options],
+ &bi->to.ms,
+ bi->to.al_addr);
+ } else {
+ nr_options += add_annotate_opt(browser,
+ &actions[nr_options],
+ &options[nr_options],
+ browser->selection,
+ browser->he_selection->ip);
+ }
+skip_annotation:
+ nr_options += add_thread_opt(browser, &actions[nr_options],
+ &options[nr_options], thread);
+ nr_options += add_dso_opt(browser, &actions[nr_options],
+ &options[nr_options], map);
+ nr_options += add_callchain_toggle_opt(browser, &actions[nr_options], &options[nr_options]);
+ nr_options += add_map_opt(browser, &actions[nr_options],
+ &options[nr_options],
+ browser->selection ?
+ browser->selection->map : NULL);
+ nr_options += add_socket_opt(browser, &actions[nr_options],
+ &options[nr_options],
+ socked_id);
+ /* perf script support */
+ if (!is_report_browser(hbt))
+ goto skip_scripting;
+
+ if (browser->he_selection) {
+ if (hists__has(hists, thread) && thread) {
+ nr_options += add_script_opt(browser,
+ &actions[nr_options],
+ &options[nr_options],
+ thread, NULL, evsel);
+ }
+ /*
+ * Note that browser->selection != NULL
+ * when browser->he_selection is not NULL,
+ * so we don't need to check browser->selection
+ * before fetching browser->selection->sym like what
+ * we do before fetching browser->selection->map.
+ *
+ * See hist_browser__show_entry.
+ */
+ if (hists__has(hists, sym) && browser->selection->sym) {
+ nr_options += add_script_opt(browser,
+ &actions[nr_options],
+ &options[nr_options],
+ NULL, browser->selection->sym,
+ evsel);
+ }
+ }
+ nr_options += add_script_opt(browser, &actions[nr_options],
+ &options[nr_options], NULL, NULL, evsel);
+ nr_options += add_res_sample_opt(browser, &actions[nr_options],
+ &options[nr_options],
+ hist_browser__selected_res_sample(browser),
+ evsel, A_NORMAL);
+ nr_options += add_res_sample_opt(browser, &actions[nr_options],
+ &options[nr_options],
+ hist_browser__selected_res_sample(browser),
+ evsel, A_ASM);
+ nr_options += add_res_sample_opt(browser, &actions[nr_options],
+ &options[nr_options],
+ hist_browser__selected_res_sample(browser),
+ evsel, A_SOURCE);
+ nr_options += add_switch_opt(browser, &actions[nr_options],
+ &options[nr_options]);
+skip_scripting:
+ nr_options += add_exit_opt(browser, &actions[nr_options],
+ &options[nr_options]);
+
+ do {
+ struct popup_action *act;
+
+ choice = ui__popup_menu(nr_options, options, &key);
+ if (choice == -1)
+ break;
+
+ if (choice == nr_options)
+ goto do_hotkey;
+
+ act = &actions[choice];
+ key = act->fn(browser, act);
+ } while (key == 1);
+
+ if (key == K_SWITCH_INPUT_DATA)
+ break;
+ }
+out_free_stack:
+ pstack__delete(browser->pstack);
+out:
+ hist_browser__delete(browser);
+ free_popup_options(options, MAX_OPTIONS);
+ return key;
+}
+
+struct evsel_menu {
+ struct ui_browser b;
+ struct evsel *selection;
+ struct annotation_options *annotation_opts;
+ bool lost_events, lost_events_warned;
+ float min_pcnt;
+ struct perf_env *env;
+};
+
+static void perf_evsel_menu__write(struct ui_browser *browser,
+ void *entry, int row)
+{
+ struct evsel_menu *menu = container_of(browser,
+ struct evsel_menu, b);
+ struct evsel *evsel = list_entry(entry, struct evsel, core.node);
+ struct hists *hists = evsel__hists(evsel);
+ bool current_entry = ui_browser__is_current_entry(browser, row);
+ unsigned long nr_events = hists->stats.nr_samples;
+ const char *ev_name = evsel__name(evsel);
+ char bf[256], unit;
+ const char *warn = " ";
+ size_t printed;
+
+ ui_browser__set_color(browser, current_entry ? HE_COLORSET_SELECTED :
+ HE_COLORSET_NORMAL);
+
+ if (evsel__is_group_event(evsel)) {
+ struct evsel *pos;
+
+ ev_name = evsel__group_name(evsel);
+
+ for_each_group_member(pos, evsel) {
+ struct hists *pos_hists = evsel__hists(pos);
+ nr_events += pos_hists->stats.nr_samples;
+ }
+ }
+
+ nr_events = convert_unit(nr_events, &unit);
+ printed = scnprintf(bf, sizeof(bf), "%lu%c%s%s", nr_events,
+ unit, unit == ' ' ? "" : " ", ev_name);
+ ui_browser__printf(browser, "%s", bf);
+
+ nr_events = evsel->evlist->stats.nr_events[PERF_RECORD_LOST];
+ if (nr_events != 0) {
+ menu->lost_events = true;
+ if (!current_entry)
+ ui_browser__set_color(browser, HE_COLORSET_TOP);
+ nr_events = convert_unit(nr_events, &unit);
+ printed += scnprintf(bf, sizeof(bf), ": %ld%c%schunks LOST!",
+ nr_events, unit, unit == ' ' ? "" : " ");
+ warn = bf;
+ }
+
+ ui_browser__write_nstring(browser, warn, browser->width - printed);
+
+ if (current_entry)
+ menu->selection = evsel;
+}
+
+static int perf_evsel_menu__run(struct evsel_menu *menu,
+ int nr_events, const char *help,
+ struct hist_browser_timer *hbt,
+ bool warn_lost_event)
+{
+ struct evlist *evlist = menu->b.priv;
+ struct evsel *pos;
+ const char *title = "Available samples";
+ int delay_secs = hbt ? hbt->refresh : 0;
+ int key;
+
+ if (ui_browser__show(&menu->b, title,
+ "ESC: exit, ENTER|->: Browse histograms") < 0)
+ return -1;
+
+ while (1) {
+ key = ui_browser__run(&menu->b, delay_secs);
+
+ switch (key) {
+ case K_TIMER:
+ if (hbt)
+ hbt->timer(hbt->arg);
+
+ if (!menu->lost_events_warned &&
+ menu->lost_events &&
+ warn_lost_event) {
+ ui_browser__warn_lost_events(&menu->b);
+ menu->lost_events_warned = true;
+ }
+ continue;
+ case K_RIGHT:
+ case K_ENTER:
+ if (!menu->selection)
+ continue;
+ pos = menu->selection;
+browse_hists:
+ evlist__set_selected(evlist, pos);
+ /*
+ * Give the calling tool a chance to populate the non
+ * default evsel resorted hists tree.
+ */
+ if (hbt)
+ hbt->timer(hbt->arg);
+ key = evsel__hists_browse(pos, nr_events, help, true, hbt,
+ menu->min_pcnt, menu->env,
+ warn_lost_event,
+ menu->annotation_opts);
+ ui_browser__show_title(&menu->b, title);
+ switch (key) {
+ case K_TAB:
+ if (pos->core.node.next == &evlist->core.entries)
+ pos = evlist__first(evlist);
+ else
+ pos = evsel__next(pos);
+ goto browse_hists;
+ case K_UNTAB:
+ if (pos->core.node.prev == &evlist->core.entries)
+ pos = evlist__last(evlist);
+ else
+ pos = evsel__prev(pos);
+ goto browse_hists;
+ case K_SWITCH_INPUT_DATA:
+ case K_RELOAD:
+ case 'q':
+ case CTRL('c'):
+ goto out;
+ case K_ESC:
+ default:
+ continue;
+ }
+ case K_LEFT:
+ continue;
+ case K_ESC:
+ if (!ui_browser__dialog_yesno(&menu->b,
+ "Do you really want to exit?"))
+ continue;
+ /* Fall thru */
+ case 'q':
+ case CTRL('c'):
+ goto out;
+ default:
+ continue;
+ }
+ }
+
+out:
+ ui_browser__hide(&menu->b);
+ return key;
+}
+
+static bool filter_group_entries(struct ui_browser *browser __maybe_unused,
+ void *entry)
+{
+ struct evsel *evsel = list_entry(entry, struct evsel, core.node);
+
+ if (symbol_conf.event_group && !evsel__is_group_leader(evsel))
+ return true;
+
+ return false;
+}
+
+static int __evlist__tui_browse_hists(struct evlist *evlist, int nr_entries, const char *help,
+ struct hist_browser_timer *hbt, float min_pcnt, struct perf_env *env,
+ bool warn_lost_event, struct annotation_options *annotation_opts)
+{
+ struct evsel *pos;
+ struct evsel_menu menu = {
+ .b = {
+ .entries = &evlist->core.entries,
+ .refresh = ui_browser__list_head_refresh,
+ .seek = ui_browser__list_head_seek,
+ .write = perf_evsel_menu__write,
+ .filter = filter_group_entries,
+ .nr_entries = nr_entries,
+ .priv = evlist,
+ },
+ .min_pcnt = min_pcnt,
+ .env = env,
+ .annotation_opts = annotation_opts,
+ };
+
+ ui_helpline__push("Press ESC to exit");
+
+ evlist__for_each_entry(evlist, pos) {
+ const char *ev_name = evsel__name(pos);
+ size_t line_len = strlen(ev_name) + 7;
+
+ if (menu.b.width < line_len)
+ menu.b.width = line_len;
+ }
+
+ return perf_evsel_menu__run(&menu, nr_entries, help,
+ hbt, warn_lost_event);
+}
+
+static bool evlist__single_entry(struct evlist *evlist)
+{
+ int nr_entries = evlist->core.nr_entries;
+
+ if (nr_entries == 1)
+ return true;
+
+ if (nr_entries == 2) {
+ struct evsel *last = evlist__last(evlist);
+
+ if (evsel__is_dummy_event(last))
+ return true;
+ }
+
+ return false;
+}
+
+int evlist__tui_browse_hists(struct evlist *evlist, const char *help, struct hist_browser_timer *hbt,
+ float min_pcnt, struct perf_env *env, bool warn_lost_event,
+ struct annotation_options *annotation_opts)
+{
+ int nr_entries = evlist->core.nr_entries;
+
+ if (evlist__single_entry(evlist)) {
+single_entry: {
+ struct evsel *first = evlist__first(evlist);
+
+ return evsel__hists_browse(first, nr_entries, help, false, hbt, min_pcnt,
+ env, warn_lost_event, annotation_opts);
+ }
+ }
+
+ if (symbol_conf.event_group) {
+ struct evsel *pos;
+
+ nr_entries = 0;
+ evlist__for_each_entry(evlist, pos) {
+ if (evsel__is_group_leader(pos))
+ nr_entries++;
+ }
+
+ if (nr_entries == 1)
+ goto single_entry;
+ }
+
+ return __evlist__tui_browse_hists(evlist, nr_entries, help, hbt, min_pcnt, env,
+ warn_lost_event, annotation_opts);
+}
+
+static int block_hists_browser__title(struct hist_browser *browser, char *bf,
+ size_t size)
+{
+ struct hists *hists = evsel__hists(browser->block_evsel);
+ const char *evname = evsel__name(browser->block_evsel);
+ unsigned long nr_samples = hists->stats.nr_samples;
+ int ret;
+
+ ret = scnprintf(bf, size, "# Samples: %lu", nr_samples);
+ if (evname)
+ scnprintf(bf + ret, size - ret, " of event '%s'", evname);
+
+ return 0;
+}
+
+int block_hists_tui_browse(struct block_hist *bh, struct evsel *evsel,
+ float min_percent, struct perf_env *env,
+ struct annotation_options *annotation_opts)
+{
+ struct hists *hists = &bh->block_hists;
+ struct hist_browser *browser;
+ int key = -1;
+ struct popup_action action;
+ static const char help[] =
+ " q Quit \n";
+
+ browser = hist_browser__new(hists);
+ if (!browser)
+ return -1;
+
+ browser->block_evsel = evsel;
+ browser->title = block_hists_browser__title;
+ browser->min_pcnt = min_percent;
+ browser->env = env;
+ browser->annotation_opts = annotation_opts;
+
+ /* reset abort key so that it can get Ctrl-C as a key */
+ SLang_reset_tty();
+ SLang_init_tty(0, 0, 0);
+
+ memset(&action, 0, sizeof(action));
+
+ while (1) {
+ key = hist_browser__run(browser, "? - help", true, 0);
+
+ switch (key) {
+ case 'q':
+ goto out;
+ case '?':
+ ui_browser__help_window(&browser->b, help);
+ break;
+ case 'a':
+ case K_ENTER:
+ if (!browser->selection ||
+ !browser->selection->sym) {
+ continue;
+ }
+
+ action.ms.map = browser->selection->map;
+ action.ms.sym = browser->selection->sym;
+ do_annotate(browser, &action);
+ continue;
+ default:
+ break;
+ }
+ }
+
+out:
+ hist_browser__delete(browser);
+ return 0;
+}
diff --git a/tools/perf/ui/browsers/hists.h b/tools/perf/ui/browsers/hists.h
new file mode 100644
index 000000000..1e938d9ff
--- /dev/null
+++ b/tools/perf/ui/browsers/hists.h
@@ -0,0 +1,40 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _PERF_UI_BROWSER_HISTS_H_
+#define _PERF_UI_BROWSER_HISTS_H_ 1
+
+#include "ui/browser.h"
+
+struct annotation_options;
+struct evsel;
+
+struct hist_browser {
+ struct ui_browser b;
+ struct hists *hists;
+ struct hist_entry *he_selection;
+ struct map_symbol *selection;
+ struct hist_browser_timer *hbt;
+ struct pstack *pstack;
+ struct perf_env *env;
+ struct annotation_options *annotation_opts;
+ struct evsel *block_evsel;
+ int print_seq;
+ bool show_dso;
+ bool show_headers;
+ float min_pcnt;
+ u64 nr_non_filtered_entries;
+ u64 nr_hierarchy_entries;
+ u64 nr_callchain_rows;
+ bool c2c_filter;
+
+ /* Get title string. */
+ int (*title)(struct hist_browser *browser,
+ char *bf, size_t size);
+};
+
+struct hist_browser *hist_browser__new(struct hists *hists);
+void hist_browser__delete(struct hist_browser *browser);
+int hist_browser__run(struct hist_browser *browser, const char *help,
+ bool warn_lost_event, int key);
+void hist_browser__init(struct hist_browser *browser,
+ struct hists *hists);
+#endif /* _PERF_UI_BROWSER_HISTS_H_ */
diff --git a/tools/perf/ui/browsers/map.c b/tools/perf/ui/browsers/map.c
new file mode 100644
index 000000000..3d49b916c
--- /dev/null
+++ b/tools/perf/ui/browsers/map.c
@@ -0,0 +1,134 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <elf.h>
+#include <inttypes.h>
+#include <sys/ttydefaults.h>
+#include <stdlib.h>
+#include <string.h>
+#include <linux/bitops.h>
+#include "../../util/debug.h"
+#include "../../util/map.h"
+#include "../../util/dso.h"
+#include "../../util/symbol.h"
+#include "../browser.h"
+#include "../helpline.h"
+#include "../keysyms.h"
+#include "map.h"
+
+#include <linux/ctype.h>
+
+struct map_browser {
+ struct ui_browser b;
+ struct map *map;
+ u8 addrlen;
+};
+
+static void map_browser__write(struct ui_browser *browser, void *nd, int row)
+{
+ struct symbol *sym = rb_entry(nd, struct symbol, rb_node);
+ struct map_browser *mb = container_of(browser, struct map_browser, b);
+ bool current_entry = ui_browser__is_current_entry(browser, row);
+ int width;
+
+ ui_browser__set_percent_color(browser, 0, current_entry);
+ ui_browser__printf(browser, "%*" PRIx64 " %*" PRIx64 " %c ",
+ mb->addrlen, sym->start, mb->addrlen, sym->end,
+ sym->binding == STB_GLOBAL ? 'g' :
+ sym->binding == STB_LOCAL ? 'l' : 'w');
+ width = browser->width - ((mb->addrlen * 2) + 4);
+ if (width > 0)
+ ui_browser__write_nstring(browser, sym->name, width);
+}
+
+/* FIXME uber-kludgy, see comment on cmd_report... */
+static u32 *symbol__browser_index(struct symbol *browser)
+{
+ return ((void *)browser) - sizeof(struct rb_node) - sizeof(u32);
+}
+
+static int map_browser__search(struct map_browser *browser)
+{
+ char target[512];
+ struct symbol *sym;
+ int err = ui_browser__input_window("Search by name/addr",
+ "Prefix with 0x to search by address",
+ target, "ENTER: OK, ESC: Cancel", 0);
+ if (err != K_ENTER)
+ return -1;
+
+ if (target[0] == '0' && tolower(target[1]) == 'x') {
+ u64 addr = strtoull(target, NULL, 16);
+ sym = map__find_symbol(browser->map, addr);
+ } else
+ sym = map__find_symbol_by_name(browser->map, target);
+
+ if (sym != NULL) {
+ u32 *idx = symbol__browser_index(sym);
+
+ browser->b.top = &sym->rb_node;
+ browser->b.index = browser->b.top_idx = *idx;
+ } else
+ ui_helpline__fpush("%s not found!", target);
+
+ return 0;
+}
+
+static int map_browser__run(struct map_browser *browser)
+{
+ int key;
+
+ if (ui_browser__show(&browser->b, browser->map->dso->long_name,
+ "Press ESC to exit, %s / to search",
+ verbose > 0 ? "" : "restart with -v to use") < 0)
+ return -1;
+
+ while (1) {
+ key = ui_browser__run(&browser->b, 0);
+
+ switch (key) {
+ case '/':
+ if (verbose > 0)
+ map_browser__search(browser);
+ default:
+ break;
+ case K_LEFT:
+ case K_ESC:
+ case 'q':
+ case CTRL('c'):
+ goto out;
+ }
+ }
+out:
+ ui_browser__hide(&browser->b);
+ return key;
+}
+
+int map__browse(struct map *map)
+{
+ struct map_browser mb = {
+ .b = {
+ .entries = &map->dso->symbols,
+ .refresh = ui_browser__rb_tree_refresh,
+ .seek = ui_browser__rb_tree_seek,
+ .write = map_browser__write,
+ },
+ .map = map,
+ };
+ struct rb_node *nd;
+ char tmp[BITS_PER_LONG / 4];
+ u64 maxaddr = 0;
+
+ for (nd = rb_first(mb.b.entries); nd; nd = rb_next(nd)) {
+ struct symbol *pos = rb_entry(nd, struct symbol, rb_node);
+
+ if (maxaddr < pos->end)
+ maxaddr = pos->end;
+ if (verbose > 0) {
+ u32 *idx = symbol__browser_index(pos);
+ *idx = mb.b.nr_entries;
+ }
+ ++mb.b.nr_entries;
+ }
+
+ mb.addrlen = snprintf(tmp, sizeof(tmp), "%" PRIx64, maxaddr);
+ return map_browser__run(&mb);
+}
diff --git a/tools/perf/ui/browsers/map.h b/tools/perf/ui/browsers/map.h
new file mode 100644
index 000000000..0ed7dbb3a
--- /dev/null
+++ b/tools/perf/ui/browsers/map.h
@@ -0,0 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _PERF_UI_MAP_BROWSER_H_
+#define _PERF_UI_MAP_BROWSER_H_ 1
+struct map;
+
+int map__browse(struct map *map);
+#endif /* _PERF_UI_MAP_BROWSER_H_ */
diff --git a/tools/perf/ui/browsers/res_sample.c b/tools/perf/ui/browsers/res_sample.c
new file mode 100644
index 000000000..7cb2d6678
--- /dev/null
+++ b/tools/perf/ui/browsers/res_sample.c
@@ -0,0 +1,96 @@
+// SPDX-License-Identifier: GPL-2.0
+/* Display a menu with individual samples to browse with perf script */
+#include "hist.h"
+#include "evsel.h"
+#include "hists.h"
+#include "sort.h"
+#include "config.h"
+#include "time-utils.h"
+#include "../util.h"
+#include "../../util/util.h" // perf_exe()
+#include "../../perf.h"
+#include <stdlib.h>
+#include <string.h>
+#include <linux/time64.h>
+#include <linux/zalloc.h>
+
+static u64 context_len = 10 * NSEC_PER_MSEC;
+
+static int res_sample_config(const char *var, const char *value, void *data __maybe_unused)
+{
+ if (!strcmp(var, "samples.context"))
+ return perf_config_u64(&context_len, var, value);
+ return 0;
+}
+
+void res_sample_init(void)
+{
+ perf_config(res_sample_config, NULL);
+}
+
+int res_sample_browse(struct res_sample *res_samples, int num_res,
+ struct evsel *evsel, enum rstype rstype)
+{
+ char **names;
+ int i, n;
+ int choice;
+ char *cmd;
+ char pbuf[256], tidbuf[32], cpubuf[32];
+ const char *perf = perf_exe(pbuf, sizeof pbuf);
+ char trange[128], tsample[64];
+ struct res_sample *r;
+ char extra_format[256];
+
+ names = calloc(num_res, sizeof(char *));
+ if (!names)
+ return -1;
+ for (i = 0; i < num_res; i++) {
+ char tbuf[64];
+
+ timestamp__scnprintf_nsec(res_samples[i].time, tbuf, sizeof tbuf);
+ if (asprintf(&names[i], "%s: CPU %d tid %d", tbuf,
+ res_samples[i].cpu, res_samples[i].tid) < 0) {
+ while (--i >= 0)
+ zfree(&names[i]);
+ free(names);
+ return -1;
+ }
+ }
+ choice = ui__popup_menu(num_res, names, NULL);
+ for (i = 0; i < num_res; i++)
+ zfree(&names[i]);
+ free(names);
+
+ if (choice < 0 || choice >= num_res)
+ return -1;
+ r = &res_samples[choice];
+
+ n = timestamp__scnprintf_nsec(r->time - context_len, trange, sizeof trange);
+ trange[n++] = ',';
+ timestamp__scnprintf_nsec(r->time + context_len, trange + n, sizeof trange - n);
+
+ timestamp__scnprintf_nsec(r->time, tsample, sizeof tsample);
+
+ attr_to_script(extra_format, &evsel->core.attr);
+
+ if (asprintf(&cmd, "%s script %s%s --time %s %s%s %s%s --ns %s %s %s %s %s | less +/%s",
+ perf,
+ input_name ? "-i " : "",
+ input_name ? input_name : "",
+ trange,
+ r->cpu >= 0 ? "--cpu " : "",
+ r->cpu >= 0 ? (sprintf(cpubuf, "%d", r->cpu), cpubuf) : "",
+ r->tid ? "--tid " : "",
+ r->tid ? (sprintf(tidbuf, "%d", r->tid), tidbuf) : "",
+ extra_format,
+ rstype == A_ASM ? "-F +insn --xed" :
+ rstype == A_SOURCE ? "-F +srcline,+srccode" : "",
+ symbol_conf.inline_name ? "--inline" : "",
+ "--show-lost-events ",
+ r->tid ? "--show-switch-events --show-task-events " : "",
+ tsample) < 0)
+ return -1;
+ run_script(cmd);
+ free(cmd);
+ return 0;
+}
diff --git a/tools/perf/ui/browsers/scripts.c b/tools/perf/ui/browsers/scripts.c
new file mode 100644
index 000000000..47d2c7a8c
--- /dev/null
+++ b/tools/perf/ui/browsers/scripts.c
@@ -0,0 +1,193 @@
+// SPDX-License-Identifier: GPL-2.0
+#include "../../builtin.h"
+#include "../../perf.h"
+#include "../../util/util.h" // perf_exe()
+#include "../util.h"
+#include "../../util/hist.h"
+#include "../../util/debug.h"
+#include "../../util/symbol.h"
+#include "../browser.h"
+#include "../libslang.h"
+#include "config.h"
+#include <linux/string.h>
+#include <linux/zalloc.h>
+#include <stdlib.h>
+
+#define SCRIPT_NAMELEN 128
+#define SCRIPT_MAX_NO 64
+/*
+ * Usually the full path for a script is:
+ * /home/username/libexec/perf-core/scripts/python/xxx.py
+ * /home/username/libexec/perf-core/scripts/perl/xxx.pl
+ * So 256 should be long enough to contain the full path.
+ */
+#define SCRIPT_FULLPATH_LEN 256
+
+struct script_config {
+ const char **names;
+ char **paths;
+ int index;
+ const char *perf;
+ char extra_format[256];
+};
+
+void attr_to_script(char *extra_format, struct perf_event_attr *attr)
+{
+ extra_format[0] = 0;
+ if (attr->read_format & PERF_FORMAT_GROUP)
+ strcat(extra_format, " -F +metric");
+ if (attr->sample_type & PERF_SAMPLE_BRANCH_STACK)
+ strcat(extra_format, " -F +brstackinsn --xed");
+ if (attr->sample_type & PERF_SAMPLE_REGS_INTR)
+ strcat(extra_format, " -F +iregs");
+ if (attr->sample_type & PERF_SAMPLE_REGS_USER)
+ strcat(extra_format, " -F +uregs");
+ if (attr->sample_type & PERF_SAMPLE_PHYS_ADDR)
+ strcat(extra_format, " -F +phys_addr");
+}
+
+static int add_script_option(const char *name, const char *opt,
+ struct script_config *c)
+{
+ c->names[c->index] = name;
+ if (asprintf(&c->paths[c->index],
+ "%s script %s -F +metric %s %s",
+ c->perf, opt, symbol_conf.inline_name ? " --inline" : "",
+ c->extra_format) < 0)
+ return -1;
+ c->index++;
+ return 0;
+}
+
+static int scripts_config(const char *var, const char *value, void *data)
+{
+ struct script_config *c = data;
+
+ if (!strstarts(var, "scripts."))
+ return -1;
+ if (c->index >= SCRIPT_MAX_NO)
+ return -1;
+ c->names[c->index] = strdup(var + 7);
+ if (!c->names[c->index])
+ return -1;
+ if (asprintf(&c->paths[c->index], "%s %s", value,
+ c->extra_format) < 0)
+ return -1;
+ c->index++;
+ return 0;
+}
+
+/*
+ * When success, will copy the full path of the selected script
+ * into the buffer pointed by script_name, and return 0.
+ * Return -1 on failure.
+ */
+static int list_scripts(char *script_name, bool *custom,
+ struct evsel *evsel)
+{
+ char *buf, *paths[SCRIPT_MAX_NO], *names[SCRIPT_MAX_NO];
+ int i, num, choice;
+ int ret = 0;
+ int max_std, custom_perf;
+ char pbuf[256];
+ const char *perf = perf_exe(pbuf, sizeof pbuf);
+ struct script_config scriptc = {
+ .names = (const char **)names,
+ .paths = paths,
+ .perf = perf
+ };
+
+ script_name[0] = 0;
+
+ /* Preset the script name to SCRIPT_NAMELEN */
+ buf = malloc(SCRIPT_MAX_NO * (SCRIPT_NAMELEN + SCRIPT_FULLPATH_LEN));
+ if (!buf)
+ return -1;
+
+ if (evsel)
+ attr_to_script(scriptc.extra_format, &evsel->core.attr);
+ add_script_option("Show individual samples", "", &scriptc);
+ add_script_option("Show individual samples with assembler", "-F +insn --xed",
+ &scriptc);
+ add_script_option("Show individual samples with source", "-F +srcline,+srccode",
+ &scriptc);
+ perf_config(scripts_config, &scriptc);
+ custom_perf = scriptc.index;
+ add_script_option("Show samples with custom perf script arguments", "", &scriptc);
+ i = scriptc.index;
+ max_std = i;
+
+ for (; i < SCRIPT_MAX_NO; i++) {
+ names[i] = buf + (i - max_std) * (SCRIPT_NAMELEN + SCRIPT_FULLPATH_LEN);
+ paths[i] = names[i] + SCRIPT_NAMELEN;
+ }
+
+ num = find_scripts(names + max_std, paths + max_std, SCRIPT_MAX_NO - max_std,
+ SCRIPT_FULLPATH_LEN);
+ if (num < 0)
+ num = 0;
+ choice = ui__popup_menu(num + max_std, (char * const *)names, NULL);
+ if (choice < 0) {
+ ret = -1;
+ goto out;
+ }
+ if (choice == custom_perf) {
+ char script_args[50];
+ int key = ui_browser__input_window("perf script command",
+ "Enter perf script command line (without perf script prefix)",
+ script_args, "", 0);
+ if (key != K_ENTER) {
+ ret = -1;
+ goto out;
+ }
+ sprintf(script_name, "%s script %s", perf, script_args);
+ } else if (choice < num + max_std) {
+ strcpy(script_name, paths[choice]);
+ }
+ *custom = choice >= max_std;
+
+out:
+ free(buf);
+ for (i = 0; i < max_std; i++)
+ zfree(&paths[i]);
+ return ret;
+}
+
+void run_script(char *cmd)
+{
+ pr_debug("Running %s\n", cmd);
+ SLang_reset_tty();
+ if (system(cmd) < 0)
+ pr_warning("Cannot run %s\n", cmd);
+ /*
+ * SLang doesn't seem to reset the whole terminal, so be more
+ * forceful to get back to the original state.
+ */
+ printf("\033[c\033[H\033[J");
+ fflush(stdout);
+ SLang_init_tty(0, 0, 0);
+ SLsmg_refresh();
+}
+
+int script_browse(const char *script_opt, struct evsel *evsel)
+{
+ char *cmd, script_name[SCRIPT_FULLPATH_LEN];
+ bool custom = false;
+
+ memset(script_name, 0, SCRIPT_FULLPATH_LEN);
+ if (list_scripts(script_name, &custom, evsel))
+ return -1;
+
+ if (asprintf(&cmd, "%s%s %s %s%s 2>&1 | less",
+ custom ? "perf script -s " : "",
+ script_name,
+ script_opt ? script_opt : "",
+ input_name ? "-i " : "",
+ input_name ? input_name : "") < 0)
+ return -1;
+
+ run_script(cmd);
+ free(cmd);
+
+ return 0;
+}
diff --git a/tools/perf/ui/gtk/Build b/tools/perf/ui/gtk/Build
new file mode 100644
index 000000000..eef708c50
--- /dev/null
+++ b/tools/perf/ui/gtk/Build
@@ -0,0 +1,14 @@
+CFLAGS_gtk += -fPIC $(GTK_CFLAGS) -Wno-deprecated-declarations
+
+gtk-y += browser.o
+gtk-y += hists.o
+gtk-y += setup.o
+gtk-y += util.o
+gtk-y += helpline.o
+gtk-y += progress.o
+gtk-y += annotate.o
+gtk-y += zalloc.o
+
+$(OUTPUT)ui/gtk/zalloc.o: ../lib/zalloc.c FORCE
+ $(call rule_mkdir)
+ $(call if_changed_dep,cc_o_c)
diff --git a/tools/perf/ui/gtk/annotate.c b/tools/perf/ui/gtk/annotate.c
new file mode 100644
index 000000000..0a50e962f
--- /dev/null
+++ b/tools/perf/ui/gtk/annotate.c
@@ -0,0 +1,266 @@
+// SPDX-License-Identifier: GPL-2.0
+#include "gtk.h"
+#include "util/sort.h"
+#include "util/debug.h"
+#include "util/annotate.h"
+#include "util/evsel.h"
+#include "util/map.h"
+#include "util/dso.h"
+#include "util/symbol.h"
+#include "ui/helpline.h"
+#include <inttypes.h>
+#include <signal.h>
+
+enum {
+ ANN_COL__PERCENT,
+ ANN_COL__OFFSET,
+ ANN_COL__LINE,
+
+ MAX_ANN_COLS
+};
+
+static const char *const col_names[] = {
+ "Overhead",
+ "Offset",
+ "Line"
+};
+
+static int perf_gtk__get_percent(char *buf, size_t size, struct symbol *sym,
+ struct disasm_line *dl, int evidx)
+{
+ struct sym_hist *symhist;
+ double percent = 0.0;
+ const char *markup;
+ int ret = 0;
+
+ strcpy(buf, "");
+
+ if (dl->al.offset == (s64) -1)
+ return 0;
+
+ symhist = annotation__histogram(symbol__annotation(sym), evidx);
+ if (!symbol_conf.event_group && !symhist->addr[dl->al.offset].nr_samples)
+ return 0;
+
+ percent = 100.0 * symhist->addr[dl->al.offset].nr_samples / symhist->nr_samples;
+
+ markup = perf_gtk__get_percent_color(percent);
+ if (markup)
+ ret += scnprintf(buf, size, "%s", markup);
+ ret += scnprintf(buf + ret, size - ret, "%6.2f%%", percent);
+ if (markup)
+ ret += scnprintf(buf + ret, size - ret, "</span>");
+
+ return ret;
+}
+
+static int perf_gtk__get_offset(char *buf, size_t size, struct map_symbol *ms,
+ struct disasm_line *dl)
+{
+ u64 start = map__rip_2objdump(ms->map, ms->sym->start);
+
+ strcpy(buf, "");
+
+ if (dl->al.offset == (s64) -1)
+ return 0;
+
+ return scnprintf(buf, size, "%"PRIx64, start + dl->al.offset);
+}
+
+static int perf_gtk__get_line(char *buf, size_t size, struct disasm_line *dl)
+{
+ int ret = 0;
+ char *line = g_markup_escape_text(dl->al.line, -1);
+ const char *markup = "<span fgcolor='gray'>";
+
+ strcpy(buf, "");
+
+ if (!line)
+ return 0;
+
+ if (dl->al.offset != (s64) -1)
+ markup = NULL;
+
+ if (markup)
+ ret += scnprintf(buf, size, "%s", markup);
+ ret += scnprintf(buf + ret, size - ret, "%s", line);
+ if (markup)
+ ret += scnprintf(buf + ret, size - ret, "</span>");
+
+ g_free(line);
+ return ret;
+}
+
+static int perf_gtk__annotate_symbol(GtkWidget *window, struct map_symbol *ms,
+ struct evsel *evsel,
+ struct hist_browser_timer *hbt __maybe_unused)
+{
+ struct symbol *sym = ms->sym;
+ struct disasm_line *pos, *n;
+ struct annotation *notes;
+ GType col_types[MAX_ANN_COLS];
+ GtkCellRenderer *renderer;
+ GtkListStore *store;
+ GtkWidget *view;
+ int i;
+ char s[512];
+
+ notes = symbol__annotation(sym);
+
+ for (i = 0; i < MAX_ANN_COLS; i++) {
+ col_types[i] = G_TYPE_STRING;
+ }
+ store = gtk_list_store_newv(MAX_ANN_COLS, col_types);
+
+ view = gtk_tree_view_new();
+ renderer = gtk_cell_renderer_text_new();
+
+ for (i = 0; i < MAX_ANN_COLS; i++) {
+ gtk_tree_view_insert_column_with_attributes(GTK_TREE_VIEW(view),
+ -1, col_names[i], renderer, "markup",
+ i, NULL);
+ }
+
+ gtk_tree_view_set_model(GTK_TREE_VIEW(view), GTK_TREE_MODEL(store));
+ g_object_unref(GTK_TREE_MODEL(store));
+
+ list_for_each_entry(pos, &notes->src->source, al.node) {
+ GtkTreeIter iter;
+ int ret = 0;
+
+ gtk_list_store_append(store, &iter);
+
+ if (evsel__is_group_event(evsel)) {
+ for (i = 0; i < evsel->core.nr_members; i++) {
+ ret += perf_gtk__get_percent(s + ret,
+ sizeof(s) - ret,
+ sym, pos,
+ evsel->core.idx + i);
+ ret += scnprintf(s + ret, sizeof(s) - ret, " ");
+ }
+ } else {
+ ret = perf_gtk__get_percent(s, sizeof(s), sym, pos,
+ evsel->core.idx);
+ }
+
+ if (ret)
+ gtk_list_store_set(store, &iter, ANN_COL__PERCENT, s, -1);
+ if (perf_gtk__get_offset(s, sizeof(s), ms, pos))
+ gtk_list_store_set(store, &iter, ANN_COL__OFFSET, s, -1);
+ if (perf_gtk__get_line(s, sizeof(s), pos))
+ gtk_list_store_set(store, &iter, ANN_COL__LINE, s, -1);
+ }
+
+ gtk_container_add(GTK_CONTAINER(window), view);
+
+ list_for_each_entry_safe(pos, n, &notes->src->source, al.node) {
+ list_del_init(&pos->al.node);
+ disasm_line__free(pos);
+ }
+
+ return 0;
+}
+
+static int symbol__gtk_annotate(struct map_symbol *ms, struct evsel *evsel,
+ struct hist_browser_timer *hbt)
+{
+ struct symbol *sym = ms->sym;
+ GtkWidget *window;
+ GtkWidget *notebook;
+ GtkWidget *scrolled_window;
+ GtkWidget *tab_label;
+ int err;
+
+ if (ms->map->dso->annotate_warned)
+ return -1;
+
+ err = symbol__annotate(ms, evsel, &annotation__default_options, NULL);
+ if (err) {
+ char msg[BUFSIZ];
+ ms->map->dso->annotate_warned = true;
+ symbol__strerror_disassemble(ms, err, msg, sizeof(msg));
+ ui__error("Couldn't annotate %s: %s\n", sym->name, msg);
+ return -1;
+ }
+
+ symbol__calc_percent(sym, evsel);
+
+ if (perf_gtk__is_active_context(pgctx)) {
+ window = pgctx->main_window;
+ notebook = pgctx->notebook;
+ } else {
+ GtkWidget *vbox;
+ GtkWidget *infobar;
+ GtkWidget *statbar;
+
+ signal(SIGSEGV, perf_gtk__signal);
+ signal(SIGFPE, perf_gtk__signal);
+ signal(SIGINT, perf_gtk__signal);
+ signal(SIGQUIT, perf_gtk__signal);
+ signal(SIGTERM, perf_gtk__signal);
+
+ window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
+ gtk_window_set_title(GTK_WINDOW(window), "perf annotate");
+
+ g_signal_connect(window, "delete_event", gtk_main_quit, NULL);
+
+ pgctx = perf_gtk__activate_context(window);
+ if (!pgctx)
+ return -1;
+
+ vbox = gtk_vbox_new(FALSE, 0);
+ notebook = gtk_notebook_new();
+ pgctx->notebook = notebook;
+
+ gtk_box_pack_start(GTK_BOX(vbox), notebook, TRUE, TRUE, 0);
+
+ infobar = perf_gtk__setup_info_bar();
+ if (infobar) {
+ gtk_box_pack_start(GTK_BOX(vbox), infobar,
+ FALSE, FALSE, 0);
+ }
+
+ statbar = perf_gtk__setup_statusbar();
+ gtk_box_pack_start(GTK_BOX(vbox), statbar, FALSE, FALSE, 0);
+
+ gtk_container_add(GTK_CONTAINER(window), vbox);
+ }
+
+ scrolled_window = gtk_scrolled_window_new(NULL, NULL);
+ tab_label = gtk_label_new(sym->name);
+
+ gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled_window),
+ GTK_POLICY_AUTOMATIC,
+ GTK_POLICY_AUTOMATIC);
+
+ gtk_notebook_append_page(GTK_NOTEBOOK(notebook), scrolled_window,
+ tab_label);
+
+ perf_gtk__annotate_symbol(scrolled_window, ms, evsel, hbt);
+ return 0;
+}
+
+int hist_entry__gtk_annotate(struct hist_entry *he,
+ struct evsel *evsel,
+ struct hist_browser_timer *hbt)
+{
+ return symbol__gtk_annotate(&he->ms, evsel, hbt);
+}
+
+void perf_gtk__show_annotations(void)
+{
+ GtkWidget *window;
+
+ if (!perf_gtk__is_active_context(pgctx))
+ return;
+
+ window = pgctx->main_window;
+ gtk_widget_show_all(window);
+
+ perf_gtk__resize_window(window);
+ gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
+
+ gtk_main();
+
+ perf_gtk__deactivate_context(&pgctx);
+}
diff --git a/tools/perf/ui/gtk/browser.c b/tools/perf/ui/gtk/browser.c
new file mode 100644
index 000000000..8f3e43d14
--- /dev/null
+++ b/tools/perf/ui/gtk/browser.c
@@ -0,0 +1,86 @@
+// SPDX-License-Identifier: GPL-2.0
+#include "../evsel.h"
+#include "../sort.h"
+#include "../hist.h"
+#include "../helpline.h"
+#include "gtk.h"
+
+#include <signal.h>
+
+void perf_gtk__signal(int sig)
+{
+ perf_gtk__exit(false);
+ psignal(sig, "perf");
+}
+
+void perf_gtk__resize_window(GtkWidget *window)
+{
+ GdkRectangle rect;
+ GdkScreen *screen;
+ int monitor;
+ int height;
+ int width;
+
+ screen = gtk_widget_get_screen(window);
+
+ monitor = gdk_screen_get_monitor_at_window(screen, window->window);
+
+ gdk_screen_get_monitor_geometry(screen, monitor, &rect);
+
+ width = rect.width * 3 / 4;
+ height = rect.height * 3 / 4;
+
+ gtk_window_resize(GTK_WINDOW(window), width, height);
+}
+
+const char *perf_gtk__get_percent_color(double percent)
+{
+ if (percent >= MIN_RED)
+ return "<span fgcolor='red'>";
+ if (percent >= MIN_GREEN)
+ return "<span fgcolor='dark green'>";
+ return NULL;
+}
+
+#ifdef HAVE_GTK_INFO_BAR_SUPPORT
+GtkWidget *perf_gtk__setup_info_bar(void)
+{
+ GtkWidget *info_bar;
+ GtkWidget *label;
+ GtkWidget *content_area;
+
+ info_bar = gtk_info_bar_new();
+ gtk_widget_set_no_show_all(info_bar, TRUE);
+
+ label = gtk_label_new("");
+ gtk_widget_show(label);
+
+ content_area = gtk_info_bar_get_content_area(GTK_INFO_BAR(info_bar));
+ gtk_container_add(GTK_CONTAINER(content_area), label);
+
+ gtk_info_bar_add_button(GTK_INFO_BAR(info_bar), GTK_STOCK_OK,
+ GTK_RESPONSE_OK);
+ g_signal_connect(info_bar, "response",
+ G_CALLBACK(gtk_widget_hide), NULL);
+
+ pgctx->info_bar = info_bar;
+ pgctx->message_label = label;
+
+ return info_bar;
+}
+#endif
+
+GtkWidget *perf_gtk__setup_statusbar(void)
+{
+ GtkWidget *stbar;
+ unsigned ctxid;
+
+ stbar = gtk_statusbar_new();
+
+ ctxid = gtk_statusbar_get_context_id(GTK_STATUSBAR(stbar),
+ "perf report");
+ pgctx->statbar = stbar;
+ pgctx->statbar_ctx_id = ctxid;
+
+ return stbar;
+}
diff --git a/tools/perf/ui/gtk/gtk.h b/tools/perf/ui/gtk/gtk.h
new file mode 100644
index 000000000..a2b497f03
--- /dev/null
+++ b/tools/perf/ui/gtk/gtk.h
@@ -0,0 +1,67 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _PERF_GTK_H_
+#define _PERF_GTK_H_ 1
+
+#include <stdbool.h>
+
+#pragma GCC diagnostic ignored "-Wstrict-prototypes"
+#include <gtk/gtk.h>
+#pragma GCC diagnostic error "-Wstrict-prototypes"
+
+
+struct perf_gtk_context {
+ GtkWidget *main_window;
+ GtkWidget *notebook;
+
+#ifdef HAVE_GTK_INFO_BAR_SUPPORT
+ GtkWidget *info_bar;
+ GtkWidget *message_label;
+#endif
+ GtkWidget *statbar;
+ guint statbar_ctx_id;
+};
+
+int perf_gtk__init(void);
+void perf_gtk__exit(bool wait_for_ok);
+
+extern struct perf_gtk_context *pgctx;
+
+static inline bool perf_gtk__is_active_context(struct perf_gtk_context *ctx)
+{
+ return ctx && ctx->main_window;
+}
+
+struct perf_gtk_context *perf_gtk__activate_context(GtkWidget *window);
+int perf_gtk__deactivate_context(struct perf_gtk_context **ctx);
+
+void perf_gtk__init_helpline(void);
+void gtk_ui_progress__init(void);
+void perf_gtk__init_hpp(void);
+
+void perf_gtk__signal(int sig);
+void perf_gtk__resize_window(GtkWidget *window);
+const char *perf_gtk__get_percent_color(double percent);
+GtkWidget *perf_gtk__setup_statusbar(void);
+
+#ifdef HAVE_GTK_INFO_BAR_SUPPORT
+GtkWidget *perf_gtk__setup_info_bar(void);
+#else
+static inline GtkWidget *perf_gtk__setup_info_bar(void)
+{
+ return NULL;
+}
+#endif
+
+struct evsel;
+struct evlist;
+struct hist_entry;
+struct hist_browser_timer;
+
+int evlist__gtk_browse_hists(struct evlist *evlist, const char *help,
+ struct hist_browser_timer *hbt, float min_pcnt);
+int hist_entry__gtk_annotate(struct hist_entry *he,
+ struct evsel *evsel,
+ struct hist_browser_timer *hbt);
+void perf_gtk__show_annotations(void);
+
+#endif /* _PERF_GTK_H_ */
diff --git a/tools/perf/ui/gtk/helpline.c b/tools/perf/ui/gtk/helpline.c
new file mode 100644
index 000000000..e40a006ae
--- /dev/null
+++ b/tools/perf/ui/gtk/helpline.c
@@ -0,0 +1,58 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <stdio.h>
+#include <string.h>
+#include <linux/kernel.h>
+
+#include "gtk.h"
+#include "../ui.h"
+#include "../helpline.h"
+
+static void gtk_helpline_pop(void)
+{
+ if (!perf_gtk__is_active_context(pgctx))
+ return;
+
+ gtk_statusbar_pop(GTK_STATUSBAR(pgctx->statbar),
+ pgctx->statbar_ctx_id);
+}
+
+static void gtk_helpline_push(const char *msg)
+{
+ if (!perf_gtk__is_active_context(pgctx))
+ return;
+
+ gtk_statusbar_push(GTK_STATUSBAR(pgctx->statbar),
+ pgctx->statbar_ctx_id, msg);
+}
+
+static int gtk_helpline_show(const char *fmt, va_list ap)
+{
+ int ret;
+ char *ptr;
+ static int backlog;
+
+ ret = vscnprintf(ui_helpline__current + backlog,
+ sizeof(ui_helpline__current) - backlog, fmt, ap);
+ backlog += ret;
+
+ /* only first line can be displayed */
+ ptr = strchr(ui_helpline__current, '\n');
+ if (ptr && (ptr - ui_helpline__current) <= backlog) {
+ *ptr = '\0';
+ ui_helpline__puts(ui_helpline__current);
+ backlog = 0;
+ }
+
+ return ret;
+}
+
+static struct ui_helpline gtk_helpline_fns = {
+ .pop = gtk_helpline_pop,
+ .push = gtk_helpline_push,
+ .show = gtk_helpline_show,
+};
+
+void perf_gtk__init_helpline(void)
+{
+ helpline_fns = &gtk_helpline_fns;
+}
diff --git a/tools/perf/ui/gtk/hists.c b/tools/perf/ui/gtk/hists.c
new file mode 100644
index 000000000..c83be2d57
--- /dev/null
+++ b/tools/perf/ui/gtk/hists.c
@@ -0,0 +1,681 @@
+// SPDX-License-Identifier: GPL-2.0
+#include "../evlist.h"
+#include "../callchain.h"
+#include "../evsel.h"
+#include "../sort.h"
+#include "../hist.h"
+#include "../helpline.h"
+#include "../string2.h"
+#include "gtk.h"
+#include <signal.h>
+#include <stdlib.h>
+#include <linux/string.h>
+
+#define MAX_COLUMNS 32
+
+static int __percent_color_snprintf(struct perf_hpp *hpp, const char *fmt, ...)
+{
+ int ret = 0;
+ int len;
+ va_list args;
+ double percent;
+ const char *markup;
+ char *buf = hpp->buf;
+ size_t size = hpp->size;
+
+ va_start(args, fmt);
+ len = va_arg(args, int);
+ percent = va_arg(args, double);
+ va_end(args);
+
+ markup = perf_gtk__get_percent_color(percent);
+ if (markup)
+ ret += scnprintf(buf, size, markup);
+
+ ret += scnprintf(buf + ret, size - ret, fmt, len, percent);
+
+ if (markup)
+ ret += scnprintf(buf + ret, size - ret, "</span>");
+
+ return ret;
+}
+
+#define __HPP_COLOR_PERCENT_FN(_type, _field) \
+static u64 he_get_##_field(struct hist_entry *he) \
+{ \
+ return he->stat._field; \
+} \
+ \
+static int perf_gtk__hpp_color_##_type(struct perf_hpp_fmt *fmt, \
+ struct perf_hpp *hpp, \
+ struct hist_entry *he) \
+{ \
+ return hpp__fmt(fmt, hpp, he, he_get_##_field, " %*.2f%%", \
+ __percent_color_snprintf, true); \
+}
+
+#define __HPP_COLOR_ACC_PERCENT_FN(_type, _field) \
+static u64 he_get_acc_##_field(struct hist_entry *he) \
+{ \
+ return he->stat_acc->_field; \
+} \
+ \
+static int perf_gtk__hpp_color_##_type(struct perf_hpp_fmt *fmt, \
+ struct perf_hpp *hpp, \
+ struct hist_entry *he) \
+{ \
+ return hpp__fmt_acc(fmt, hpp, he, he_get_acc_##_field, " %*.2f%%", \
+ __percent_color_snprintf, true); \
+}
+
+__HPP_COLOR_PERCENT_FN(overhead, period)
+__HPP_COLOR_PERCENT_FN(overhead_sys, period_sys)
+__HPP_COLOR_PERCENT_FN(overhead_us, period_us)
+__HPP_COLOR_PERCENT_FN(overhead_guest_sys, period_guest_sys)
+__HPP_COLOR_PERCENT_FN(overhead_guest_us, period_guest_us)
+__HPP_COLOR_ACC_PERCENT_FN(overhead_acc, period)
+
+#undef __HPP_COLOR_PERCENT_FN
+
+
+void perf_gtk__init_hpp(void)
+{
+ perf_hpp__format[PERF_HPP__OVERHEAD].color =
+ perf_gtk__hpp_color_overhead;
+ perf_hpp__format[PERF_HPP__OVERHEAD_SYS].color =
+ perf_gtk__hpp_color_overhead_sys;
+ perf_hpp__format[PERF_HPP__OVERHEAD_US].color =
+ perf_gtk__hpp_color_overhead_us;
+ perf_hpp__format[PERF_HPP__OVERHEAD_GUEST_SYS].color =
+ perf_gtk__hpp_color_overhead_guest_sys;
+ perf_hpp__format[PERF_HPP__OVERHEAD_GUEST_US].color =
+ perf_gtk__hpp_color_overhead_guest_us;
+ perf_hpp__format[PERF_HPP__OVERHEAD_ACC].color =
+ perf_gtk__hpp_color_overhead_acc;
+}
+
+static void perf_gtk__add_callchain_flat(struct rb_root *root, GtkTreeStore *store,
+ GtkTreeIter *parent, int col, u64 total)
+{
+ struct rb_node *nd;
+ bool has_single_node = (rb_first(root) == rb_last(root));
+
+ for (nd = rb_first(root); nd; nd = rb_next(nd)) {
+ struct callchain_node *node;
+ struct callchain_list *chain;
+ GtkTreeIter iter, new_parent;
+ bool need_new_parent;
+
+ node = rb_entry(nd, struct callchain_node, rb_node);
+
+ new_parent = *parent;
+ need_new_parent = !has_single_node;
+
+ callchain_node__make_parent_list(node);
+
+ list_for_each_entry(chain, &node->parent_val, list) {
+ char buf[128];
+
+ gtk_tree_store_append(store, &iter, &new_parent);
+
+ callchain_node__scnprintf_value(node, buf, sizeof(buf), total);
+ gtk_tree_store_set(store, &iter, 0, buf, -1);
+
+ callchain_list__sym_name(chain, buf, sizeof(buf), false);
+ gtk_tree_store_set(store, &iter, col, buf, -1);
+
+ if (need_new_parent) {
+ /*
+ * Only show the top-most symbol in a callchain
+ * if it's not the only callchain.
+ */
+ new_parent = iter;
+ need_new_parent = false;
+ }
+ }
+
+ list_for_each_entry(chain, &node->val, list) {
+ char buf[128];
+
+ gtk_tree_store_append(store, &iter, &new_parent);
+
+ callchain_node__scnprintf_value(node, buf, sizeof(buf), total);
+ gtk_tree_store_set(store, &iter, 0, buf, -1);
+
+ callchain_list__sym_name(chain, buf, sizeof(buf), false);
+ gtk_tree_store_set(store, &iter, col, buf, -1);
+
+ if (need_new_parent) {
+ /*
+ * Only show the top-most symbol in a callchain
+ * if it's not the only callchain.
+ */
+ new_parent = iter;
+ need_new_parent = false;
+ }
+ }
+ }
+}
+
+static void perf_gtk__add_callchain_folded(struct rb_root *root, GtkTreeStore *store,
+ GtkTreeIter *parent, int col, u64 total)
+{
+ struct rb_node *nd;
+
+ for (nd = rb_first(root); nd; nd = rb_next(nd)) {
+ struct callchain_node *node;
+ struct callchain_list *chain;
+ GtkTreeIter iter;
+ char buf[64];
+ char *str, *str_alloc = NULL;
+ bool first = true;
+
+ node = rb_entry(nd, struct callchain_node, rb_node);
+
+ callchain_node__make_parent_list(node);
+
+ list_for_each_entry(chain, &node->parent_val, list) {
+ char name[1024];
+
+ callchain_list__sym_name(chain, name, sizeof(name), false);
+
+ if (asprintf(&str, "%s%s%s",
+ first ? "" : str_alloc,
+ first ? "" : symbol_conf.field_sep ?: "; ",
+ name) < 0)
+ return;
+
+ first = false;
+ free(str_alloc);
+ str_alloc = str;
+ }
+
+ list_for_each_entry(chain, &node->val, list) {
+ char name[1024];
+
+ callchain_list__sym_name(chain, name, sizeof(name), false);
+
+ if (asprintf(&str, "%s%s%s",
+ first ? "" : str_alloc,
+ first ? "" : symbol_conf.field_sep ?: "; ",
+ name) < 0)
+ return;
+
+ first = false;
+ free(str_alloc);
+ str_alloc = str;
+ }
+
+ gtk_tree_store_append(store, &iter, parent);
+
+ callchain_node__scnprintf_value(node, buf, sizeof(buf), total);
+ gtk_tree_store_set(store, &iter, 0, buf, -1);
+
+ gtk_tree_store_set(store, &iter, col, str, -1);
+
+ free(str_alloc);
+ }
+}
+
+static void perf_gtk__add_callchain_graph(struct rb_root *root, GtkTreeStore *store,
+ GtkTreeIter *parent, int col, u64 total)
+{
+ struct rb_node *nd;
+ bool has_single_node = (rb_first(root) == rb_last(root));
+
+ for (nd = rb_first(root); nd; nd = rb_next(nd)) {
+ struct callchain_node *node;
+ struct callchain_list *chain;
+ GtkTreeIter iter, new_parent;
+ bool need_new_parent;
+ u64 child_total;
+
+ node = rb_entry(nd, struct callchain_node, rb_node);
+
+ new_parent = *parent;
+ need_new_parent = !has_single_node && (node->val_nr > 1);
+
+ list_for_each_entry(chain, &node->val, list) {
+ char buf[128];
+
+ gtk_tree_store_append(store, &iter, &new_parent);
+
+ callchain_node__scnprintf_value(node, buf, sizeof(buf), total);
+ gtk_tree_store_set(store, &iter, 0, buf, -1);
+
+ callchain_list__sym_name(chain, buf, sizeof(buf), false);
+ gtk_tree_store_set(store, &iter, col, buf, -1);
+
+ if (need_new_parent) {
+ /*
+ * Only show the top-most symbol in a callchain
+ * if it's not the only callchain.
+ */
+ new_parent = iter;
+ need_new_parent = false;
+ }
+ }
+
+ if (callchain_param.mode == CHAIN_GRAPH_REL)
+ child_total = node->children_hit;
+ else
+ child_total = total;
+
+ /* Now 'iter' contains info of the last callchain_list */
+ perf_gtk__add_callchain_graph(&node->rb_root, store, &iter, col,
+ child_total);
+ }
+}
+
+static void perf_gtk__add_callchain(struct rb_root *root, GtkTreeStore *store,
+ GtkTreeIter *parent, int col, u64 total)
+{
+ if (callchain_param.mode == CHAIN_FLAT)
+ perf_gtk__add_callchain_flat(root, store, parent, col, total);
+ else if (callchain_param.mode == CHAIN_FOLDED)
+ perf_gtk__add_callchain_folded(root, store, parent, col, total);
+ else
+ perf_gtk__add_callchain_graph(root, store, parent, col, total);
+}
+
+static void on_row_activated(GtkTreeView *view, GtkTreePath *path,
+ GtkTreeViewColumn *col __maybe_unused,
+ gpointer user_data __maybe_unused)
+{
+ bool expanded = gtk_tree_view_row_expanded(view, path);
+
+ if (expanded)
+ gtk_tree_view_collapse_row(view, path);
+ else
+ gtk_tree_view_expand_row(view, path, FALSE);
+}
+
+static void perf_gtk__show_hists(GtkWidget *window, struct hists *hists,
+ float min_pcnt)
+{
+ struct perf_hpp_fmt *fmt;
+ GType col_types[MAX_COLUMNS];
+ GtkCellRenderer *renderer;
+ GtkTreeStore *store;
+ struct rb_node *nd;
+ GtkWidget *view;
+ int col_idx;
+ int sym_col = -1;
+ int nr_cols;
+ char s[512];
+
+ struct perf_hpp hpp = {
+ .buf = s,
+ .size = sizeof(s),
+ };
+
+ nr_cols = 0;
+
+ hists__for_each_format(hists, fmt)
+ col_types[nr_cols++] = G_TYPE_STRING;
+
+ store = gtk_tree_store_newv(nr_cols, col_types);
+
+ view = gtk_tree_view_new();
+
+ renderer = gtk_cell_renderer_text_new();
+
+ col_idx = 0;
+
+ hists__for_each_format(hists, fmt) {
+ if (perf_hpp__should_skip(fmt, hists))
+ continue;
+
+ /*
+ * XXX no way to determine where symcol column is..
+ * Just use last column for now.
+ */
+ if (perf_hpp__is_sort_entry(fmt))
+ sym_col = col_idx;
+
+ gtk_tree_view_insert_column_with_attributes(GTK_TREE_VIEW(view),
+ -1, fmt->name,
+ renderer, "markup",
+ col_idx++, NULL);
+ }
+
+ for (col_idx = 0; col_idx < nr_cols; col_idx++) {
+ GtkTreeViewColumn *column;
+
+ column = gtk_tree_view_get_column(GTK_TREE_VIEW(view), col_idx);
+ gtk_tree_view_column_set_resizable(column, TRUE);
+
+ if (col_idx == sym_col) {
+ gtk_tree_view_set_expander_column(GTK_TREE_VIEW(view),
+ column);
+ }
+ }
+
+ gtk_tree_view_set_model(GTK_TREE_VIEW(view), GTK_TREE_MODEL(store));
+
+ g_object_unref(GTK_TREE_MODEL(store));
+
+ for (nd = rb_first_cached(&hists->entries); nd; nd = rb_next(nd)) {
+ struct hist_entry *h = rb_entry(nd, struct hist_entry, rb_node);
+ GtkTreeIter iter;
+ u64 total = hists__total_period(h->hists);
+ float percent;
+
+ if (h->filtered)
+ continue;
+
+ percent = hist_entry__get_percent_limit(h);
+ if (percent < min_pcnt)
+ continue;
+
+ gtk_tree_store_append(store, &iter, NULL);
+
+ col_idx = 0;
+
+ hists__for_each_format(hists, fmt) {
+ if (perf_hpp__should_skip(fmt, h->hists))
+ continue;
+
+ if (fmt->color)
+ fmt->color(fmt, &hpp, h);
+ else
+ fmt->entry(fmt, &hpp, h);
+
+ gtk_tree_store_set(store, &iter, col_idx++, s, -1);
+ }
+
+ if (hist_entry__has_callchains(h) &&
+ symbol_conf.use_callchain && hists__has(hists, sym)) {
+ if (callchain_param.mode == CHAIN_GRAPH_REL)
+ total = symbol_conf.cumulate_callchain ?
+ h->stat_acc->period : h->stat.period;
+
+ perf_gtk__add_callchain(&h->sorted_chain, store, &iter,
+ sym_col, total);
+ }
+ }
+
+ gtk_tree_view_set_rules_hint(GTK_TREE_VIEW(view), TRUE);
+
+ g_signal_connect(view, "row-activated",
+ G_CALLBACK(on_row_activated), NULL);
+ gtk_container_add(GTK_CONTAINER(window), view);
+}
+
+static void perf_gtk__add_hierarchy_entries(struct hists *hists,
+ struct rb_root_cached *root,
+ GtkTreeStore *store,
+ GtkTreeIter *parent,
+ struct perf_hpp *hpp,
+ float min_pcnt)
+{
+ int col_idx = 0;
+ struct rb_node *node;
+ struct hist_entry *he;
+ struct perf_hpp_fmt *fmt;
+ struct perf_hpp_list_node *fmt_node;
+ u64 total = hists__total_period(hists);
+ int size;
+
+ for (node = rb_first_cached(root); node; node = rb_next(node)) {
+ GtkTreeIter iter;
+ float percent;
+ char *bf;
+
+ he = rb_entry(node, struct hist_entry, rb_node);
+ if (he->filtered)
+ continue;
+
+ percent = hist_entry__get_percent_limit(he);
+ if (percent < min_pcnt)
+ continue;
+
+ gtk_tree_store_append(store, &iter, parent);
+
+ col_idx = 0;
+
+ /* the first hpp_list_node is for overhead columns */
+ fmt_node = list_first_entry(&hists->hpp_formats,
+ struct perf_hpp_list_node, list);
+ perf_hpp_list__for_each_format(&fmt_node->hpp, fmt) {
+ if (fmt->color)
+ fmt->color(fmt, hpp, he);
+ else
+ fmt->entry(fmt, hpp, he);
+
+ gtk_tree_store_set(store, &iter, col_idx++, hpp->buf, -1);
+ }
+
+ bf = hpp->buf;
+ size = hpp->size;
+ perf_hpp_list__for_each_format(he->hpp_list, fmt) {
+ int ret;
+
+ if (fmt->color)
+ ret = fmt->color(fmt, hpp, he);
+ else
+ ret = fmt->entry(fmt, hpp, he);
+
+ snprintf(hpp->buf + ret, hpp->size - ret, " ");
+ advance_hpp(hpp, ret + 2);
+ }
+
+ gtk_tree_store_set(store, &iter, col_idx, strim(bf), -1);
+
+ if (!he->leaf) {
+ hpp->buf = bf;
+ hpp->size = size;
+
+ perf_gtk__add_hierarchy_entries(hists, &he->hroot_out,
+ store, &iter, hpp,
+ min_pcnt);
+
+ if (!hist_entry__has_hierarchy_children(he, min_pcnt)) {
+ char buf[32];
+ GtkTreeIter child;
+
+ snprintf(buf, sizeof(buf), "no entry >= %.2f%%",
+ min_pcnt);
+
+ gtk_tree_store_append(store, &child, &iter);
+ gtk_tree_store_set(store, &child, col_idx, buf, -1);
+ }
+ }
+
+ if (he->leaf && hist_entry__has_callchains(he) && symbol_conf.use_callchain) {
+ if (callchain_param.mode == CHAIN_GRAPH_REL)
+ total = symbol_conf.cumulate_callchain ?
+ he->stat_acc->period : he->stat.period;
+
+ perf_gtk__add_callchain(&he->sorted_chain, store, &iter,
+ col_idx, total);
+ }
+ }
+
+}
+
+static void perf_gtk__show_hierarchy(GtkWidget *window, struct hists *hists,
+ float min_pcnt)
+{
+ struct perf_hpp_fmt *fmt;
+ struct perf_hpp_list_node *fmt_node;
+ GType col_types[MAX_COLUMNS];
+ GtkCellRenderer *renderer;
+ GtkTreeStore *store;
+ GtkWidget *view;
+ int col_idx;
+ int nr_cols = 0;
+ char s[512];
+ char buf[512];
+ bool first_node, first_col;
+ struct perf_hpp hpp = {
+ .buf = s,
+ .size = sizeof(s),
+ };
+
+ hists__for_each_format(hists, fmt) {
+ if (perf_hpp__is_sort_entry(fmt) ||
+ perf_hpp__is_dynamic_entry(fmt))
+ break;
+
+ col_types[nr_cols++] = G_TYPE_STRING;
+ }
+ col_types[nr_cols++] = G_TYPE_STRING;
+
+ store = gtk_tree_store_newv(nr_cols, col_types);
+ view = gtk_tree_view_new();
+ renderer = gtk_cell_renderer_text_new();
+
+ col_idx = 0;
+
+ /* the first hpp_list_node is for overhead columns */
+ fmt_node = list_first_entry(&hists->hpp_formats,
+ struct perf_hpp_list_node, list);
+ perf_hpp_list__for_each_format(&fmt_node->hpp, fmt) {
+ gtk_tree_view_insert_column_with_attributes(GTK_TREE_VIEW(view),
+ -1, fmt->name,
+ renderer, "markup",
+ col_idx++, NULL);
+ }
+
+ /* construct merged column header since sort keys share single column */
+ buf[0] = '\0';
+ first_node = true;
+ list_for_each_entry_continue(fmt_node, &hists->hpp_formats, list) {
+ if (!first_node)
+ strcat(buf, " / ");
+ first_node = false;
+
+ first_col = true;
+ perf_hpp_list__for_each_format(&fmt_node->hpp ,fmt) {
+ if (perf_hpp__should_skip(fmt, hists))
+ continue;
+
+ if (!first_col)
+ strcat(buf, "+");
+ first_col = false;
+
+ fmt->header(fmt, &hpp, hists, 0, NULL);
+ strcat(buf, strim(hpp.buf));
+ }
+ }
+
+ gtk_tree_view_insert_column_with_attributes(GTK_TREE_VIEW(view),
+ -1, buf,
+ renderer, "markup",
+ col_idx++, NULL);
+
+ for (col_idx = 0; col_idx < nr_cols; col_idx++) {
+ GtkTreeViewColumn *column;
+
+ column = gtk_tree_view_get_column(GTK_TREE_VIEW(view), col_idx);
+ gtk_tree_view_column_set_resizable(column, TRUE);
+
+ if (col_idx == 0) {
+ gtk_tree_view_set_expander_column(GTK_TREE_VIEW(view),
+ column);
+ }
+ }
+
+ gtk_tree_view_set_model(GTK_TREE_VIEW(view), GTK_TREE_MODEL(store));
+ g_object_unref(GTK_TREE_MODEL(store));
+
+ perf_gtk__add_hierarchy_entries(hists, &hists->entries, store,
+ NULL, &hpp, min_pcnt);
+
+ gtk_tree_view_set_rules_hint(GTK_TREE_VIEW(view), TRUE);
+
+ g_signal_connect(view, "row-activated",
+ G_CALLBACK(on_row_activated), NULL);
+ gtk_container_add(GTK_CONTAINER(window), view);
+}
+
+int evlist__gtk_browse_hists(struct evlist *evlist, const char *help,
+ struct hist_browser_timer *hbt __maybe_unused, float min_pcnt)
+{
+ struct evsel *pos;
+ GtkWidget *vbox;
+ GtkWidget *notebook;
+ GtkWidget *info_bar;
+ GtkWidget *statbar;
+ GtkWidget *window;
+
+ signal(SIGSEGV, perf_gtk__signal);
+ signal(SIGFPE, perf_gtk__signal);
+ signal(SIGINT, perf_gtk__signal);
+ signal(SIGQUIT, perf_gtk__signal);
+ signal(SIGTERM, perf_gtk__signal);
+
+ window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
+
+ gtk_window_set_title(GTK_WINDOW(window), "perf report");
+
+ g_signal_connect(window, "delete_event", gtk_main_quit, NULL);
+
+ pgctx = perf_gtk__activate_context(window);
+ if (!pgctx)
+ return -1;
+
+ vbox = gtk_vbox_new(FALSE, 0);
+
+ notebook = gtk_notebook_new();
+
+ gtk_box_pack_start(GTK_BOX(vbox), notebook, TRUE, TRUE, 0);
+
+ info_bar = perf_gtk__setup_info_bar();
+ if (info_bar)
+ gtk_box_pack_start(GTK_BOX(vbox), info_bar, FALSE, FALSE, 0);
+
+ statbar = perf_gtk__setup_statusbar();
+ gtk_box_pack_start(GTK_BOX(vbox), statbar, FALSE, FALSE, 0);
+
+ gtk_container_add(GTK_CONTAINER(window), vbox);
+
+ evlist__for_each_entry(evlist, pos) {
+ struct hists *hists = evsel__hists(pos);
+ const char *evname = evsel__name(pos);
+ GtkWidget *scrolled_window;
+ GtkWidget *tab_label;
+ char buf[512];
+ size_t size = sizeof(buf);
+
+ if (symbol_conf.event_group) {
+ if (!evsel__is_group_leader(pos))
+ continue;
+
+ if (pos->core.nr_members > 1) {
+ evsel__group_desc(pos, buf, size);
+ evname = buf;
+ }
+ }
+
+ scrolled_window = gtk_scrolled_window_new(NULL, NULL);
+
+ gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled_window),
+ GTK_POLICY_AUTOMATIC,
+ GTK_POLICY_AUTOMATIC);
+
+ if (symbol_conf.report_hierarchy)
+ perf_gtk__show_hierarchy(scrolled_window, hists, min_pcnt);
+ else
+ perf_gtk__show_hists(scrolled_window, hists, min_pcnt);
+
+ tab_label = gtk_label_new(evname);
+
+ gtk_notebook_append_page(GTK_NOTEBOOK(notebook), scrolled_window, tab_label);
+ }
+
+ gtk_widget_show_all(window);
+
+ perf_gtk__resize_window(window);
+
+ gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
+
+ ui_helpline__push(help);
+
+ gtk_main();
+
+ perf_gtk__deactivate_context(&pgctx);
+
+ return 0;
+}
diff --git a/tools/perf/ui/gtk/progress.c b/tools/perf/ui/gtk/progress.c
new file mode 100644
index 000000000..eea6fcde5
--- /dev/null
+++ b/tools/perf/ui/gtk/progress.c
@@ -0,0 +1,59 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <inttypes.h>
+
+#include "gtk.h"
+#include "../progress.h"
+
+static GtkWidget *dialog;
+static GtkWidget *progress;
+
+static void gtk_ui_progress__update(struct ui_progress *p)
+{
+ double fraction = p->total ? 1.0 * p->curr / p->total : 0.0;
+ char buf[1024];
+
+ if (dialog == NULL) {
+ GtkWidget *vbox = gtk_vbox_new(TRUE, 5);
+ GtkWidget *label = gtk_label_new(p->title);
+
+ dialog = gtk_window_new(GTK_WINDOW_TOPLEVEL);
+ progress = gtk_progress_bar_new();
+
+ gtk_box_pack_start(GTK_BOX(vbox), label, TRUE, FALSE, 3);
+ gtk_box_pack_start(GTK_BOX(vbox), progress, TRUE, TRUE, 3);
+
+ gtk_container_add(GTK_CONTAINER(dialog), vbox);
+
+ gtk_window_set_title(GTK_WINDOW(dialog), "perf");
+ gtk_window_resize(GTK_WINDOW(dialog), 300, 80);
+ gtk_window_set_position(GTK_WINDOW(dialog), GTK_WIN_POS_CENTER);
+
+ gtk_widget_show_all(dialog);
+ }
+
+ gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(progress), fraction);
+ snprintf(buf, sizeof(buf), "%"PRIu64" / %"PRIu64, p->curr, p->total);
+ gtk_progress_bar_set_text(GTK_PROGRESS_BAR(progress), buf);
+
+ /* we didn't call gtk_main yet, so do it manually */
+ while (gtk_events_pending())
+ gtk_main_iteration();
+}
+
+static void gtk_ui_progress__finish(void)
+{
+ /* this will also destroy all of its children */
+ gtk_widget_destroy(dialog);
+
+ dialog = NULL;
+}
+
+static struct ui_progress_ops gtk_ui_progress__ops = {
+ .update = gtk_ui_progress__update,
+ .finish = gtk_ui_progress__finish,
+};
+
+void gtk_ui_progress__init(void)
+{
+ ui_progress__ops = &gtk_ui_progress__ops;
+}
diff --git a/tools/perf/ui/gtk/setup.c b/tools/perf/ui/gtk/setup.c
new file mode 100644
index 000000000..f5eee4d66
--- /dev/null
+++ b/tools/perf/ui/gtk/setup.c
@@ -0,0 +1,24 @@
+// SPDX-License-Identifier: GPL-2.0
+#include "gtk.h"
+#include <linux/compiler.h>
+#include "../util.h"
+
+extern struct perf_error_ops perf_gtk_eops;
+
+int perf_gtk__init(void)
+{
+ perf_error__register(&perf_gtk_eops);
+ perf_gtk__init_helpline();
+ gtk_ui_progress__init();
+ perf_gtk__init_hpp();
+
+ return gtk_init_check(NULL, NULL) ? 0 : -1;
+}
+
+void perf_gtk__exit(bool wait_for_ok __maybe_unused)
+{
+ if (!perf_gtk__is_active_context(pgctx))
+ return;
+ perf_error__unregister(&perf_gtk_eops);
+ gtk_main_quit();
+}
diff --git a/tools/perf/ui/gtk/util.c b/tools/perf/ui/gtk/util.c
new file mode 100644
index 000000000..c47f5c387
--- /dev/null
+++ b/tools/perf/ui/gtk/util.c
@@ -0,0 +1,113 @@
+// SPDX-License-Identifier: GPL-2.0
+#include "../util.h"
+#include "gtk.h"
+
+#include <stdlib.h>
+#include <string.h>
+#include <linux/zalloc.h>
+
+struct perf_gtk_context *pgctx;
+
+struct perf_gtk_context *perf_gtk__activate_context(GtkWidget *window)
+{
+ struct perf_gtk_context *ctx;
+
+ ctx = malloc(sizeof(*pgctx));
+ if (ctx)
+ ctx->main_window = window;
+
+ return ctx;
+}
+
+int perf_gtk__deactivate_context(struct perf_gtk_context **ctx)
+{
+ if (!perf_gtk__is_active_context(*ctx))
+ return -1;
+
+ zfree(ctx);
+ return 0;
+}
+
+static int perf_gtk__error(const char *format, va_list args)
+{
+ char *msg;
+ GtkWidget *dialog;
+
+ if (!perf_gtk__is_active_context(pgctx) ||
+ vasprintf(&msg, format, args) < 0) {
+ fprintf(stderr, "Error:\n");
+ vfprintf(stderr, format, args);
+ fprintf(stderr, "\n");
+ return -1;
+ }
+
+ dialog = gtk_message_dialog_new_with_markup(GTK_WINDOW(pgctx->main_window),
+ GTK_DIALOG_DESTROY_WITH_PARENT,
+ GTK_MESSAGE_ERROR,
+ GTK_BUTTONS_CLOSE,
+ "<b>Error</b>\n\n%s", msg);
+ gtk_dialog_run(GTK_DIALOG(dialog));
+
+ gtk_widget_destroy(dialog);
+ free(msg);
+ return 0;
+}
+
+#ifdef HAVE_GTK_INFO_BAR_SUPPORT
+static int perf_gtk__warning_info_bar(const char *format, va_list args)
+{
+ char *msg;
+
+ if (!perf_gtk__is_active_context(pgctx) ||
+ vasprintf(&msg, format, args) < 0) {
+ fprintf(stderr, "Warning:\n");
+ vfprintf(stderr, format, args);
+ fprintf(stderr, "\n");
+ return -1;
+ }
+
+ gtk_label_set_text(GTK_LABEL(pgctx->message_label), msg);
+ gtk_info_bar_set_message_type(GTK_INFO_BAR(pgctx->info_bar),
+ GTK_MESSAGE_WARNING);
+ gtk_widget_show(pgctx->info_bar);
+
+ free(msg);
+ return 0;
+}
+#else
+static int perf_gtk__warning_statusbar(const char *format, va_list args)
+{
+ char *msg, *p;
+
+ if (!perf_gtk__is_active_context(pgctx) ||
+ vasprintf(&msg, format, args) < 0) {
+ fprintf(stderr, "Warning:\n");
+ vfprintf(stderr, format, args);
+ fprintf(stderr, "\n");
+ return -1;
+ }
+
+ gtk_statusbar_pop(GTK_STATUSBAR(pgctx->statbar),
+ pgctx->statbar_ctx_id);
+
+ /* Only first line can be displayed */
+ p = strchr(msg, '\n');
+ if (p)
+ *p = '\0';
+
+ gtk_statusbar_push(GTK_STATUSBAR(pgctx->statbar),
+ pgctx->statbar_ctx_id, msg);
+
+ free(msg);
+ return 0;
+}
+#endif
+
+struct perf_error_ops perf_gtk_eops = {
+ .error = perf_gtk__error,
+#ifdef HAVE_GTK_INFO_BAR_SUPPORT
+ .warning = perf_gtk__warning_info_bar,
+#else
+ .warning = perf_gtk__warning_statusbar,
+#endif
+};
diff --git a/tools/perf/ui/helpline.c b/tools/perf/ui/helpline.c
new file mode 100644
index 000000000..911182b3f
--- /dev/null
+++ b/tools/perf/ui/helpline.c
@@ -0,0 +1,83 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "helpline.h"
+#include "ui.h"
+
+char ui_helpline__current[512];
+
+static void nop_helpline__pop(void)
+{
+}
+
+static void nop_helpline__push(const char *msg __maybe_unused)
+{
+}
+
+static int nop_helpline__show(const char *fmt __maybe_unused,
+ va_list ap __maybe_unused)
+{
+ return 0;
+}
+
+static struct ui_helpline default_helpline_fns = {
+ .pop = nop_helpline__pop,
+ .push = nop_helpline__push,
+ .show = nop_helpline__show,
+};
+
+struct ui_helpline *helpline_fns = &default_helpline_fns;
+
+void ui_helpline__pop(void)
+{
+ helpline_fns->pop();
+}
+
+void ui_helpline__push(const char *msg)
+{
+ helpline_fns->push(msg);
+}
+
+void ui_helpline__vpush(const char *fmt, va_list ap)
+{
+ char *s;
+
+ if (vasprintf(&s, fmt, ap) < 0)
+ vfprintf(stderr, fmt, ap);
+ else {
+ ui_helpline__push(s);
+ free(s);
+ }
+}
+
+void ui_helpline__fpush(const char *fmt, ...)
+{
+ va_list ap;
+
+ va_start(ap, fmt);
+ ui_helpline__vpush(fmt, ap);
+ va_end(ap);
+}
+
+void ui_helpline__puts(const char *msg)
+{
+ ui_helpline__pop();
+ ui_helpline__push(msg);
+}
+
+int ui_helpline__vshow(const char *fmt, va_list ap)
+{
+ return helpline_fns->show(fmt, ap);
+}
+
+void ui_helpline__printf(const char *fmt, ...)
+{
+ va_list ap;
+
+ ui_helpline__pop();
+ va_start(ap, fmt);
+ ui_helpline__vpush(fmt, ap);
+ va_end(ap);
+}
diff --git a/tools/perf/ui/helpline.h b/tools/perf/ui/helpline.h
new file mode 100644
index 000000000..2165a098d
--- /dev/null
+++ b/tools/perf/ui/helpline.h
@@ -0,0 +1,29 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _PERF_UI_HELPLINE_H_
+#define _PERF_UI_HELPLINE_H_ 1
+
+#include <stdio.h>
+#include <stdarg.h>
+
+struct ui_helpline {
+ void (*pop)(void);
+ void (*push)(const char *msg);
+ int (*show)(const char *fmt, va_list ap);
+};
+
+extern struct ui_helpline *helpline_fns;
+
+void ui_helpline__init(void);
+
+void ui_helpline__pop(void);
+void ui_helpline__push(const char *msg);
+void ui_helpline__vpush(const char *fmt, va_list ap);
+void ui_helpline__fpush(const char *fmt, ...);
+void ui_helpline__puts(const char *msg);
+void ui_helpline__printf(const char *fmt, ...);
+int ui_helpline__vshow(const char *fmt, va_list ap);
+
+extern char ui_helpline__current[512];
+extern char ui_helpline__last_msg[];
+
+#endif /* _PERF_UI_HELPLINE_H_ */
diff --git a/tools/perf/ui/hist.c b/tools/perf/ui/hist.c
new file mode 100644
index 000000000..5075ecead
--- /dev/null
+++ b/tools/perf/ui/hist.c
@@ -0,0 +1,889 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <inttypes.h>
+#include <math.h>
+#include <stdlib.h>
+#include <string.h>
+#include <linux/compiler.h>
+
+#include "../util/callchain.h"
+#include "../util/debug.h"
+#include "../util/hist.h"
+#include "../util/sort.h"
+#include "../util/evsel.h"
+#include "../util/evlist.h"
+#include "../perf.h"
+
+/* hist period print (hpp) functions */
+
+#define hpp__call_print_fn(hpp, fn, fmt, ...) \
+({ \
+ int __ret = fn(hpp, fmt, ##__VA_ARGS__); \
+ advance_hpp(hpp, __ret); \
+ __ret; \
+})
+
+static int __hpp__fmt(struct perf_hpp *hpp, struct hist_entry *he,
+ hpp_field_fn get_field, const char *fmt, int len,
+ hpp_snprint_fn print_fn, bool fmt_percent)
+{
+ int ret;
+ struct hists *hists = he->hists;
+ struct evsel *evsel = hists_to_evsel(hists);
+ char *buf = hpp->buf;
+ size_t size = hpp->size;
+
+ if (fmt_percent) {
+ double percent = 0.0;
+ u64 total = hists__total_period(hists);
+
+ if (total)
+ percent = 100.0 * get_field(he) / total;
+
+ ret = hpp__call_print_fn(hpp, print_fn, fmt, len, percent);
+ } else
+ ret = hpp__call_print_fn(hpp, print_fn, fmt, len, get_field(he));
+
+ if (evsel__is_group_event(evsel)) {
+ int prev_idx, idx_delta;
+ struct hist_entry *pair;
+ int nr_members = evsel->core.nr_members;
+
+ prev_idx = evsel__group_idx(evsel);
+
+ list_for_each_entry(pair, &he->pairs.head, pairs.node) {
+ u64 period = get_field(pair);
+ u64 total = hists__total_period(pair->hists);
+
+ if (!total)
+ continue;
+
+ evsel = hists_to_evsel(pair->hists);
+ idx_delta = evsel__group_idx(evsel) - prev_idx - 1;
+
+ while (idx_delta--) {
+ /*
+ * zero-fill group members in the middle which
+ * have no sample
+ */
+ if (fmt_percent) {
+ ret += hpp__call_print_fn(hpp, print_fn,
+ fmt, len, 0.0);
+ } else {
+ ret += hpp__call_print_fn(hpp, print_fn,
+ fmt, len, 0ULL);
+ }
+ }
+
+ if (fmt_percent) {
+ ret += hpp__call_print_fn(hpp, print_fn, fmt, len,
+ 100.0 * period / total);
+ } else {
+ ret += hpp__call_print_fn(hpp, print_fn, fmt,
+ len, period);
+ }
+
+ prev_idx = evsel__group_idx(evsel);
+ }
+
+ idx_delta = nr_members - prev_idx - 1;
+
+ while (idx_delta--) {
+ /*
+ * zero-fill group members at last which have no sample
+ */
+ if (fmt_percent) {
+ ret += hpp__call_print_fn(hpp, print_fn,
+ fmt, len, 0.0);
+ } else {
+ ret += hpp__call_print_fn(hpp, print_fn,
+ fmt, len, 0ULL);
+ }
+ }
+ }
+
+ /*
+ * Restore original buf and size as it's where caller expects
+ * the result will be saved.
+ */
+ hpp->buf = buf;
+ hpp->size = size;
+
+ return ret;
+}
+
+int hpp__fmt(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
+ struct hist_entry *he, hpp_field_fn get_field,
+ const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent)
+{
+ int len = fmt->user_len ?: fmt->len;
+
+ if (symbol_conf.field_sep) {
+ return __hpp__fmt(hpp, he, get_field, fmtstr, 1,
+ print_fn, fmt_percent);
+ }
+
+ if (fmt_percent)
+ len -= 2; /* 2 for a space and a % sign */
+ else
+ len -= 1;
+
+ return __hpp__fmt(hpp, he, get_field, fmtstr, len, print_fn, fmt_percent);
+}
+
+int hpp__fmt_acc(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
+ struct hist_entry *he, hpp_field_fn get_field,
+ const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent)
+{
+ if (!symbol_conf.cumulate_callchain) {
+ int len = fmt->user_len ?: fmt->len;
+ return snprintf(hpp->buf, hpp->size, " %*s", len - 1, "N/A");
+ }
+
+ return hpp__fmt(fmt, hpp, he, get_field, fmtstr, print_fn, fmt_percent);
+}
+
+static int field_cmp(u64 field_a, u64 field_b)
+{
+ if (field_a > field_b)
+ return 1;
+ if (field_a < field_b)
+ return -1;
+ return 0;
+}
+
+static int hist_entry__new_pair(struct hist_entry *a, struct hist_entry *b,
+ hpp_field_fn get_field, int nr_members,
+ u64 **fields_a, u64 **fields_b)
+{
+ u64 *fa = calloc(nr_members, sizeof(*fa)),
+ *fb = calloc(nr_members, sizeof(*fb));
+ struct hist_entry *pair;
+
+ if (!fa || !fb)
+ goto out_free;
+
+ list_for_each_entry(pair, &a->pairs.head, pairs.node) {
+ struct evsel *evsel = hists_to_evsel(pair->hists);
+ fa[evsel__group_idx(evsel)] = get_field(pair);
+ }
+
+ list_for_each_entry(pair, &b->pairs.head, pairs.node) {
+ struct evsel *evsel = hists_to_evsel(pair->hists);
+ fb[evsel__group_idx(evsel)] = get_field(pair);
+ }
+
+ *fields_a = fa;
+ *fields_b = fb;
+ return 0;
+out_free:
+ free(fa);
+ free(fb);
+ *fields_a = *fields_b = NULL;
+ return -1;
+}
+
+static int __hpp__group_sort_idx(struct hist_entry *a, struct hist_entry *b,
+ hpp_field_fn get_field, int idx)
+{
+ struct evsel *evsel = hists_to_evsel(a->hists);
+ u64 *fields_a, *fields_b;
+ int cmp, nr_members, ret, i;
+
+ cmp = field_cmp(get_field(a), get_field(b));
+ if (!evsel__is_group_event(evsel))
+ return cmp;
+
+ nr_members = evsel->core.nr_members;
+ if (idx < 1 || idx >= nr_members)
+ return cmp;
+
+ ret = hist_entry__new_pair(a, b, get_field, nr_members, &fields_a, &fields_b);
+ if (ret) {
+ ret = cmp;
+ goto out;
+ }
+
+ ret = field_cmp(fields_a[idx], fields_b[idx]);
+ if (ret)
+ goto out;
+
+ for (i = 1; i < nr_members; i++) {
+ if (i != idx) {
+ ret = field_cmp(fields_a[i], fields_b[i]);
+ if (ret)
+ goto out;
+ }
+ }
+
+out:
+ free(fields_a);
+ free(fields_b);
+
+ return ret;
+}
+
+static int __hpp__sort(struct hist_entry *a, struct hist_entry *b,
+ hpp_field_fn get_field)
+{
+ s64 ret;
+ int i, nr_members;
+ struct evsel *evsel;
+ u64 *fields_a, *fields_b;
+
+ if (symbol_conf.group_sort_idx && symbol_conf.event_group) {
+ return __hpp__group_sort_idx(a, b, get_field,
+ symbol_conf.group_sort_idx);
+ }
+
+ ret = field_cmp(get_field(a), get_field(b));
+ if (ret || !symbol_conf.event_group)
+ return ret;
+
+ evsel = hists_to_evsel(a->hists);
+ if (!evsel__is_group_event(evsel))
+ return ret;
+
+ nr_members = evsel->core.nr_members;
+ i = hist_entry__new_pair(a, b, get_field, nr_members, &fields_a, &fields_b);
+ if (i)
+ goto out;
+
+ for (i = 1; i < nr_members; i++) {
+ ret = field_cmp(fields_a[i], fields_b[i]);
+ if (ret)
+ break;
+ }
+
+out:
+ free(fields_a);
+ free(fields_b);
+
+ return ret;
+}
+
+static int __hpp__sort_acc(struct hist_entry *a, struct hist_entry *b,
+ hpp_field_fn get_field)
+{
+ s64 ret = 0;
+
+ if (symbol_conf.cumulate_callchain) {
+ /*
+ * Put caller above callee when they have equal period.
+ */
+ ret = field_cmp(get_field(a), get_field(b));
+ if (ret)
+ return ret;
+
+ if (a->thread != b->thread || !hist_entry__has_callchains(a) || !symbol_conf.use_callchain)
+ return 0;
+
+ ret = b->callchain->max_depth - a->callchain->max_depth;
+ if (callchain_param.order == ORDER_CALLER)
+ ret = -ret;
+ }
+ return ret;
+}
+
+static int hpp__width_fn(struct perf_hpp_fmt *fmt,
+ struct perf_hpp *hpp __maybe_unused,
+ struct hists *hists)
+{
+ int len = fmt->user_len ?: fmt->len;
+ struct evsel *evsel = hists_to_evsel(hists);
+
+ if (symbol_conf.event_group)
+ len = max(len, evsel->core.nr_members * fmt->len);
+
+ if (len < (int)strlen(fmt->name))
+ len = strlen(fmt->name);
+
+ return len;
+}
+
+static int hpp__header_fn(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
+ struct hists *hists, int line __maybe_unused,
+ int *span __maybe_unused)
+{
+ int len = hpp__width_fn(fmt, hpp, hists);
+ return scnprintf(hpp->buf, hpp->size, "%*s", len, fmt->name);
+}
+
+int hpp_color_scnprintf(struct perf_hpp *hpp, const char *fmt, ...)
+{
+ va_list args;
+ ssize_t ssize = hpp->size;
+ double percent;
+ int ret, len;
+
+ va_start(args, fmt);
+ len = va_arg(args, int);
+ percent = va_arg(args, double);
+ ret = percent_color_len_snprintf(hpp->buf, hpp->size, fmt, len, percent);
+ va_end(args);
+
+ return (ret >= ssize) ? (ssize - 1) : ret;
+}
+
+static int hpp_entry_scnprintf(struct perf_hpp *hpp, const char *fmt, ...)
+{
+ va_list args;
+ ssize_t ssize = hpp->size;
+ int ret;
+
+ va_start(args, fmt);
+ ret = vsnprintf(hpp->buf, hpp->size, fmt, args);
+ va_end(args);
+
+ return (ret >= ssize) ? (ssize - 1) : ret;
+}
+
+#define __HPP_COLOR_PERCENT_FN(_type, _field) \
+static u64 he_get_##_field(struct hist_entry *he) \
+{ \
+ return he->stat._field; \
+} \
+ \
+static int hpp__color_##_type(struct perf_hpp_fmt *fmt, \
+ struct perf_hpp *hpp, struct hist_entry *he) \
+{ \
+ return hpp__fmt(fmt, hpp, he, he_get_##_field, " %*.2f%%", \
+ hpp_color_scnprintf, true); \
+}
+
+#define __HPP_ENTRY_PERCENT_FN(_type, _field) \
+static int hpp__entry_##_type(struct perf_hpp_fmt *fmt, \
+ struct perf_hpp *hpp, struct hist_entry *he) \
+{ \
+ return hpp__fmt(fmt, hpp, he, he_get_##_field, " %*.2f%%", \
+ hpp_entry_scnprintf, true); \
+}
+
+#define __HPP_SORT_FN(_type, _field) \
+static int64_t hpp__sort_##_type(struct perf_hpp_fmt *fmt __maybe_unused, \
+ struct hist_entry *a, struct hist_entry *b) \
+{ \
+ return __hpp__sort(a, b, he_get_##_field); \
+}
+
+#define __HPP_COLOR_ACC_PERCENT_FN(_type, _field) \
+static u64 he_get_acc_##_field(struct hist_entry *he) \
+{ \
+ return he->stat_acc->_field; \
+} \
+ \
+static int hpp__color_##_type(struct perf_hpp_fmt *fmt, \
+ struct perf_hpp *hpp, struct hist_entry *he) \
+{ \
+ return hpp__fmt_acc(fmt, hpp, he, he_get_acc_##_field, " %*.2f%%", \
+ hpp_color_scnprintf, true); \
+}
+
+#define __HPP_ENTRY_ACC_PERCENT_FN(_type, _field) \
+static int hpp__entry_##_type(struct perf_hpp_fmt *fmt, \
+ struct perf_hpp *hpp, struct hist_entry *he) \
+{ \
+ return hpp__fmt_acc(fmt, hpp, he, he_get_acc_##_field, " %*.2f%%", \
+ hpp_entry_scnprintf, true); \
+}
+
+#define __HPP_SORT_ACC_FN(_type, _field) \
+static int64_t hpp__sort_##_type(struct perf_hpp_fmt *fmt __maybe_unused, \
+ struct hist_entry *a, struct hist_entry *b) \
+{ \
+ return __hpp__sort_acc(a, b, he_get_acc_##_field); \
+}
+
+#define __HPP_ENTRY_RAW_FN(_type, _field) \
+static u64 he_get_raw_##_field(struct hist_entry *he) \
+{ \
+ return he->stat._field; \
+} \
+ \
+static int hpp__entry_##_type(struct perf_hpp_fmt *fmt, \
+ struct perf_hpp *hpp, struct hist_entry *he) \
+{ \
+ return hpp__fmt(fmt, hpp, he, he_get_raw_##_field, " %*"PRIu64, \
+ hpp_entry_scnprintf, false); \
+}
+
+#define __HPP_SORT_RAW_FN(_type, _field) \
+static int64_t hpp__sort_##_type(struct perf_hpp_fmt *fmt __maybe_unused, \
+ struct hist_entry *a, struct hist_entry *b) \
+{ \
+ return __hpp__sort(a, b, he_get_raw_##_field); \
+}
+
+
+#define HPP_PERCENT_FNS(_type, _field) \
+__HPP_COLOR_PERCENT_FN(_type, _field) \
+__HPP_ENTRY_PERCENT_FN(_type, _field) \
+__HPP_SORT_FN(_type, _field)
+
+#define HPP_PERCENT_ACC_FNS(_type, _field) \
+__HPP_COLOR_ACC_PERCENT_FN(_type, _field) \
+__HPP_ENTRY_ACC_PERCENT_FN(_type, _field) \
+__HPP_SORT_ACC_FN(_type, _field)
+
+#define HPP_RAW_FNS(_type, _field) \
+__HPP_ENTRY_RAW_FN(_type, _field) \
+__HPP_SORT_RAW_FN(_type, _field)
+
+HPP_PERCENT_FNS(overhead, period)
+HPP_PERCENT_FNS(overhead_sys, period_sys)
+HPP_PERCENT_FNS(overhead_us, period_us)
+HPP_PERCENT_FNS(overhead_guest_sys, period_guest_sys)
+HPP_PERCENT_FNS(overhead_guest_us, period_guest_us)
+HPP_PERCENT_ACC_FNS(overhead_acc, period)
+
+HPP_RAW_FNS(samples, nr_events)
+HPP_RAW_FNS(period, period)
+
+static int64_t hpp__nop_cmp(struct perf_hpp_fmt *fmt __maybe_unused,
+ struct hist_entry *a __maybe_unused,
+ struct hist_entry *b __maybe_unused)
+{
+ return 0;
+}
+
+static bool perf_hpp__is_hpp_entry(struct perf_hpp_fmt *a)
+{
+ return a->header == hpp__header_fn;
+}
+
+static bool hpp__equal(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b)
+{
+ if (!perf_hpp__is_hpp_entry(a) || !perf_hpp__is_hpp_entry(b))
+ return false;
+
+ return a->idx == b->idx;
+}
+
+#define HPP__COLOR_PRINT_FNS(_name, _fn, _idx) \
+ { \
+ .name = _name, \
+ .header = hpp__header_fn, \
+ .width = hpp__width_fn, \
+ .color = hpp__color_ ## _fn, \
+ .entry = hpp__entry_ ## _fn, \
+ .cmp = hpp__nop_cmp, \
+ .collapse = hpp__nop_cmp, \
+ .sort = hpp__sort_ ## _fn, \
+ .idx = PERF_HPP__ ## _idx, \
+ .equal = hpp__equal, \
+ }
+
+#define HPP__COLOR_ACC_PRINT_FNS(_name, _fn, _idx) \
+ { \
+ .name = _name, \
+ .header = hpp__header_fn, \
+ .width = hpp__width_fn, \
+ .color = hpp__color_ ## _fn, \
+ .entry = hpp__entry_ ## _fn, \
+ .cmp = hpp__nop_cmp, \
+ .collapse = hpp__nop_cmp, \
+ .sort = hpp__sort_ ## _fn, \
+ .idx = PERF_HPP__ ## _idx, \
+ .equal = hpp__equal, \
+ }
+
+#define HPP__PRINT_FNS(_name, _fn, _idx) \
+ { \
+ .name = _name, \
+ .header = hpp__header_fn, \
+ .width = hpp__width_fn, \
+ .entry = hpp__entry_ ## _fn, \
+ .cmp = hpp__nop_cmp, \
+ .collapse = hpp__nop_cmp, \
+ .sort = hpp__sort_ ## _fn, \
+ .idx = PERF_HPP__ ## _idx, \
+ .equal = hpp__equal, \
+ }
+
+struct perf_hpp_fmt perf_hpp__format[] = {
+ HPP__COLOR_PRINT_FNS("Overhead", overhead, OVERHEAD),
+ HPP__COLOR_PRINT_FNS("sys", overhead_sys, OVERHEAD_SYS),
+ HPP__COLOR_PRINT_FNS("usr", overhead_us, OVERHEAD_US),
+ HPP__COLOR_PRINT_FNS("guest sys", overhead_guest_sys, OVERHEAD_GUEST_SYS),
+ HPP__COLOR_PRINT_FNS("guest usr", overhead_guest_us, OVERHEAD_GUEST_US),
+ HPP__COLOR_ACC_PRINT_FNS("Children", overhead_acc, OVERHEAD_ACC),
+ HPP__PRINT_FNS("Samples", samples, SAMPLES),
+ HPP__PRINT_FNS("Period", period, PERIOD)
+};
+
+struct perf_hpp_list perf_hpp_list = {
+ .fields = LIST_HEAD_INIT(perf_hpp_list.fields),
+ .sorts = LIST_HEAD_INIT(perf_hpp_list.sorts),
+ .nr_header_lines = 1,
+};
+
+#undef HPP__COLOR_PRINT_FNS
+#undef HPP__COLOR_ACC_PRINT_FNS
+#undef HPP__PRINT_FNS
+
+#undef HPP_PERCENT_FNS
+#undef HPP_PERCENT_ACC_FNS
+#undef HPP_RAW_FNS
+
+#undef __HPP_HEADER_FN
+#undef __HPP_WIDTH_FN
+#undef __HPP_COLOR_PERCENT_FN
+#undef __HPP_ENTRY_PERCENT_FN
+#undef __HPP_COLOR_ACC_PERCENT_FN
+#undef __HPP_ENTRY_ACC_PERCENT_FN
+#undef __HPP_ENTRY_RAW_FN
+#undef __HPP_SORT_FN
+#undef __HPP_SORT_ACC_FN
+#undef __HPP_SORT_RAW_FN
+
+static void fmt_free(struct perf_hpp_fmt *fmt)
+{
+ /*
+ * At this point fmt should be completely
+ * unhooked, if not it's a bug.
+ */
+ BUG_ON(!list_empty(&fmt->list));
+ BUG_ON(!list_empty(&fmt->sort_list));
+
+ if (fmt->free)
+ fmt->free(fmt);
+}
+
+void perf_hpp__init(void)
+{
+ int i;
+
+ for (i = 0; i < PERF_HPP__MAX_INDEX; i++) {
+ struct perf_hpp_fmt *fmt = &perf_hpp__format[i];
+
+ INIT_LIST_HEAD(&fmt->list);
+
+ /* sort_list may be linked by setup_sorting() */
+ if (fmt->sort_list.next == NULL)
+ INIT_LIST_HEAD(&fmt->sort_list);
+ }
+
+ /*
+ * If user specified field order, no need to setup default fields.
+ */
+ if (is_strict_order(field_order))
+ return;
+
+ if (symbol_conf.cumulate_callchain) {
+ hpp_dimension__add_output(PERF_HPP__OVERHEAD_ACC);
+ perf_hpp__format[PERF_HPP__OVERHEAD].name = "Self";
+ }
+
+ hpp_dimension__add_output(PERF_HPP__OVERHEAD);
+
+ if (symbol_conf.show_cpu_utilization) {
+ hpp_dimension__add_output(PERF_HPP__OVERHEAD_SYS);
+ hpp_dimension__add_output(PERF_HPP__OVERHEAD_US);
+
+ if (perf_guest) {
+ hpp_dimension__add_output(PERF_HPP__OVERHEAD_GUEST_SYS);
+ hpp_dimension__add_output(PERF_HPP__OVERHEAD_GUEST_US);
+ }
+ }
+
+ if (symbol_conf.show_nr_samples)
+ hpp_dimension__add_output(PERF_HPP__SAMPLES);
+
+ if (symbol_conf.show_total_period)
+ hpp_dimension__add_output(PERF_HPP__PERIOD);
+}
+
+void perf_hpp_list__column_register(struct perf_hpp_list *list,
+ struct perf_hpp_fmt *format)
+{
+ list_add_tail(&format->list, &list->fields);
+}
+
+void perf_hpp_list__register_sort_field(struct perf_hpp_list *list,
+ struct perf_hpp_fmt *format)
+{
+ list_add_tail(&format->sort_list, &list->sorts);
+}
+
+void perf_hpp_list__prepend_sort_field(struct perf_hpp_list *list,
+ struct perf_hpp_fmt *format)
+{
+ list_add(&format->sort_list, &list->sorts);
+}
+
+static void perf_hpp__column_unregister(struct perf_hpp_fmt *format)
+{
+ list_del_init(&format->list);
+ fmt_free(format);
+}
+
+void perf_hpp__cancel_cumulate(void)
+{
+ struct perf_hpp_fmt *fmt, *acc, *ovh, *tmp;
+
+ if (is_strict_order(field_order))
+ return;
+
+ ovh = &perf_hpp__format[PERF_HPP__OVERHEAD];
+ acc = &perf_hpp__format[PERF_HPP__OVERHEAD_ACC];
+
+ perf_hpp_list__for_each_format_safe(&perf_hpp_list, fmt, tmp) {
+ if (acc->equal(acc, fmt)) {
+ perf_hpp__column_unregister(fmt);
+ continue;
+ }
+
+ if (ovh->equal(ovh, fmt))
+ fmt->name = "Overhead";
+ }
+}
+
+static bool fmt_equal(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b)
+{
+ return a->equal && a->equal(a, b);
+}
+
+void perf_hpp__setup_output_field(struct perf_hpp_list *list)
+{
+ struct perf_hpp_fmt *fmt;
+
+ /* append sort keys to output field */
+ perf_hpp_list__for_each_sort_list(list, fmt) {
+ struct perf_hpp_fmt *pos;
+
+ /* skip sort-only fields ("sort_compute" in perf diff) */
+ if (!fmt->entry && !fmt->color)
+ continue;
+
+ perf_hpp_list__for_each_format(list, pos) {
+ if (fmt_equal(fmt, pos))
+ goto next;
+ }
+
+ perf_hpp__column_register(fmt);
+next:
+ continue;
+ }
+}
+
+void perf_hpp__append_sort_keys(struct perf_hpp_list *list)
+{
+ struct perf_hpp_fmt *fmt;
+
+ /* append output fields to sort keys */
+ perf_hpp_list__for_each_format(list, fmt) {
+ struct perf_hpp_fmt *pos;
+
+ perf_hpp_list__for_each_sort_list(list, pos) {
+ if (fmt_equal(fmt, pos))
+ goto next;
+ }
+
+ perf_hpp__register_sort_field(fmt);
+next:
+ continue;
+ }
+}
+
+
+void perf_hpp__reset_output_field(struct perf_hpp_list *list)
+{
+ struct perf_hpp_fmt *fmt, *tmp;
+
+ /* reset output fields */
+ perf_hpp_list__for_each_format_safe(list, fmt, tmp) {
+ list_del_init(&fmt->list);
+ list_del_init(&fmt->sort_list);
+ fmt_free(fmt);
+ }
+
+ /* reset sort keys */
+ perf_hpp_list__for_each_sort_list_safe(list, fmt, tmp) {
+ list_del_init(&fmt->list);
+ list_del_init(&fmt->sort_list);
+ fmt_free(fmt);
+ }
+}
+
+/*
+ * See hists__fprintf to match the column widths
+ */
+unsigned int hists__sort_list_width(struct hists *hists)
+{
+ struct perf_hpp_fmt *fmt;
+ int ret = 0;
+ bool first = true;
+ struct perf_hpp dummy_hpp;
+
+ hists__for_each_format(hists, fmt) {
+ if (perf_hpp__should_skip(fmt, hists))
+ continue;
+
+ if (first)
+ first = false;
+ else
+ ret += 2;
+
+ ret += fmt->width(fmt, &dummy_hpp, hists);
+ }
+
+ if (verbose > 0 && hists__has(hists, sym)) /* Addr + origin */
+ ret += 3 + BITS_PER_LONG / 4;
+
+ return ret;
+}
+
+unsigned int hists__overhead_width(struct hists *hists)
+{
+ struct perf_hpp_fmt *fmt;
+ int ret = 0;
+ bool first = true;
+ struct perf_hpp dummy_hpp;
+
+ hists__for_each_format(hists, fmt) {
+ if (perf_hpp__is_sort_entry(fmt) || perf_hpp__is_dynamic_entry(fmt))
+ break;
+
+ if (first)
+ first = false;
+ else
+ ret += 2;
+
+ ret += fmt->width(fmt, &dummy_hpp, hists);
+ }
+
+ return ret;
+}
+
+void perf_hpp__reset_width(struct perf_hpp_fmt *fmt, struct hists *hists)
+{
+ if (perf_hpp__is_sort_entry(fmt))
+ return perf_hpp__reset_sort_width(fmt, hists);
+
+ if (perf_hpp__is_dynamic_entry(fmt))
+ return;
+
+ BUG_ON(fmt->idx >= PERF_HPP__MAX_INDEX);
+
+ switch (fmt->idx) {
+ case PERF_HPP__OVERHEAD:
+ case PERF_HPP__OVERHEAD_SYS:
+ case PERF_HPP__OVERHEAD_US:
+ case PERF_HPP__OVERHEAD_ACC:
+ fmt->len = 8;
+ break;
+
+ case PERF_HPP__OVERHEAD_GUEST_SYS:
+ case PERF_HPP__OVERHEAD_GUEST_US:
+ fmt->len = 9;
+ break;
+
+ case PERF_HPP__SAMPLES:
+ case PERF_HPP__PERIOD:
+ fmt->len = 12;
+ break;
+
+ default:
+ break;
+ }
+}
+
+void hists__reset_column_width(struct hists *hists)
+{
+ struct perf_hpp_fmt *fmt;
+ struct perf_hpp_list_node *node;
+
+ hists__for_each_format(hists, fmt)
+ perf_hpp__reset_width(fmt, hists);
+
+ /* hierarchy entries have their own hpp list */
+ list_for_each_entry(node, &hists->hpp_formats, list) {
+ perf_hpp_list__for_each_format(&node->hpp, fmt)
+ perf_hpp__reset_width(fmt, hists);
+ }
+}
+
+void perf_hpp__set_user_width(const char *width_list_str)
+{
+ struct perf_hpp_fmt *fmt;
+ const char *ptr = width_list_str;
+
+ perf_hpp_list__for_each_format(&perf_hpp_list, fmt) {
+ char *p;
+
+ int len = strtol(ptr, &p, 10);
+ fmt->user_len = len;
+
+ if (*p == ',')
+ ptr = p + 1;
+ else
+ break;
+ }
+}
+
+static int add_hierarchy_fmt(struct hists *hists, struct perf_hpp_fmt *fmt)
+{
+ struct perf_hpp_list_node *node = NULL;
+ struct perf_hpp_fmt *fmt_copy;
+ bool found = false;
+ bool skip = perf_hpp__should_skip(fmt, hists);
+
+ list_for_each_entry(node, &hists->hpp_formats, list) {
+ if (node->level == fmt->level) {
+ found = true;
+ break;
+ }
+ }
+
+ if (!found) {
+ node = malloc(sizeof(*node));
+ if (node == NULL)
+ return -1;
+
+ node->skip = skip;
+ node->level = fmt->level;
+ perf_hpp_list__init(&node->hpp);
+
+ hists->nr_hpp_node++;
+ list_add_tail(&node->list, &hists->hpp_formats);
+ }
+
+ fmt_copy = perf_hpp_fmt__dup(fmt);
+ if (fmt_copy == NULL)
+ return -1;
+
+ if (!skip)
+ node->skip = false;
+
+ list_add_tail(&fmt_copy->list, &node->hpp.fields);
+ list_add_tail(&fmt_copy->sort_list, &node->hpp.sorts);
+
+ return 0;
+}
+
+int perf_hpp__setup_hists_formats(struct perf_hpp_list *list,
+ struct evlist *evlist)
+{
+ struct evsel *evsel;
+ struct perf_hpp_fmt *fmt;
+ struct hists *hists;
+ int ret;
+
+ if (!symbol_conf.report_hierarchy)
+ return 0;
+
+ evlist__for_each_entry(evlist, evsel) {
+ hists = evsel__hists(evsel);
+
+ perf_hpp_list__for_each_sort_list(list, fmt) {
+ if (perf_hpp__is_dynamic_entry(fmt) &&
+ !perf_hpp__defined_dynamic_entry(fmt, hists))
+ continue;
+
+ ret = add_hierarchy_fmt(hists, fmt);
+ if (ret < 0)
+ return ret;
+ }
+ }
+
+ return 0;
+}
diff --git a/tools/perf/ui/keysyms.h b/tools/perf/ui/keysyms.h
new file mode 100644
index 000000000..04cc4e5c0
--- /dev/null
+++ b/tools/perf/ui/keysyms.h
@@ -0,0 +1,30 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _PERF_KEYSYMS_H_
+#define _PERF_KEYSYMS_H_ 1
+
+#include "libslang.h"
+
+#define K_DOWN SL_KEY_DOWN
+#define K_END SL_KEY_END
+#define K_ENTER '\r'
+#define K_ESC 033
+#define K_F1 SL_KEY_F(1)
+#define K_HOME SL_KEY_HOME
+#define K_LEFT SL_KEY_LEFT
+#define K_PGDN SL_KEY_NPAGE
+#define K_PGUP SL_KEY_PPAGE
+#define K_RIGHT SL_KEY_RIGHT
+#define K_TAB '\t'
+#define K_UNTAB SL_KEY_UNTAB
+#define K_UP SL_KEY_UP
+#define K_BKSPC 0x7f
+#define K_DEL SL_KEY_DELETE
+
+/* Not really keys */
+#define K_TIMER -1
+#define K_ERROR -2
+#define K_RESIZE -3
+#define K_SWITCH_INPUT_DATA -4
+#define K_RELOAD -5
+
+#endif /* _PERF_KEYSYMS_H_ */
diff --git a/tools/perf/ui/libslang.h b/tools/perf/ui/libslang.h
new file mode 100644
index 000000000..991e692b9
--- /dev/null
+++ b/tools/perf/ui/libslang.h
@@ -0,0 +1,38 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _PERF_UI_SLANG_H_
+#define _PERF_UI_SLANG_H_ 1
+/*
+ * slang versions <= 2.0.6 have a "#if HAVE_LONG_LONG" that breaks
+ * the build if it isn't defined. Use the equivalent one that glibc
+ * has on features.h.
+ */
+#include <features.h>
+#ifndef HAVE_LONG_LONG
+#define HAVE_LONG_LONG __GLIBC_HAVE_LONG_LONG
+#endif
+
+#ifdef HAVE_SLANG_INCLUDE_SUBDIR
+#include <slang/slang.h>
+#else
+#include <slang.h>
+#endif
+
+#if SLANG_VERSION < 20104
+#define slsmg_printf(msg, args...) \
+ SLsmg_printf((char *)(msg), ##args)
+#define slsmg_vprintf(msg, vargs) \
+ SLsmg_vprintf((char *)(msg), vargs)
+#define slsmg_write_nstring(msg, len) \
+ SLsmg_write_nstring((char *)(msg), len)
+#define sltt_set_color(obj, name, fg, bg) \
+ SLtt_set_color(obj,(char *)(name), (char *)(fg), (char *)(bg))
+#else
+#define slsmg_printf SLsmg_printf
+#define slsmg_vprintf SLsmg_vprintf
+#define slsmg_write_nstring SLsmg_write_nstring
+#define sltt_set_color SLtt_set_color
+#endif
+
+#define SL_KEY_UNTAB 0x1000
+
+#endif /* _PERF_UI_SLANG_H_ */
diff --git a/tools/perf/ui/progress.c b/tools/perf/ui/progress.c
new file mode 100644
index 000000000..99d60223c
--- /dev/null
+++ b/tools/perf/ui/progress.c
@@ -0,0 +1,47 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <linux/kernel.h>
+#include "progress.h"
+
+static void null_progress__update(struct ui_progress *p __maybe_unused)
+{
+}
+
+static struct ui_progress_ops null_progress__ops =
+{
+ .update = null_progress__update,
+};
+
+struct ui_progress_ops *ui_progress__ops = &null_progress__ops;
+
+void ui_progress__update(struct ui_progress *p, u64 adv)
+{
+ u64 last = p->curr;
+
+ p->curr += adv;
+
+ if (p->curr >= p->next) {
+ u64 nr = DIV_ROUND_UP(p->curr - last, p->step);
+
+ p->next += nr * p->step;
+ ui_progress__ops->update(p);
+ }
+}
+
+void __ui_progress__init(struct ui_progress *p, u64 total,
+ const char *title, bool size)
+{
+ p->curr = 0;
+ p->next = p->step = total / 16 ?: 1;
+ p->total = total;
+ p->title = title;
+ p->size = size;
+
+ if (ui_progress__ops->init)
+ ui_progress__ops->init(p);
+}
+
+void ui_progress__finish(void)
+{
+ if (ui_progress__ops->finish)
+ ui_progress__ops->finish();
+}
diff --git a/tools/perf/ui/progress.h b/tools/perf/ui/progress.h
new file mode 100644
index 000000000..4f52c37b2
--- /dev/null
+++ b/tools/perf/ui/progress.h
@@ -0,0 +1,34 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _PERF_UI_PROGRESS_H_
+#define _PERF_UI_PROGRESS_H_ 1
+
+#include <linux/types.h>
+
+void ui_progress__finish(void);
+
+struct ui_progress {
+ const char *title;
+ u64 curr, next, step, total;
+ bool size;
+};
+
+void __ui_progress__init(struct ui_progress *p, u64 total,
+ const char *title, bool size);
+
+#define ui_progress__init(p, total, title) \
+ __ui_progress__init(p, total, title, false)
+
+#define ui_progress__init_size(p, total, title) \
+ __ui_progress__init(p, total, title, true)
+
+void ui_progress__update(struct ui_progress *p, u64 adv);
+
+struct ui_progress_ops {
+ void (*init)(struct ui_progress *p);
+ void (*update)(struct ui_progress *p);
+ void (*finish)(void);
+};
+
+extern struct ui_progress_ops *ui_progress__ops;
+
+#endif
diff --git a/tools/perf/ui/setup.c b/tools/perf/ui/setup.c
new file mode 100644
index 000000000..25ded8880
--- /dev/null
+++ b/tools/perf/ui/setup.c
@@ -0,0 +1,122 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <dlfcn.h>
+#include <unistd.h>
+
+#include <subcmd/pager.h>
+#include "../util/debug.h"
+#include "../util/hist.h"
+#include "ui.h"
+
+struct mutex ui__lock;
+void *perf_gtk_handle;
+int use_browser = -1;
+
+#define PERF_GTK_DSO "libperf-gtk.so"
+
+#ifdef HAVE_GTK2_SUPPORT
+
+static int setup_gtk_browser(void)
+{
+ int (*perf_ui_init)(void);
+
+ if (perf_gtk_handle)
+ return 0;
+
+ perf_gtk_handle = dlopen(PERF_GTK_DSO, RTLD_LAZY);
+ if (perf_gtk_handle == NULL) {
+ char buf[PATH_MAX];
+ scnprintf(buf, sizeof(buf), "%s/%s", LIBDIR, PERF_GTK_DSO);
+ perf_gtk_handle = dlopen(buf, RTLD_LAZY);
+ }
+ if (perf_gtk_handle == NULL)
+ return -1;
+
+ perf_ui_init = dlsym(perf_gtk_handle, "perf_gtk__init");
+ if (perf_ui_init == NULL)
+ goto out_close;
+
+ if (perf_ui_init() == 0)
+ return 0;
+
+out_close:
+ dlclose(perf_gtk_handle);
+ return -1;
+}
+
+static void exit_gtk_browser(bool wait_for_ok)
+{
+ void (*perf_ui_exit)(bool);
+
+ if (perf_gtk_handle == NULL)
+ return;
+
+ perf_ui_exit = dlsym(perf_gtk_handle, "perf_gtk__exit");
+ if (perf_ui_exit == NULL)
+ goto out_close;
+
+ perf_ui_exit(wait_for_ok);
+
+out_close:
+ dlclose(perf_gtk_handle);
+
+ perf_gtk_handle = NULL;
+}
+#else
+static inline int setup_gtk_browser(void) { return -1; }
+static inline void exit_gtk_browser(bool wait_for_ok __maybe_unused) {}
+#endif
+
+int stdio__config_color(const struct option *opt __maybe_unused,
+ const char *mode, int unset __maybe_unused)
+{
+ perf_use_color_default = perf_config_colorbool("color.ui", mode, -1);
+ return 0;
+}
+
+void setup_browser(bool fallback_to_pager)
+{
+ mutex_init(&ui__lock);
+ if (use_browser < 2 && (!isatty(1) || dump_trace))
+ use_browser = 0;
+
+ /* default to TUI */
+ if (use_browser < 0)
+ use_browser = 1;
+
+ switch (use_browser) {
+ case 2:
+ if (setup_gtk_browser() == 0)
+ break;
+ printf("GTK browser requested but could not find %s\n",
+ PERF_GTK_DSO);
+ sleep(1);
+ use_browser = 1;
+ /* fall through */
+ case 1:
+ if (ui__init() == 0)
+ break;
+ /* fall through */
+ default:
+ use_browser = 0;
+ if (fallback_to_pager)
+ setup_pager();
+ break;
+ }
+}
+
+void exit_browser(bool wait_for_ok)
+{
+ switch (use_browser) {
+ case 2:
+ exit_gtk_browser(wait_for_ok);
+ break;
+
+ case 1:
+ ui__exit(wait_for_ok);
+ break;
+
+ default:
+ break;
+ }
+ mutex_destroy(&ui__lock);
+}
diff --git a/tools/perf/ui/stdio/hist.c b/tools/perf/ui/stdio/hist.c
new file mode 100644
index 000000000..f36270485
--- /dev/null
+++ b/tools/perf/ui/stdio/hist.c
@@ -0,0 +1,927 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <stdio.h>
+#include <stdlib.h>
+#include <linux/string.h>
+
+#include "../../util/callchain.h"
+#include "../../util/debug.h"
+#include "../../util/event.h"
+#include "../../util/hist.h"
+#include "../../util/map.h"
+#include "../../util/maps.h"
+#include "../../util/symbol.h"
+#include "../../util/sort.h"
+#include "../../util/evsel.h"
+#include "../../util/srcline.h"
+#include "../../util/string2.h"
+#include "../../util/thread.h"
+#include "../../util/block-info.h"
+#include <linux/ctype.h>
+#include <linux/zalloc.h>
+
+static size_t callchain__fprintf_left_margin(FILE *fp, int left_margin)
+{
+ int i;
+ int ret = fprintf(fp, " ");
+
+ for (i = 0; i < left_margin; i++)
+ ret += fprintf(fp, " ");
+
+ return ret;
+}
+
+static size_t ipchain__fprintf_graph_line(FILE *fp, int depth, int depth_mask,
+ int left_margin)
+{
+ int i;
+ size_t ret = callchain__fprintf_left_margin(fp, left_margin);
+
+ for (i = 0; i < depth; i++)
+ if (depth_mask & (1 << i))
+ ret += fprintf(fp, "| ");
+ else
+ ret += fprintf(fp, " ");
+
+ ret += fprintf(fp, "\n");
+
+ return ret;
+}
+
+static size_t ipchain__fprintf_graph(FILE *fp, struct callchain_node *node,
+ struct callchain_list *chain,
+ int depth, int depth_mask, int period,
+ u64 total_samples, int left_margin)
+{
+ int i;
+ size_t ret = 0;
+ char bf[1024], *alloc_str = NULL;
+ char buf[64];
+ const char *str;
+
+ ret += callchain__fprintf_left_margin(fp, left_margin);
+ for (i = 0; i < depth; i++) {
+ if (depth_mask & (1 << i))
+ ret += fprintf(fp, "|");
+ else
+ ret += fprintf(fp, " ");
+ if (!period && i == depth - 1) {
+ ret += fprintf(fp, "--");
+ ret += callchain_node__fprintf_value(node, fp, total_samples);
+ ret += fprintf(fp, "--");
+ } else
+ ret += fprintf(fp, "%s", " ");
+ }
+
+ str = callchain_list__sym_name(chain, bf, sizeof(bf), false);
+
+ if (symbol_conf.show_branchflag_count) {
+ callchain_list_counts__printf_value(chain, NULL,
+ buf, sizeof(buf));
+
+ if (asprintf(&alloc_str, "%s%s", str, buf) < 0)
+ str = "Not enough memory!";
+ else
+ str = alloc_str;
+ }
+
+ fputs(str, fp);
+ fputc('\n', fp);
+ free(alloc_str);
+
+ return ret;
+}
+
+static struct symbol *rem_sq_bracket;
+static struct callchain_list rem_hits;
+
+static void init_rem_hits(void)
+{
+ rem_sq_bracket = malloc(sizeof(*rem_sq_bracket) + 6);
+ if (!rem_sq_bracket) {
+ fprintf(stderr, "Not enough memory to display remaining hits\n");
+ return;
+ }
+
+ strcpy(rem_sq_bracket->name, "[...]");
+ rem_hits.ms.sym = rem_sq_bracket;
+}
+
+static size_t __callchain__fprintf_graph(FILE *fp, struct rb_root *root,
+ u64 total_samples, int depth,
+ int depth_mask, int left_margin)
+{
+ struct rb_node *node, *next;
+ struct callchain_node *child = NULL;
+ struct callchain_list *chain;
+ int new_depth_mask = depth_mask;
+ u64 remaining;
+ size_t ret = 0;
+ int i;
+ uint entries_printed = 0;
+ int cumul_count = 0;
+
+ remaining = total_samples;
+
+ node = rb_first(root);
+ while (node) {
+ u64 new_total;
+ u64 cumul;
+
+ child = rb_entry(node, struct callchain_node, rb_node);
+ cumul = callchain_cumul_hits(child);
+ remaining -= cumul;
+ cumul_count += callchain_cumul_counts(child);
+
+ /*
+ * The depth mask manages the output of pipes that show
+ * the depth. We don't want to keep the pipes of the current
+ * level for the last child of this depth.
+ * Except if we have remaining filtered hits. They will
+ * supersede the last child
+ */
+ next = rb_next(node);
+ if (!next && (callchain_param.mode != CHAIN_GRAPH_REL || !remaining))
+ new_depth_mask &= ~(1 << (depth - 1));
+
+ /*
+ * But we keep the older depth mask for the line separator
+ * to keep the level link until we reach the last child
+ */
+ ret += ipchain__fprintf_graph_line(fp, depth, depth_mask,
+ left_margin);
+ i = 0;
+ list_for_each_entry(chain, &child->val, list) {
+ ret += ipchain__fprintf_graph(fp, child, chain, depth,
+ new_depth_mask, i++,
+ total_samples,
+ left_margin);
+ }
+
+ if (callchain_param.mode == CHAIN_GRAPH_REL)
+ new_total = child->children_hit;
+ else
+ new_total = total_samples;
+
+ ret += __callchain__fprintf_graph(fp, &child->rb_root, new_total,
+ depth + 1,
+ new_depth_mask | (1 << depth),
+ left_margin);
+ node = next;
+ if (++entries_printed == callchain_param.print_limit)
+ break;
+ }
+
+ if (callchain_param.mode == CHAIN_GRAPH_REL &&
+ remaining && remaining != total_samples) {
+ struct callchain_node rem_node = {
+ .hit = remaining,
+ };
+
+ if (!rem_sq_bracket)
+ return ret;
+
+ if (callchain_param.value == CCVAL_COUNT && child && child->parent) {
+ rem_node.count = child->parent->children_count - cumul_count;
+ if (rem_node.count <= 0)
+ return ret;
+ }
+
+ new_depth_mask &= ~(1 << (depth - 1));
+ ret += ipchain__fprintf_graph(fp, &rem_node, &rem_hits, depth,
+ new_depth_mask, 0, total_samples,
+ left_margin);
+ }
+
+ return ret;
+}
+
+/*
+ * If have one single callchain root, don't bother printing
+ * its percentage (100 % in fractal mode and the same percentage
+ * than the hist in graph mode). This also avoid one level of column.
+ *
+ * However when percent-limit applied, it's possible that single callchain
+ * node have different (non-100% in fractal mode) percentage.
+ */
+static bool need_percent_display(struct rb_node *node, u64 parent_samples)
+{
+ struct callchain_node *cnode;
+
+ if (rb_next(node))
+ return true;
+
+ cnode = rb_entry(node, struct callchain_node, rb_node);
+ return callchain_cumul_hits(cnode) != parent_samples;
+}
+
+static size_t callchain__fprintf_graph(FILE *fp, struct rb_root *root,
+ u64 total_samples, u64 parent_samples,
+ int left_margin)
+{
+ struct callchain_node *cnode;
+ struct callchain_list *chain;
+ u32 entries_printed = 0;
+ bool printed = false;
+ struct rb_node *node;
+ int i = 0;
+ int ret = 0;
+ char bf[1024];
+
+ node = rb_first(root);
+ if (node && !need_percent_display(node, parent_samples)) {
+ cnode = rb_entry(node, struct callchain_node, rb_node);
+ list_for_each_entry(chain, &cnode->val, list) {
+ /*
+ * If we sort by symbol, the first entry is the same than
+ * the symbol. No need to print it otherwise it appears as
+ * displayed twice.
+ */
+ if (!i++ && field_order == NULL &&
+ sort_order && strstarts(sort_order, "sym"))
+ continue;
+
+ if (!printed) {
+ ret += callchain__fprintf_left_margin(fp, left_margin);
+ ret += fprintf(fp, "|\n");
+ ret += callchain__fprintf_left_margin(fp, left_margin);
+ ret += fprintf(fp, "---");
+ left_margin += 3;
+ printed = true;
+ } else
+ ret += callchain__fprintf_left_margin(fp, left_margin);
+
+ ret += fprintf(fp, "%s",
+ callchain_list__sym_name(chain, bf,
+ sizeof(bf),
+ false));
+
+ if (symbol_conf.show_branchflag_count)
+ ret += callchain_list_counts__printf_value(
+ chain, fp, NULL, 0);
+ ret += fprintf(fp, "\n");
+
+ if (++entries_printed == callchain_param.print_limit)
+ break;
+ }
+ root = &cnode->rb_root;
+ }
+
+ if (callchain_param.mode == CHAIN_GRAPH_REL)
+ total_samples = parent_samples;
+
+ ret += __callchain__fprintf_graph(fp, root, total_samples,
+ 1, 1, left_margin);
+ if (ret) {
+ /* do not add a blank line if it printed nothing */
+ ret += fprintf(fp, "\n");
+ }
+
+ return ret;
+}
+
+static size_t __callchain__fprintf_flat(FILE *fp, struct callchain_node *node,
+ u64 total_samples)
+{
+ struct callchain_list *chain;
+ size_t ret = 0;
+ char bf[1024];
+
+ if (!node)
+ return 0;
+
+ ret += __callchain__fprintf_flat(fp, node->parent, total_samples);
+
+
+ list_for_each_entry(chain, &node->val, list) {
+ if (chain->ip >= PERF_CONTEXT_MAX)
+ continue;
+ ret += fprintf(fp, " %s\n", callchain_list__sym_name(chain,
+ bf, sizeof(bf), false));
+ }
+
+ return ret;
+}
+
+static size_t callchain__fprintf_flat(FILE *fp, struct rb_root *tree,
+ u64 total_samples)
+{
+ size_t ret = 0;
+ u32 entries_printed = 0;
+ struct callchain_node *chain;
+ struct rb_node *rb_node = rb_first(tree);
+
+ while (rb_node) {
+ chain = rb_entry(rb_node, struct callchain_node, rb_node);
+
+ ret += fprintf(fp, " ");
+ ret += callchain_node__fprintf_value(chain, fp, total_samples);
+ ret += fprintf(fp, "\n");
+ ret += __callchain__fprintf_flat(fp, chain, total_samples);
+ ret += fprintf(fp, "\n");
+ if (++entries_printed == callchain_param.print_limit)
+ break;
+
+ rb_node = rb_next(rb_node);
+ }
+
+ return ret;
+}
+
+static size_t __callchain__fprintf_folded(FILE *fp, struct callchain_node *node)
+{
+ const char *sep = symbol_conf.field_sep ?: ";";
+ struct callchain_list *chain;
+ size_t ret = 0;
+ char bf[1024];
+ bool first;
+
+ if (!node)
+ return 0;
+
+ ret += __callchain__fprintf_folded(fp, node->parent);
+
+ first = (ret == 0);
+ list_for_each_entry(chain, &node->val, list) {
+ if (chain->ip >= PERF_CONTEXT_MAX)
+ continue;
+ ret += fprintf(fp, "%s%s", first ? "" : sep,
+ callchain_list__sym_name(chain,
+ bf, sizeof(bf), false));
+ first = false;
+ }
+
+ return ret;
+}
+
+static size_t callchain__fprintf_folded(FILE *fp, struct rb_root *tree,
+ u64 total_samples)
+{
+ size_t ret = 0;
+ u32 entries_printed = 0;
+ struct callchain_node *chain;
+ struct rb_node *rb_node = rb_first(tree);
+
+ while (rb_node) {
+
+ chain = rb_entry(rb_node, struct callchain_node, rb_node);
+
+ ret += callchain_node__fprintf_value(chain, fp, total_samples);
+ ret += fprintf(fp, " ");
+ ret += __callchain__fprintf_folded(fp, chain);
+ ret += fprintf(fp, "\n");
+ if (++entries_printed == callchain_param.print_limit)
+ break;
+
+ rb_node = rb_next(rb_node);
+ }
+
+ return ret;
+}
+
+static size_t hist_entry_callchain__fprintf(struct hist_entry *he,
+ u64 total_samples, int left_margin,
+ FILE *fp)
+{
+ u64 parent_samples = he->stat.period;
+
+ if (symbol_conf.cumulate_callchain)
+ parent_samples = he->stat_acc->period;
+
+ switch (callchain_param.mode) {
+ case CHAIN_GRAPH_REL:
+ return callchain__fprintf_graph(fp, &he->sorted_chain, total_samples,
+ parent_samples, left_margin);
+ break;
+ case CHAIN_GRAPH_ABS:
+ return callchain__fprintf_graph(fp, &he->sorted_chain, total_samples,
+ parent_samples, left_margin);
+ break;
+ case CHAIN_FLAT:
+ return callchain__fprintf_flat(fp, &he->sorted_chain, total_samples);
+ break;
+ case CHAIN_FOLDED:
+ return callchain__fprintf_folded(fp, &he->sorted_chain, total_samples);
+ break;
+ case CHAIN_NONE:
+ break;
+ default:
+ pr_err("Bad callchain mode\n");
+ }
+
+ return 0;
+}
+
+int __hist_entry__snprintf(struct hist_entry *he, struct perf_hpp *hpp,
+ struct perf_hpp_list *hpp_list)
+{
+ const char *sep = symbol_conf.field_sep;
+ struct perf_hpp_fmt *fmt;
+ char *start = hpp->buf;
+ int ret;
+ bool first = true;
+
+ if (symbol_conf.exclude_other && !he->parent)
+ return 0;
+
+ perf_hpp_list__for_each_format(hpp_list, fmt) {
+ if (perf_hpp__should_skip(fmt, he->hists))
+ continue;
+
+ /*
+ * If there's no field_sep, we still need
+ * to display initial ' '.
+ */
+ if (!sep || !first) {
+ ret = scnprintf(hpp->buf, hpp->size, "%s", sep ?: " ");
+ advance_hpp(hpp, ret);
+ } else
+ first = false;
+
+ if (perf_hpp__use_color() && fmt->color)
+ ret = fmt->color(fmt, hpp, he);
+ else
+ ret = fmt->entry(fmt, hpp, he);
+
+ ret = hist_entry__snprintf_alignment(he, hpp, fmt, ret);
+ advance_hpp(hpp, ret);
+ }
+
+ return hpp->buf - start;
+}
+
+static int hist_entry__snprintf(struct hist_entry *he, struct perf_hpp *hpp)
+{
+ return __hist_entry__snprintf(he, hpp, he->hists->hpp_list);
+}
+
+static int hist_entry__hierarchy_fprintf(struct hist_entry *he,
+ struct perf_hpp *hpp,
+ struct hists *hists,
+ FILE *fp)
+{
+ const char *sep = symbol_conf.field_sep;
+ struct perf_hpp_fmt *fmt;
+ struct perf_hpp_list_node *fmt_node;
+ char *buf = hpp->buf;
+ size_t size = hpp->size;
+ int ret, printed = 0;
+ bool first = true;
+
+ if (symbol_conf.exclude_other && !he->parent)
+ return 0;
+
+ ret = scnprintf(hpp->buf, hpp->size, "%*s", he->depth * HIERARCHY_INDENT, "");
+ advance_hpp(hpp, ret);
+
+ /* the first hpp_list_node is for overhead columns */
+ fmt_node = list_first_entry(&hists->hpp_formats,
+ struct perf_hpp_list_node, list);
+ perf_hpp_list__for_each_format(&fmt_node->hpp, fmt) {
+ /*
+ * If there's no field_sep, we still need
+ * to display initial ' '.
+ */
+ if (!sep || !first) {
+ ret = scnprintf(hpp->buf, hpp->size, "%s", sep ?: " ");
+ advance_hpp(hpp, ret);
+ } else
+ first = false;
+
+ if (perf_hpp__use_color() && fmt->color)
+ ret = fmt->color(fmt, hpp, he);
+ else
+ ret = fmt->entry(fmt, hpp, he);
+
+ ret = hist_entry__snprintf_alignment(he, hpp, fmt, ret);
+ advance_hpp(hpp, ret);
+ }
+
+ if (!sep)
+ ret = scnprintf(hpp->buf, hpp->size, "%*s",
+ (hists->nr_hpp_node - 2) * HIERARCHY_INDENT, "");
+ advance_hpp(hpp, ret);
+
+ printed += fprintf(fp, "%s", buf);
+
+ perf_hpp_list__for_each_format(he->hpp_list, fmt) {
+ hpp->buf = buf;
+ hpp->size = size;
+
+ /*
+ * No need to call hist_entry__snprintf_alignment() since this
+ * fmt is always the last column in the hierarchy mode.
+ */
+ if (perf_hpp__use_color() && fmt->color)
+ fmt->color(fmt, hpp, he);
+ else
+ fmt->entry(fmt, hpp, he);
+
+ /*
+ * dynamic entries are right-aligned but we want left-aligned
+ * in the hierarchy mode
+ */
+ printed += fprintf(fp, "%s%s", sep ?: " ", skip_spaces(buf));
+ }
+ printed += putc('\n', fp);
+
+ if (he->leaf && hist_entry__has_callchains(he) && symbol_conf.use_callchain) {
+ u64 total = hists__total_period(hists);
+
+ printed += hist_entry_callchain__fprintf(he, total, 0, fp);
+ goto out;
+ }
+
+out:
+ return printed;
+}
+
+static int hist_entry__block_fprintf(struct hist_entry *he,
+ char *bf, size_t size,
+ FILE *fp)
+{
+ struct block_hist *bh = container_of(he, struct block_hist, he);
+ int ret = 0;
+
+ for (unsigned int i = 0; i < bh->block_hists.nr_entries; i++) {
+ struct perf_hpp hpp = {
+ .buf = bf,
+ .size = size,
+ .skip = false,
+ };
+
+ bh->block_idx = i;
+ hist_entry__snprintf(he, &hpp);
+
+ if (!hpp.skip)
+ ret += fprintf(fp, "%s\n", bf);
+ }
+
+ return ret;
+}
+
+static int hist_entry__individual_block_fprintf(struct hist_entry *he,
+ char *bf, size_t size,
+ FILE *fp)
+{
+ int ret = 0;
+
+ struct perf_hpp hpp = {
+ .buf = bf,
+ .size = size,
+ .skip = false,
+ };
+
+ hist_entry__snprintf(he, &hpp);
+ if (!hpp.skip)
+ ret += fprintf(fp, "%s\n", bf);
+
+ return ret;
+}
+
+static int hist_entry__fprintf(struct hist_entry *he, size_t size,
+ char *bf, size_t bfsz, FILE *fp,
+ bool ignore_callchains)
+{
+ int ret;
+ int callchain_ret = 0;
+ struct perf_hpp hpp = {
+ .buf = bf,
+ .size = size,
+ };
+ struct hists *hists = he->hists;
+ u64 total_period = hists->stats.total_period;
+
+ if (size == 0 || size > bfsz)
+ size = hpp.size = bfsz;
+
+ if (symbol_conf.report_hierarchy)
+ return hist_entry__hierarchy_fprintf(he, &hpp, hists, fp);
+
+ if (symbol_conf.report_block)
+ return hist_entry__block_fprintf(he, bf, size, fp);
+
+ if (symbol_conf.report_individual_block)
+ return hist_entry__individual_block_fprintf(he, bf, size, fp);
+
+ hist_entry__snprintf(he, &hpp);
+
+ ret = fprintf(fp, "%s\n", bf);
+
+ if (hist_entry__has_callchains(he) && !ignore_callchains)
+ callchain_ret = hist_entry_callchain__fprintf(he, total_period,
+ 0, fp);
+
+ ret += callchain_ret;
+
+ return ret;
+}
+
+static int print_hierarchy_indent(const char *sep, int indent,
+ const char *line, FILE *fp)
+{
+ int width;
+
+ if (sep != NULL || indent < 2)
+ return 0;
+
+ width = (indent - 2) * HIERARCHY_INDENT;
+
+ return fprintf(fp, "%-*.*s", width, width, line);
+}
+
+static int hists__fprintf_hierarchy_headers(struct hists *hists,
+ struct perf_hpp *hpp, FILE *fp)
+{
+ bool first_node, first_col;
+ int indent;
+ int depth;
+ unsigned width = 0;
+ unsigned header_width = 0;
+ struct perf_hpp_fmt *fmt;
+ struct perf_hpp_list_node *fmt_node;
+ const char *sep = symbol_conf.field_sep;
+
+ indent = hists->nr_hpp_node;
+
+ /* preserve max indent depth for column headers */
+ print_hierarchy_indent(sep, indent, " ", fp);
+
+ /* the first hpp_list_node is for overhead columns */
+ fmt_node = list_first_entry(&hists->hpp_formats,
+ struct perf_hpp_list_node, list);
+
+ perf_hpp_list__for_each_format(&fmt_node->hpp, fmt) {
+ fmt->header(fmt, hpp, hists, 0, NULL);
+ fprintf(fp, "%s%s", hpp->buf, sep ?: " ");
+ }
+
+ /* combine sort headers with ' / ' */
+ first_node = true;
+ list_for_each_entry_continue(fmt_node, &hists->hpp_formats, list) {
+ if (!first_node)
+ header_width += fprintf(fp, " / ");
+ first_node = false;
+
+ first_col = true;
+ perf_hpp_list__for_each_format(&fmt_node->hpp, fmt) {
+ if (perf_hpp__should_skip(fmt, hists))
+ continue;
+
+ if (!first_col)
+ header_width += fprintf(fp, "+");
+ first_col = false;
+
+ fmt->header(fmt, hpp, hists, 0, NULL);
+
+ header_width += fprintf(fp, "%s", strim(hpp->buf));
+ }
+ }
+
+ fprintf(fp, "\n# ");
+
+ /* preserve max indent depth for initial dots */
+ print_hierarchy_indent(sep, indent, dots, fp);
+
+ /* the first hpp_list_node is for overhead columns */
+ fmt_node = list_first_entry(&hists->hpp_formats,
+ struct perf_hpp_list_node, list);
+
+ first_col = true;
+ perf_hpp_list__for_each_format(&fmt_node->hpp, fmt) {
+ if (!first_col)
+ fprintf(fp, "%s", sep ?: "..");
+ first_col = false;
+
+ width = fmt->width(fmt, hpp, hists);
+ fprintf(fp, "%.*s", width, dots);
+ }
+
+ depth = 0;
+ list_for_each_entry_continue(fmt_node, &hists->hpp_formats, list) {
+ first_col = true;
+ width = depth * HIERARCHY_INDENT;
+
+ perf_hpp_list__for_each_format(&fmt_node->hpp, fmt) {
+ if (perf_hpp__should_skip(fmt, hists))
+ continue;
+
+ if (!first_col)
+ width++; /* for '+' sign between column header */
+ first_col = false;
+
+ width += fmt->width(fmt, hpp, hists);
+ }
+
+ if (width > header_width)
+ header_width = width;
+
+ depth++;
+ }
+
+ fprintf(fp, "%s%-.*s", sep ?: " ", header_width, dots);
+
+ fprintf(fp, "\n#\n");
+
+ return 2;
+}
+
+static void fprintf_line(struct hists *hists, struct perf_hpp *hpp,
+ int line, FILE *fp)
+{
+ struct perf_hpp_fmt *fmt;
+ const char *sep = symbol_conf.field_sep;
+ bool first = true;
+ int span = 0;
+
+ hists__for_each_format(hists, fmt) {
+ if (perf_hpp__should_skip(fmt, hists))
+ continue;
+
+ if (!first && !span)
+ fprintf(fp, "%s", sep ?: " ");
+ else
+ first = false;
+
+ fmt->header(fmt, hpp, hists, line, &span);
+
+ if (!span)
+ fprintf(fp, "%s", hpp->buf);
+ }
+}
+
+static int
+hists__fprintf_standard_headers(struct hists *hists,
+ struct perf_hpp *hpp,
+ FILE *fp)
+{
+ struct perf_hpp_list *hpp_list = hists->hpp_list;
+ struct perf_hpp_fmt *fmt;
+ unsigned int width;
+ const char *sep = symbol_conf.field_sep;
+ bool first = true;
+ int line;
+
+ for (line = 0; line < hpp_list->nr_header_lines; line++) {
+ /* first # is displayed one level up */
+ if (line)
+ fprintf(fp, "# ");
+ fprintf_line(hists, hpp, line, fp);
+ fprintf(fp, "\n");
+ }
+
+ if (sep)
+ return hpp_list->nr_header_lines;
+
+ first = true;
+
+ fprintf(fp, "# ");
+
+ hists__for_each_format(hists, fmt) {
+ unsigned int i;
+
+ if (perf_hpp__should_skip(fmt, hists))
+ continue;
+
+ if (!first)
+ fprintf(fp, "%s", sep ?: " ");
+ else
+ first = false;
+
+ width = fmt->width(fmt, hpp, hists);
+ for (i = 0; i < width; i++)
+ fprintf(fp, ".");
+ }
+
+ fprintf(fp, "\n");
+ fprintf(fp, "#\n");
+ return hpp_list->nr_header_lines + 2;
+}
+
+int hists__fprintf_headers(struct hists *hists, FILE *fp)
+{
+ char bf[1024];
+ struct perf_hpp dummy_hpp = {
+ .buf = bf,
+ .size = sizeof(bf),
+ };
+
+ fprintf(fp, "# ");
+
+ if (symbol_conf.report_hierarchy)
+ return hists__fprintf_hierarchy_headers(hists, &dummy_hpp, fp);
+ else
+ return hists__fprintf_standard_headers(hists, &dummy_hpp, fp);
+
+}
+
+size_t hists__fprintf(struct hists *hists, bool show_header, int max_rows,
+ int max_cols, float min_pcnt, FILE *fp,
+ bool ignore_callchains)
+{
+ struct rb_node *nd;
+ size_t ret = 0;
+ const char *sep = symbol_conf.field_sep;
+ int nr_rows = 0;
+ size_t linesz;
+ char *line = NULL;
+ unsigned indent;
+
+ init_rem_hits();
+
+ hists__reset_column_width(hists);
+
+ if (symbol_conf.col_width_list_str)
+ perf_hpp__set_user_width(symbol_conf.col_width_list_str);
+
+ if (show_header)
+ nr_rows += hists__fprintf_headers(hists, fp);
+
+ if (max_rows && nr_rows >= max_rows)
+ goto out;
+
+ linesz = hists__sort_list_width(hists) + 3 + 1;
+ linesz += perf_hpp__color_overhead();
+ line = malloc(linesz);
+ if (line == NULL) {
+ ret = -1;
+ goto out;
+ }
+
+ indent = hists__overhead_width(hists) + 4;
+
+ for (nd = rb_first_cached(&hists->entries); nd;
+ nd = __rb_hierarchy_next(nd, HMD_FORCE_CHILD)) {
+ struct hist_entry *h = rb_entry(nd, struct hist_entry, rb_node);
+ float percent;
+
+ if (h->filtered)
+ continue;
+
+ if (symbol_conf.report_individual_block)
+ percent = block_info__total_cycles_percent(h);
+ else
+ percent = hist_entry__get_percent_limit(h);
+
+ if (percent < min_pcnt)
+ continue;
+
+ ret += hist_entry__fprintf(h, max_cols, line, linesz, fp, ignore_callchains);
+
+ if (max_rows && ++nr_rows >= max_rows)
+ break;
+
+ /*
+ * If all children are filtered out or percent-limited,
+ * display "no entry >= x.xx%" message.
+ */
+ if (!h->leaf && !hist_entry__has_hierarchy_children(h, min_pcnt)) {
+ int depth = hists->nr_hpp_node + h->depth + 1;
+
+ print_hierarchy_indent(sep, depth, " ", fp);
+ fprintf(fp, "%*sno entry >= %.2f%%\n", indent, "", min_pcnt);
+
+ if (max_rows && ++nr_rows >= max_rows)
+ break;
+ }
+
+ if (h->ms.map == NULL && verbose > 1) {
+ maps__fprintf(h->thread->maps, fp);
+ fprintf(fp, "%.10s end\n", graph_dotted_line);
+ }
+ }
+
+ free(line);
+out:
+ zfree(&rem_sq_bracket);
+
+ return ret;
+}
+
+size_t events_stats__fprintf(struct events_stats *stats, FILE *fp,
+ bool skip_empty)
+{
+ int i;
+ size_t ret = 0;
+ u32 total = stats->nr_events[0];
+
+ for (i = 0; i < PERF_RECORD_HEADER_MAX; ++i) {
+ const char *name;
+
+ name = perf_event__name(i);
+ if (!strcmp(name, "UNKNOWN"))
+ continue;
+ if (skip_empty && !stats->nr_events[i])
+ continue;
+
+ if (i && total) {
+ ret += fprintf(fp, "%16s events: %10d (%4.1f%%)\n",
+ name, stats->nr_events[i],
+ 100.0 * stats->nr_events[i] / total);
+ } else {
+ ret += fprintf(fp, "%16s events: %10d\n",
+ name, stats->nr_events[i]);
+ }
+ }
+
+ return ret;
+}
diff --git a/tools/perf/ui/tui/Build b/tools/perf/ui/tui/Build
new file mode 100644
index 000000000..f916df33a
--- /dev/null
+++ b/tools/perf/ui/tui/Build
@@ -0,0 +1,4 @@
+perf-y += setup.o
+perf-y += util.o
+perf-y += helpline.o
+perf-y += progress.o
diff --git a/tools/perf/ui/tui/helpline.c b/tools/perf/ui/tui/helpline.c
new file mode 100644
index 000000000..db4952f59
--- /dev/null
+++ b/tools/perf/ui/tui/helpline.c
@@ -0,0 +1,62 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <linux/kernel.h>
+#include <linux/string.h>
+
+#include "../helpline.h"
+#include "../ui.h"
+#include "../libslang.h"
+
+char ui_helpline__last_msg[1024];
+bool tui_helpline__set;
+
+static void tui_helpline__pop(void)
+{
+}
+
+static void tui_helpline__push(const char *msg)
+{
+ const size_t sz = sizeof(ui_helpline__current);
+
+ SLsmg_gotorc(SLtt_Screen_Rows - 1, 0);
+ SLsmg_set_color(0);
+ SLsmg_write_nstring((char *)msg, SLtt_Screen_Cols);
+ SLsmg_refresh();
+ strlcpy(ui_helpline__current, msg, sz);
+}
+
+static int tui_helpline__show(const char *format, va_list ap)
+{
+ int ret;
+ static int backlog;
+
+ mutex_lock(&ui__lock);
+ ret = vscnprintf(ui_helpline__last_msg + backlog,
+ sizeof(ui_helpline__last_msg) - backlog, format, ap);
+ backlog += ret;
+
+ tui_helpline__set = true;
+
+ if (ui_helpline__last_msg[backlog - 1] == '\n') {
+ ui_helpline__puts(ui_helpline__last_msg);
+ SLsmg_refresh();
+ backlog = 0;
+ }
+ mutex_unlock(&ui__lock);
+
+ return ret;
+}
+
+struct ui_helpline tui_helpline_fns = {
+ .pop = tui_helpline__pop,
+ .push = tui_helpline__push,
+ .show = tui_helpline__show,
+};
+
+void ui_helpline__init(void)
+{
+ helpline_fns = &tui_helpline_fns;
+ ui_helpline__puts(" ");
+}
diff --git a/tools/perf/ui/tui/progress.c b/tools/perf/ui/tui/progress.c
new file mode 100644
index 000000000..71b6c8d94
--- /dev/null
+++ b/tools/perf/ui/tui/progress.c
@@ -0,0 +1,87 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <linux/kernel.h>
+#include "../progress.h"
+#include "../libslang.h"
+#include "../ui.h"
+#include "tui.h"
+#include "units.h"
+#include "../browser.h"
+
+static void __tui_progress__init(struct ui_progress *p)
+{
+ p->next = p->step = p->total / (SLtt_Screen_Cols - 2) ?: 1;
+}
+
+static int get_title(struct ui_progress *p, char *buf, size_t size)
+{
+ char buf_cur[20];
+ char buf_tot[20];
+ int ret;
+
+ ret = unit_number__scnprintf(buf_cur, sizeof(buf_cur), p->curr);
+ ret += unit_number__scnprintf(buf_tot, sizeof(buf_tot), p->total);
+
+ return ret + scnprintf(buf, size, "%s [%s/%s]",
+ p->title, buf_cur, buf_tot);
+}
+
+static void tui_progress__update(struct ui_progress *p)
+{
+ char buf[100], *title = (char *) p->title;
+ int bar, y;
+ /*
+ * FIXME: We should have a per UI backend way of showing progress,
+ * stdio will just show a percentage as NN%, etc.
+ */
+ if (use_browser <= 0)
+ return;
+
+ if (p->total == 0)
+ return;
+
+ if (p->size) {
+ get_title(p, buf, sizeof(buf));
+ title = buf;
+ }
+
+ ui__refresh_dimensions(false);
+ mutex_lock(&ui__lock);
+ y = SLtt_Screen_Rows / 2 - 2;
+ SLsmg_set_color(0);
+ SLsmg_draw_box(y, 0, 3, SLtt_Screen_Cols);
+ SLsmg_gotorc(y++, 1);
+ SLsmg_write_string(title);
+ SLsmg_fill_region(y, 1, 1, SLtt_Screen_Cols - 2, ' ');
+ SLsmg_set_color(HE_COLORSET_SELECTED);
+ bar = ((SLtt_Screen_Cols - 2) * p->curr) / p->total;
+ SLsmg_fill_region(y, 1, 1, bar, ' ');
+ SLsmg_refresh();
+ mutex_unlock(&ui__lock);
+}
+
+static void tui_progress__finish(void)
+{
+ int y;
+
+ if (use_browser <= 0)
+ return;
+
+ ui__refresh_dimensions(false);
+ mutex_lock(&ui__lock);
+ y = SLtt_Screen_Rows / 2 - 2;
+ SLsmg_set_color(0);
+ SLsmg_fill_region(y, 0, 3, SLtt_Screen_Cols, ' ');
+ SLsmg_refresh();
+ mutex_unlock(&ui__lock);
+}
+
+static struct ui_progress_ops tui_progress__ops = {
+ .init = __tui_progress__init,
+ .update = tui_progress__update,
+ .finish = tui_progress__finish,
+};
+
+void tui_progress__init(void)
+{
+ ui_progress__ops = &tui_progress__ops;
+}
diff --git a/tools/perf/ui/tui/setup.c b/tools/perf/ui/tui/setup.c
new file mode 100644
index 000000000..a3b8c397c
--- /dev/null
+++ b/tools/perf/ui/tui/setup.c
@@ -0,0 +1,180 @@
+#include <errno.h>
+#include <signal.h>
+#include <stdbool.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <linux/kernel.h>
+#ifdef HAVE_BACKTRACE_SUPPORT
+#include <execinfo.h>
+#endif
+
+#include "../../util/debug.h"
+#include "../../perf.h"
+#include "../browser.h"
+#include "../helpline.h"
+#include "../ui.h"
+#include "../util.h"
+#include "../libslang.h"
+#include "../keysyms.h"
+#include "tui.h"
+
+static volatile int ui__need_resize;
+
+extern struct perf_error_ops perf_tui_eops;
+extern bool tui_helpline__set;
+
+extern void hist_browser__init_hpp(void);
+
+void ui__refresh_dimensions(bool force)
+{
+ if (force || ui__need_resize) {
+ ui__need_resize = 0;
+ mutex_lock(&ui__lock);
+ SLtt_get_screen_size();
+ SLsmg_reinit_smg();
+ mutex_unlock(&ui__lock);
+ }
+}
+
+static void ui__sigwinch(int sig __maybe_unused)
+{
+ ui__need_resize = 1;
+}
+
+static void ui__setup_sigwinch(void)
+{
+ static bool done;
+
+ if (done)
+ return;
+
+ done = true;
+ pthread__unblock_sigwinch();
+ signal(SIGWINCH, ui__sigwinch);
+}
+
+int ui__getch(int delay_secs)
+{
+ struct timeval timeout, *ptimeout = delay_secs ? &timeout : NULL;
+ fd_set read_set;
+ int err, key;
+
+ ui__setup_sigwinch();
+
+ FD_ZERO(&read_set);
+ FD_SET(0, &read_set);
+
+ if (delay_secs) {
+ timeout.tv_sec = delay_secs;
+ timeout.tv_usec = 0;
+ }
+
+ err = select(1, &read_set, NULL, NULL, ptimeout);
+
+ if (err == 0)
+ return K_TIMER;
+
+ if (err == -1) {
+ if (errno == EINTR)
+ return K_RESIZE;
+ return K_ERROR;
+ }
+
+ key = SLang_getkey();
+ if (key != K_ESC)
+ return key;
+
+ FD_ZERO(&read_set);
+ FD_SET(0, &read_set);
+ timeout.tv_sec = 0;
+ timeout.tv_usec = 20;
+ err = select(1, &read_set, NULL, NULL, &timeout);
+ if (err == 0)
+ return K_ESC;
+
+ SLang_ungetkey(key);
+ return SLkp_getkey();
+}
+
+#ifdef HAVE_BACKTRACE_SUPPORT
+static void ui__signal_backtrace(int sig)
+{
+ void *stackdump[32];
+ size_t size;
+
+ ui__exit(false);
+ psignal(sig, "perf");
+
+ printf("-------- backtrace --------\n");
+ size = backtrace(stackdump, ARRAY_SIZE(stackdump));
+ backtrace_symbols_fd(stackdump, size, STDOUT_FILENO);
+
+ exit(0);
+}
+#else
+# define ui__signal_backtrace ui__signal
+#endif
+
+static void ui__signal(int sig)
+{
+ ui__exit(false);
+ psignal(sig, "perf");
+ exit(0);
+}
+
+int ui__init(void)
+{
+ int err;
+
+ SLutf8_enable(-1);
+ SLtt_get_terminfo();
+ SLtt_get_screen_size();
+
+ err = SLsmg_init_smg();
+ if (err < 0)
+ goto out;
+ err = SLang_init_tty(-1, 0, 0);
+ if (err < 0)
+ goto out;
+
+ err = SLkp_init();
+ if (err < 0) {
+ pr_err("TUI initialization failed.\n");
+ goto out;
+ }
+
+ SLkp_define_keysym((char *)"^(kB)", SL_KEY_UNTAB);
+
+ signal(SIGSEGV, ui__signal_backtrace);
+ signal(SIGFPE, ui__signal_backtrace);
+ signal(SIGINT, ui__signal);
+ signal(SIGQUIT, ui__signal);
+ signal(SIGTERM, ui__signal);
+
+ perf_error__register(&perf_tui_eops);
+
+ ui_helpline__init();
+ ui_browser__init();
+ tui_progress__init();
+
+ hist_browser__init_hpp();
+out:
+ return err;
+}
+
+void ui__exit(bool wait_for_ok)
+{
+ if (wait_for_ok && tui_helpline__set)
+ ui__question_window("Fatal Error",
+ ui_helpline__last_msg,
+ "Press any key...", 0);
+
+ SLtt_set_cursor_visibility(1);
+ if (mutex_trylock(&ui__lock)) {
+ SLsmg_refresh();
+ SLsmg_reset_smg();
+ mutex_unlock(&ui__lock);
+ }
+ SLang_reset_tty();
+ perf_error__unregister(&perf_tui_eops);
+}
diff --git a/tools/perf/ui/tui/tui.h b/tools/perf/ui/tui/tui.h
new file mode 100644
index 000000000..8de06f634
--- /dev/null
+++ b/tools/perf/ui/tui/tui.h
@@ -0,0 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _PERF_TUI_H_
+#define _PERF_TUI_H_ 1
+
+void tui_progress__init(void);
+
+#endif /* _PERF_TUI_H_ */
diff --git a/tools/perf/ui/tui/util.c b/tools/perf/ui/tui/util.c
new file mode 100644
index 000000000..3c5174854
--- /dev/null
+++ b/tools/perf/ui/tui/util.c
@@ -0,0 +1,274 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <signal.h>
+#include <stdbool.h>
+#include <string.h>
+#include <stdlib.h>
+#include <sys/ttydefaults.h>
+
+#include "../browser.h"
+#include "../keysyms.h"
+#include "../helpline.h"
+#include "../ui.h"
+#include "../util.h"
+#include "../libslang.h"
+
+static void ui_browser__argv_write(struct ui_browser *browser,
+ void *entry, int row)
+{
+ char **arg = entry;
+ bool current_entry = ui_browser__is_current_entry(browser, row);
+
+ ui_browser__set_color(browser, current_entry ? HE_COLORSET_SELECTED :
+ HE_COLORSET_NORMAL);
+ ui_browser__write_nstring(browser, *arg, browser->width);
+}
+
+static int popup_menu__run(struct ui_browser *menu, int *keyp)
+{
+ int key;
+
+ if (ui_browser__show(menu, " ", "ESC: exit, ENTER|->: Select option") < 0)
+ return -1;
+
+ while (1) {
+ key = ui_browser__run(menu, 0);
+
+ switch (key) {
+ case K_RIGHT:
+ case K_ENTER:
+ key = menu->index;
+ break;
+ case K_LEFT:
+ case K_ESC:
+ case 'q':
+ case CTRL('c'):
+ key = -1;
+ break;
+ default:
+ if (keyp) {
+ *keyp = key;
+ key = menu->nr_entries;
+ break;
+ }
+ continue;
+ }
+
+ break;
+ }
+
+ ui_browser__hide(menu);
+ return key;
+}
+
+int ui__popup_menu(int argc, char * const argv[], int *keyp)
+{
+ struct ui_browser menu = {
+ .entries = (void *)argv,
+ .refresh = ui_browser__argv_refresh,
+ .seek = ui_browser__argv_seek,
+ .write = ui_browser__argv_write,
+ .nr_entries = argc,
+ };
+ return popup_menu__run(&menu, keyp);
+}
+
+int ui_browser__input_window(const char *title, const char *text, char *input,
+ const char *exit_msg, int delay_secs)
+{
+ int x, y, len, key;
+ int max_len = 60, nr_lines = 0;
+ static char buf[50];
+ const char *t;
+
+ t = text;
+ while (1) {
+ const char *sep = strchr(t, '\n');
+
+ if (sep == NULL)
+ sep = strchr(t, '\0');
+ len = sep - t;
+ if (max_len < len)
+ max_len = len;
+ ++nr_lines;
+ if (*sep == '\0')
+ break;
+ t = sep + 1;
+ }
+
+ mutex_lock(&ui__lock);
+
+ max_len += 2;
+ nr_lines += 8;
+ y = SLtt_Screen_Rows / 2 - nr_lines / 2;
+ x = SLtt_Screen_Cols / 2 - max_len / 2;
+
+ SLsmg_set_color(0);
+ SLsmg_draw_box(y, x++, nr_lines, max_len);
+ if (title) {
+ SLsmg_gotorc(y, x + 1);
+ SLsmg_write_string((char *)title);
+ }
+ SLsmg_gotorc(++y, x);
+ nr_lines -= 7;
+ max_len -= 2;
+ SLsmg_write_wrapped_string((unsigned char *)text, y, x,
+ nr_lines, max_len, 1);
+ y += nr_lines;
+ len = 5;
+ while (len--) {
+ SLsmg_gotorc(y + len - 1, x);
+ SLsmg_write_nstring((char *)" ", max_len);
+ }
+ SLsmg_draw_box(y++, x + 1, 3, max_len - 2);
+
+ SLsmg_gotorc(y + 3, x);
+ SLsmg_write_nstring((char *)exit_msg, max_len);
+ SLsmg_refresh();
+
+ mutex_unlock(&ui__lock);
+
+ x += 2;
+ len = 0;
+ key = ui__getch(delay_secs);
+ while (key != K_TIMER && key != K_ENTER && key != K_ESC) {
+ mutex_lock(&ui__lock);
+
+ if (key == K_BKSPC) {
+ if (len == 0) {
+ mutex_unlock(&ui__lock);
+ goto next_key;
+ }
+ SLsmg_gotorc(y, x + --len);
+ SLsmg_write_char(' ');
+ } else {
+ buf[len] = key;
+ SLsmg_gotorc(y, x + len++);
+ SLsmg_write_char(key);
+ }
+ SLsmg_refresh();
+
+ mutex_unlock(&ui__lock);
+
+ /* XXX more graceful overflow handling needed */
+ if (len == sizeof(buf) - 1) {
+ ui_helpline__push("maximum size of symbol name reached!");
+ key = K_ENTER;
+ break;
+ }
+next_key:
+ key = ui__getch(delay_secs);
+ }
+
+ buf[len] = '\0';
+ strncpy(input, buf, len+1);
+ return key;
+}
+
+void __ui__info_window(const char *title, const char *text, const char *exit_msg)
+{
+ int x, y;
+ int max_len = 0, nr_lines = 0;
+ const char *t;
+
+ t = text;
+ while (1) {
+ const char *sep = strchr(t, '\n');
+ int len;
+
+ if (sep == NULL)
+ sep = strchr(t, '\0');
+ len = sep - t;
+ if (max_len < len)
+ max_len = len;
+ ++nr_lines;
+ if (*sep == '\0')
+ break;
+ t = sep + 1;
+ }
+
+ max_len += 2;
+ nr_lines += 2;
+ if (exit_msg)
+ nr_lines += 2;
+ y = SLtt_Screen_Rows / 2 - nr_lines / 2,
+ x = SLtt_Screen_Cols / 2 - max_len / 2;
+
+ SLsmg_set_color(0);
+ SLsmg_draw_box(y, x++, nr_lines, max_len);
+ if (title) {
+ SLsmg_gotorc(y, x + 1);
+ SLsmg_write_string((char *)title);
+ }
+ SLsmg_gotorc(++y, x);
+ if (exit_msg)
+ nr_lines -= 2;
+ max_len -= 2;
+ SLsmg_write_wrapped_string((unsigned char *)text, y, x,
+ nr_lines, max_len, 1);
+ if (exit_msg) {
+ SLsmg_gotorc(y + nr_lines - 2, x);
+ SLsmg_write_nstring((char *)" ", max_len);
+ SLsmg_gotorc(y + nr_lines - 1, x);
+ SLsmg_write_nstring((char *)exit_msg, max_len);
+ }
+}
+
+void ui__info_window(const char *title, const char *text)
+{
+ mutex_lock(&ui__lock);
+ __ui__info_window(title, text, NULL);
+ SLsmg_refresh();
+ mutex_unlock(&ui__lock);
+}
+
+int ui__question_window(const char *title, const char *text,
+ const char *exit_msg, int delay_secs)
+{
+ mutex_lock(&ui__lock);
+ __ui__info_window(title, text, exit_msg);
+ SLsmg_refresh();
+ mutex_unlock(&ui__lock);
+ return ui__getch(delay_secs);
+}
+
+int ui__help_window(const char *text)
+{
+ return ui__question_window("Help", text, "Press any key...", 0);
+}
+
+int ui__dialog_yesno(const char *msg)
+{
+ return ui__question_window(NULL, msg, "Enter: Yes, ESC: No", 0);
+}
+
+static int __ui__warning(const char *title, const char *format, va_list args)
+{
+ char *s;
+
+ if (vasprintf(&s, format, args) > 0) {
+ int key;
+
+ key = ui__question_window(title, s, "Press any key...", 0);
+ free(s);
+ return key;
+ }
+
+ fprintf(stderr, "%s\n", title);
+ vfprintf(stderr, format, args);
+ return K_ESC;
+}
+
+static int perf_tui__error(const char *format, va_list args)
+{
+ return __ui__warning("Error:", format, args);
+}
+
+static int perf_tui__warning(const char *format, va_list args)
+{
+ return __ui__warning("Warning:", format, args);
+}
+
+struct perf_error_ops perf_tui_eops = {
+ .error = perf_tui__error,
+ .warning = perf_tui__warning,
+};
diff --git a/tools/perf/ui/ui.h b/tools/perf/ui/ui.h
new file mode 100644
index 000000000..99f8d2fe9
--- /dev/null
+++ b/tools/perf/ui/ui.h
@@ -0,0 +1,34 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _PERF_UI_H_
+#define _PERF_UI_H_ 1
+
+#include "../util/mutex.h"
+#include <stdbool.h>
+#include <linux/compiler.h>
+
+extern struct mutex ui__lock;
+extern void *perf_gtk_handle;
+
+extern int use_browser;
+
+void setup_browser(bool fallback_to_pager);
+void exit_browser(bool wait_for_ok);
+
+#ifdef HAVE_SLANG_SUPPORT
+int ui__init(void);
+void ui__exit(bool wait_for_ok);
+#else
+static inline int ui__init(void)
+{
+ return -1;
+}
+static inline void ui__exit(bool wait_for_ok __maybe_unused) {}
+#endif
+
+void ui__refresh_dimensions(bool force);
+
+struct option;
+
+int stdio__config_color(const struct option *opt, const char *mode, int unset);
+
+#endif /* _PERF_UI_H_ */
diff --git a/tools/perf/ui/util.c b/tools/perf/ui/util.c
new file mode 100644
index 000000000..1d38ddf01
--- /dev/null
+++ b/tools/perf/ui/util.c
@@ -0,0 +1,90 @@
+// SPDX-License-Identifier: GPL-2.0
+#include "util.h"
+#include "../util/debug.h"
+#include <stdio.h>
+
+/*
+ * Default error logging functions
+ */
+static int perf_stdio__error(const char *format, va_list args)
+{
+ fprintf(stderr, "Error:\n");
+ vfprintf(stderr, format, args);
+ return 0;
+}
+
+static int perf_stdio__warning(const char *format, va_list args)
+{
+ if (quiet)
+ return 0;
+
+ fprintf(stderr, "Warning:\n");
+ vfprintf(stderr, format, args);
+ return 0;
+}
+
+static struct perf_error_ops default_eops =
+{
+ .error = perf_stdio__error,
+ .warning = perf_stdio__warning,
+};
+
+static struct perf_error_ops *perf_eops = &default_eops;
+
+
+int ui__error(const char *format, ...)
+{
+ int ret;
+ va_list args;
+
+ va_start(args, format);
+ ret = perf_eops->error(format, args);
+ va_end(args);
+
+ return ret;
+}
+
+int ui__warning(const char *format, ...)
+{
+ int ret;
+ va_list args;
+ if (quiet)
+ return 0;
+
+ va_start(args, format);
+ ret = perf_eops->warning(format, args);
+ va_end(args);
+
+ return ret;
+}
+
+/**
+ * perf_error__register - Register error logging functions
+ * @eops: The pointer to error logging function struct
+ *
+ * Register UI-specific error logging functions. Before calling this,
+ * other logging functions should be unregistered, if any.
+ */
+int perf_error__register(struct perf_error_ops *eops)
+{
+ if (perf_eops != &default_eops)
+ return -1;
+
+ perf_eops = eops;
+ return 0;
+}
+
+/**
+ * perf_error__unregister - Unregister error logging functions
+ * @eops: The pointer to error logging function struct
+ *
+ * Unregister already registered error logging functions.
+ */
+int perf_error__unregister(struct perf_error_ops *eops)
+{
+ if (perf_eops != eops)
+ return -1;
+
+ perf_eops = &default_eops;
+ return 0;
+}
diff --git a/tools/perf/ui/util.h b/tools/perf/ui/util.h
new file mode 100644
index 000000000..e30cea807
--- /dev/null
+++ b/tools/perf/ui/util.h
@@ -0,0 +1,24 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _PERF_UI_UTIL_H_
+#define _PERF_UI_UTIL_H_ 1
+
+#include <stdarg.h>
+
+int ui__getch(int delay_secs);
+int ui__popup_menu(int argc, char * const argv[], int *keyp);
+int ui__help_window(const char *text);
+int ui__dialog_yesno(const char *msg);
+void __ui__info_window(const char *title, const char *text, const char *exit_msg);
+void ui__info_window(const char *title, const char *text);
+int ui__question_window(const char *title, const char *text,
+ const char *exit_msg, int delay_secs);
+
+struct perf_error_ops {
+ int (*error)(const char *format, va_list args);
+ int (*warning)(const char *format, va_list args);
+};
+
+int perf_error__register(struct perf_error_ops *eops);
+int perf_error__unregister(struct perf_error_ops *eops);
+
+#endif /* _PERF_UI_UTIL_H_ */