Adding upstream version 6.6.15.upstream/6.6.15

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 136 insertions, 0 deletions

diff --git a/tools/perf/util/maps.h b/tools/perf/util/maps.h
new file mode 100644
index 0000000000..83144e0645
--- /dev/null
+++ b/tools/perf/util/maps.h
@@ -0,0 +1,136 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __PERF_MAPS_H
+#define __PERF_MAPS_H
+
+#include <linux/refcount.h>
+#include <linux/rbtree.h>
+#include <stdio.h>
+#include <stdbool.h>
+#include <linux/types.h>
+#include "rwsem.h"
+#include <internal/rc_check.h>
+
+struct ref_reloc_sym;
+struct machine;
+struct map;
+struct maps;
+struct thread;
+
+struct map_rb_node {
+	struct rb_node rb_node;
+	struct map *map;
+};
+
+struct map_rb_node *maps__first(struct maps *maps);
+struct map_rb_node *map_rb_node__next(struct map_rb_node *node);
+struct map_rb_node *maps__find_node(struct maps *maps, struct map *map);
+struct map *maps__find(struct maps *maps, u64 addr);
+
+#define maps__for_each_entry(maps, map) \
+	for (map = maps__first(maps); map; map = map_rb_node__next(map))
+
+#define maps__for_each_entry_safe(maps, map, next) \
+	for (map = maps__first(maps), next = map_rb_node__next(map); map; \
+	     map = next, next = map_rb_node__next(map))
+
+DECLARE_RC_STRUCT(maps) {
+	struct rb_root      entries;
+	struct rw_semaphore lock;
+	struct machine	 *machine;
+	struct map	 *last_search_by_name;
+	struct map	 **maps_by_name;
+	refcount_t	 refcnt;
+	unsigned int	 nr_maps;
+	unsigned int	 nr_maps_allocated;
+#ifdef HAVE_LIBUNWIND_SUPPORT
+	void				*addr_space;
+	const struct unwind_libunwind_ops *unwind_libunwind_ops;
+#endif
+};
+
+#define KMAP_NAME_LEN 256
+
+struct kmap {
+	struct ref_reloc_sym *ref_reloc_sym;
+	struct maps	     *kmaps;
+	char		     name[KMAP_NAME_LEN];
+};
+
+struct maps *maps__new(struct machine *machine);
+bool maps__empty(struct maps *maps);
+int maps__clone(struct thread *thread, struct maps *parent);
+
+struct maps *maps__get(struct maps *maps);
+void maps__put(struct maps *maps);
+
+static inline void __maps__zput(struct maps **map)
+{
+	maps__put(*map);
+	*map = NULL;
+}
+
+#define maps__zput(map) __maps__zput(&map)
+
+static inline struct rb_root *maps__entries(struct maps *maps)
+{
+	return &RC_CHK_ACCESS(maps)->entries;
+}
+
+static inline struct machine *maps__machine(struct maps *maps)
+{
+	return RC_CHK_ACCESS(maps)->machine;
+}
+
+static inline struct rw_semaphore *maps__lock(struct maps *maps)
+{
+	return &RC_CHK_ACCESS(maps)->lock;
+}
+
+static inline struct map **maps__maps_by_name(struct maps *maps)
+{
+	return RC_CHK_ACCESS(maps)->maps_by_name;
+}
+
+static inline unsigned int maps__nr_maps(const struct maps *maps)
+{
+	return RC_CHK_ACCESS(maps)->nr_maps;
+}
+
+static inline refcount_t *maps__refcnt(struct maps *maps)
+{
+	return &RC_CHK_ACCESS(maps)->refcnt;
+}
+
+#ifdef HAVE_LIBUNWIND_SUPPORT
+static inline void *maps__addr_space(struct maps *maps)
+{
+	return RC_CHK_ACCESS(maps)->addr_space;
+}
+
+static inline const struct unwind_libunwind_ops *maps__unwind_libunwind_ops(const struct maps *maps)
+{
+	return RC_CHK_ACCESS(maps)->unwind_libunwind_ops;
+}
+#endif
+
+size_t maps__fprintf(struct maps *maps, FILE *fp);
+
+int maps__insert(struct maps *maps, struct map *map);
+void maps__remove(struct maps *maps, struct map *map);
+
+struct symbol *maps__find_symbol(struct maps *maps, u64 addr, struct map **mapp);
+struct symbol *maps__find_symbol_by_name(struct maps *maps, const char *name, struct map **mapp);
+
+struct addr_map_symbol;
+
+int maps__find_ams(struct maps *maps, struct addr_map_symbol *ams);
+
+int maps__fixup_overlappings(struct maps *maps, struct map *map, FILE *fp);
+
+struct map *maps__find_by_name(struct maps *maps, const char *name);
+
+int maps__merge_in(struct maps *kmaps, struct map *new_map);
+
+void __maps__sort_by_name(struct maps *maps);
+
+#endif // __PERF_MAPS_H