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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /include/trace/events/pagemap.h
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'include/trace/events/pagemap.h')
-rw-r--r--include/trace/events/pagemap.h83
1 files changed, 83 insertions, 0 deletions
diff --git a/include/trace/events/pagemap.h b/include/trace/events/pagemap.h
new file mode 100644
index 000000000..171524d35
--- /dev/null
+++ b/include/trace/events/pagemap.h
@@ -0,0 +1,83 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM pagemap
+
+#if !defined(_TRACE_PAGEMAP_H) || defined(TRACE_HEADER_MULTI_READ)
+#define _TRACE_PAGEMAP_H
+
+#include <linux/tracepoint.h>
+#include <linux/mm.h>
+
+#define PAGEMAP_MAPPED 0x0001u
+#define PAGEMAP_ANONYMOUS 0x0002u
+#define PAGEMAP_FILE 0x0004u
+#define PAGEMAP_SWAPCACHE 0x0008u
+#define PAGEMAP_SWAPBACKED 0x0010u
+#define PAGEMAP_MAPPEDDISK 0x0020u
+#define PAGEMAP_BUFFERS 0x0040u
+
+#define trace_pagemap_flags(folio) ( \
+ (folio_test_anon(folio) ? PAGEMAP_ANONYMOUS : PAGEMAP_FILE) | \
+ (folio_mapped(folio) ? PAGEMAP_MAPPED : 0) | \
+ (folio_test_swapcache(folio) ? PAGEMAP_SWAPCACHE : 0) | \
+ (folio_test_swapbacked(folio) ? PAGEMAP_SWAPBACKED : 0) | \
+ (folio_test_mappedtodisk(folio) ? PAGEMAP_MAPPEDDISK : 0) | \
+ (folio_test_private(folio) ? PAGEMAP_BUFFERS : 0) \
+ )
+
+TRACE_EVENT(mm_lru_insertion,
+
+ TP_PROTO(struct folio *folio),
+
+ TP_ARGS(folio),
+
+ TP_STRUCT__entry(
+ __field(struct folio *, folio )
+ __field(unsigned long, pfn )
+ __field(enum lru_list, lru )
+ __field(unsigned long, flags )
+ ),
+
+ TP_fast_assign(
+ __entry->folio = folio;
+ __entry->pfn = folio_pfn(folio);
+ __entry->lru = folio_lru_list(folio);
+ __entry->flags = trace_pagemap_flags(folio);
+ ),
+
+ /* Flag format is based on page-types.c formatting for pagemap */
+ TP_printk("folio=%p pfn=0x%lx lru=%d flags=%s%s%s%s%s%s",
+ __entry->folio,
+ __entry->pfn,
+ __entry->lru,
+ __entry->flags & PAGEMAP_MAPPED ? "M" : " ",
+ __entry->flags & PAGEMAP_ANONYMOUS ? "a" : "f",
+ __entry->flags & PAGEMAP_SWAPCACHE ? "s" : " ",
+ __entry->flags & PAGEMAP_SWAPBACKED ? "b" : " ",
+ __entry->flags & PAGEMAP_MAPPEDDISK ? "d" : " ",
+ __entry->flags & PAGEMAP_BUFFERS ? "B" : " ")
+);
+
+TRACE_EVENT(mm_lru_activate,
+
+ TP_PROTO(struct folio *folio),
+
+ TP_ARGS(folio),
+
+ TP_STRUCT__entry(
+ __field(struct folio *, folio )
+ __field(unsigned long, pfn )
+ ),
+
+ TP_fast_assign(
+ __entry->folio = folio;
+ __entry->pfn = folio_pfn(folio);
+ ),
+
+ TP_printk("folio=%p pfn=0x%lx", __entry->folio, __entry->pfn)
+);
+
+#endif /* _TRACE_PAGEMAP_H */
+
+/* This part must be outside protection */
+#include <trace/define_trace.h>