136 lines
3.0 KiB
C
136 lines
3.0 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
#undef TRACE_SYSTEM
|
|
#define TRACE_SYSTEM page_ref
|
|
|
|
#if !defined(_TRACE_PAGE_REF_H) || defined(TRACE_HEADER_MULTI_READ)
|
|
#define _TRACE_PAGE_REF_H
|
|
|
|
#include <linux/types.h>
|
|
#include <linux/page_ref.h>
|
|
#include <linux/tracepoint.h>
|
|
#include <trace/events/mmflags.h>
|
|
|
|
DECLARE_EVENT_CLASS(page_ref_mod_template,
|
|
|
|
TP_PROTO(struct page *page, int v),
|
|
|
|
TP_ARGS(page, v),
|
|
|
|
TP_STRUCT__entry(
|
|
__field(unsigned long, pfn)
|
|
__field(unsigned long, flags)
|
|
__field(int, count)
|
|
__field(int, mapcount)
|
|
__field(void *, mapping)
|
|
__field(int, mt)
|
|
__field(int, val)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__entry->pfn = page_to_pfn(page);
|
|
__entry->flags = page->flags;
|
|
__entry->count = page_ref_count(page);
|
|
__entry->mapcount = page_mapcount(page);
|
|
__entry->mapping = page->mapping;
|
|
__entry->mt = get_pageblock_migratetype(page);
|
|
__entry->val = v;
|
|
),
|
|
|
|
TP_printk("pfn=0x%lx flags=%s count=%d mapcount=%d mapping=%p mt=%d val=%d",
|
|
__entry->pfn,
|
|
show_page_flags(__entry->flags & ((1UL << NR_PAGEFLAGS) - 1)),
|
|
__entry->count,
|
|
__entry->mapcount, __entry->mapping, __entry->mt,
|
|
__entry->val)
|
|
);
|
|
|
|
DEFINE_EVENT(page_ref_mod_template, page_ref_set,
|
|
|
|
TP_PROTO(struct page *page, int v),
|
|
|
|
TP_ARGS(page, v)
|
|
);
|
|
|
|
DEFINE_EVENT(page_ref_mod_template, page_ref_mod,
|
|
|
|
TP_PROTO(struct page *page, int v),
|
|
|
|
TP_ARGS(page, v)
|
|
);
|
|
|
|
DECLARE_EVENT_CLASS(page_ref_mod_and_test_template,
|
|
|
|
TP_PROTO(struct page *page, int v, int ret),
|
|
|
|
TP_ARGS(page, v, ret),
|
|
|
|
TP_STRUCT__entry(
|
|
__field(unsigned long, pfn)
|
|
__field(unsigned long, flags)
|
|
__field(int, count)
|
|
__field(int, mapcount)
|
|
__field(void *, mapping)
|
|
__field(int, mt)
|
|
__field(int, val)
|
|
__field(int, ret)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__entry->pfn = page_to_pfn(page);
|
|
__entry->flags = page->flags;
|
|
__entry->count = page_ref_count(page);
|
|
__entry->mapcount = page_mapcount(page);
|
|
__entry->mapping = page->mapping;
|
|
__entry->mt = get_pageblock_migratetype(page);
|
|
__entry->val = v;
|
|
__entry->ret = ret;
|
|
),
|
|
|
|
TP_printk("pfn=0x%lx flags=%s count=%d mapcount=%d mapping=%p mt=%d val=%d ret=%d",
|
|
__entry->pfn,
|
|
show_page_flags(__entry->flags & ((1UL << NR_PAGEFLAGS) - 1)),
|
|
__entry->count,
|
|
__entry->mapcount, __entry->mapping, __entry->mt,
|
|
__entry->val, __entry->ret)
|
|
);
|
|
|
|
DEFINE_EVENT(page_ref_mod_and_test_template, page_ref_mod_and_test,
|
|
|
|
TP_PROTO(struct page *page, int v, int ret),
|
|
|
|
TP_ARGS(page, v, ret)
|
|
);
|
|
|
|
DEFINE_EVENT(page_ref_mod_and_test_template, page_ref_mod_and_return,
|
|
|
|
TP_PROTO(struct page *page, int v, int ret),
|
|
|
|
TP_ARGS(page, v, ret)
|
|
);
|
|
|
|
DEFINE_EVENT(page_ref_mod_and_test_template, page_ref_mod_unless,
|
|
|
|
TP_PROTO(struct page *page, int v, int ret),
|
|
|
|
TP_ARGS(page, v, ret)
|
|
);
|
|
|
|
DEFINE_EVENT(page_ref_mod_and_test_template, page_ref_freeze,
|
|
|
|
TP_PROTO(struct page *page, int v, int ret),
|
|
|
|
TP_ARGS(page, v, ret)
|
|
);
|
|
|
|
DEFINE_EVENT(page_ref_mod_template, page_ref_unfreeze,
|
|
|
|
TP_PROTO(struct page *page, int v),
|
|
|
|
TP_ARGS(page, v)
|
|
);
|
|
|
|
#endif /* _TRACE_PAGE_COUNT_H */
|
|
|
|
/* This part must be outside protection */
|
|
#include <trace/define_trace.h>
|