From d635711daa98be86d4c7fd01499c34f566b54ccb Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Fri, 10 Jun 2016 05:30:17 -0300 Subject: Linux-libre 4.6.2-gnu --- include/trace/events/page_ref.h | 134 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 134 insertions(+) create mode 100644 include/trace/events/page_ref.h (limited to 'include/trace/events/page_ref.h') diff --git a/include/trace/events/page_ref.h b/include/trace/events/page_ref.h new file mode 100644 index 000000000..81001f8b0 --- /dev/null +++ b/include/trace/events/page_ref.h @@ -0,0 +1,134 @@ +#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 +#include +#include +#include + +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 -- cgit v1.2.3-54-g00ecf