Commit | Line | Data |
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c6286c98 MG |
1 | #undef TRACE_SYSTEM |
2 | #define TRACE_SYSTEM pagemap | |
3 | ||
4 | #if !defined(_TRACE_PAGEMAP_H) || defined(TRACE_HEADER_MULTI_READ) | |
5 | #define _TRACE_PAGEMAP_H | |
6 | ||
7 | #include <linux/tracepoint.h> | |
8 | #include <linux/mm.h> | |
9 | ||
10 | #define PAGEMAP_MAPPED 0x0001u | |
11 | #define PAGEMAP_ANONYMOUS 0x0002u | |
12 | #define PAGEMAP_FILE 0x0004u | |
13 | #define PAGEMAP_SWAPCACHE 0x0008u | |
14 | #define PAGEMAP_SWAPBACKED 0x0010u | |
15 | #define PAGEMAP_MAPPEDDISK 0x0020u | |
16 | #define PAGEMAP_BUFFERS 0x0040u | |
17 | ||
18 | #define trace_pagemap_flags(page) ( \ | |
19 | (PageAnon(page) ? PAGEMAP_ANONYMOUS : PAGEMAP_FILE) | \ | |
20 | (page_mapped(page) ? PAGEMAP_MAPPED : 0) | \ | |
21 | (PageSwapCache(page) ? PAGEMAP_SWAPCACHE : 0) | \ | |
22 | (PageSwapBacked(page) ? PAGEMAP_SWAPBACKED : 0) | \ | |
23 | (PageMappedToDisk(page) ? PAGEMAP_MAPPEDDISK : 0) | \ | |
24 | (page_has_private(page) ? PAGEMAP_BUFFERS : 0) \ | |
25 | ) | |
26 | ||
27 | TRACE_EVENT(mm_lru_insertion, | |
28 | ||
29 | TP_PROTO( | |
30 | struct page *page, | |
24b7e581 | 31 | int lru |
c6286c98 MG |
32 | ), |
33 | ||
24b7e581 | 34 | TP_ARGS(page, lru), |
c6286c98 MG |
35 | |
36 | TP_STRUCT__entry( | |
37 | __field(struct page *, page ) | |
38 | __field(unsigned long, pfn ) | |
39 | __field(int, lru ) | |
40 | __field(unsigned long, flags ) | |
41 | ), | |
42 | ||
43 | TP_fast_assign( | |
44 | __entry->page = page; | |
24b7e581 | 45 | __entry->pfn = page_to_pfn(page); |
c6286c98 | 46 | __entry->lru = lru; |
24b7e581 | 47 | __entry->flags = trace_pagemap_flags(page); |
c6286c98 MG |
48 | ), |
49 | ||
50 | /* Flag format is based on page-types.c formatting for pagemap */ | |
51 | TP_printk("page=%p pfn=%lu lru=%d flags=%s%s%s%s%s%s", | |
52 | __entry->page, | |
53 | __entry->pfn, | |
54 | __entry->lru, | |
55 | __entry->flags & PAGEMAP_MAPPED ? "M" : " ", | |
56 | __entry->flags & PAGEMAP_ANONYMOUS ? "a" : "f", | |
57 | __entry->flags & PAGEMAP_SWAPCACHE ? "s" : " ", | |
58 | __entry->flags & PAGEMAP_SWAPBACKED ? "b" : " ", | |
59 | __entry->flags & PAGEMAP_MAPPEDDISK ? "d" : " ", | |
60 | __entry->flags & PAGEMAP_BUFFERS ? "B" : " ") | |
61 | ); | |
62 | ||
63 | TRACE_EVENT(mm_lru_activate, | |
64 | ||
24b7e581 | 65 | TP_PROTO(struct page *page), |
c6286c98 | 66 | |
24b7e581 | 67 | TP_ARGS(page), |
c6286c98 MG |
68 | |
69 | TP_STRUCT__entry( | |
70 | __field(struct page *, page ) | |
71 | __field(unsigned long, pfn ) | |
72 | ), | |
73 | ||
74 | TP_fast_assign( | |
75 | __entry->page = page; | |
24b7e581 | 76 | __entry->pfn = page_to_pfn(page); |
c6286c98 MG |
77 | ), |
78 | ||
79 | /* Flag format is based on page-types.c formatting for pagemap */ | |
80 | TP_printk("page=%p pfn=%lu", __entry->page, __entry->pfn) | |
81 | ||
82 | ); | |
83 | ||
84 | #endif /* _TRACE_PAGEMAP_H */ | |
85 | ||
86 | /* This part must be outside protection */ | |
87 | #include <trace/define_trace.h> |