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1/* SPDX-License-Identifier: GPL-2.0 */
2#undef TRACE_SYSTEM
3#define TRACE_SYSTEM filemap
4
5#if !defined(_TRACE_FILEMAP_H) || defined(TRACE_HEADER_MULTI_READ)
6#define _TRACE_FILEMAP_H
7
8#include <linux/types.h>
9#include <linux/tracepoint.h>
10#include <linux/mm.h>
11#include <linux/memcontrol.h>
12#include <linux/device.h>
13#include <linux/kdev_t.h>
14#include <linux/errseq.h>
15
16DECLARE_EVENT_CLASS(mm_filemap_op_page_cache,
17
18 TP_PROTO(struct page *page),
19
20 TP_ARGS(page),
21
22 TP_STRUCT__entry(
23 __field(unsigned long, pfn)
24 __field(unsigned long, i_ino)
25 __field(unsigned long, index)
26 __field(dev_t, s_dev)
27 ),
28
29 TP_fast_assign(
30 __entry->pfn = page_to_pfn(page);
31 __entry->i_ino = page->mapping->host->i_ino;
32 __entry->index = page->index;
33 if (page->mapping->host->i_sb)
34 __entry->s_dev = page->mapping->host->i_sb->s_dev;
35 else
36 __entry->s_dev = page->mapping->host->i_rdev;
37 ),
38
39 TP_printk("dev %d:%d ino %lx page=%p pfn=%lu ofs=%lu",
40 MAJOR(__entry->s_dev), MINOR(__entry->s_dev),
41 __entry->i_ino,
42 pfn_to_page(__entry->pfn),
43 __entry->pfn,
44 __entry->index << PAGE_SHIFT)
45);
46
47DEFINE_EVENT(mm_filemap_op_page_cache, mm_filemap_delete_from_page_cache,
48 TP_PROTO(struct page *page),
49 TP_ARGS(page)
50 );
51
52DEFINE_EVENT(mm_filemap_op_page_cache, mm_filemap_add_to_page_cache,
53 TP_PROTO(struct page *page),
54 TP_ARGS(page)
55 );
56
57TRACE_EVENT(filemap_set_wb_err,
58 TP_PROTO(struct address_space *mapping, errseq_t eseq),
59
60 TP_ARGS(mapping, eseq),
61
62 TP_STRUCT__entry(
63 __field(unsigned long, i_ino)
64 __field(dev_t, s_dev)
65 __field(errseq_t, errseq)
66 ),
67
68 TP_fast_assign(
69 __entry->i_ino = mapping->host->i_ino;
70 __entry->errseq = eseq;
71 if (mapping->host->i_sb)
72 __entry->s_dev = mapping->host->i_sb->s_dev;
73 else
74 __entry->s_dev = mapping->host->i_rdev;
75 ),
76
77 TP_printk("dev=%d:%d ino=0x%lx errseq=0x%x",
78 MAJOR(__entry->s_dev), MINOR(__entry->s_dev),
79 __entry->i_ino, __entry->errseq)
80);
81
82TRACE_EVENT(file_check_and_advance_wb_err,
83 TP_PROTO(struct file *file, errseq_t old),
84
85 TP_ARGS(file, old),
86
87 TP_STRUCT__entry(
88 __field(struct file *, file);
89 __field(unsigned long, i_ino)
90 __field(dev_t, s_dev)
91 __field(errseq_t, old)
92 __field(errseq_t, new)
93 ),
94
95 TP_fast_assign(
96 __entry->file = file;
97 __entry->i_ino = file->f_mapping->host->i_ino;
98 if (file->f_mapping->host->i_sb)
99 __entry->s_dev =
100 file->f_mapping->host->i_sb->s_dev;
101 else
102 __entry->s_dev =
103 file->f_mapping->host->i_rdev;
104 __entry->old = old;
105 __entry->new = file->f_wb_err;
106 ),
107
108 TP_printk("file=%p dev=%d:%d ino=0x%lx old=0x%x new=0x%x",
109 __entry->file, MAJOR(__entry->s_dev),
110 MINOR(__entry->s_dev), __entry->i_ino, __entry->old,
111 __entry->new)
112);
113#endif /* _TRACE_FILEMAP_H */
114
115/* This part must be outside protection */
116#include <trace/define_trace.h>
1/* SPDX-License-Identifier: GPL-2.0 */
2#undef TRACE_SYSTEM
3#define TRACE_SYSTEM filemap
4
5#if !defined(_TRACE_FILEMAP_H) || defined(TRACE_HEADER_MULTI_READ)
6#define _TRACE_FILEMAP_H
7
8#include <linux/types.h>
9#include <linux/tracepoint.h>
10#include <linux/mm.h>
11#include <linux/memcontrol.h>
12#include <linux/device.h>
13#include <linux/kdev_t.h>
14#include <linux/errseq.h>
15
16DECLARE_EVENT_CLASS(mm_filemap_op_page_cache,
17
18 TP_PROTO(struct folio *folio),
19
20 TP_ARGS(folio),
21
22 TP_STRUCT__entry(
23 __field(unsigned long, pfn)
24 __field(unsigned long, i_ino)
25 __field(unsigned long, index)
26 __field(dev_t, s_dev)
27 __field(unsigned char, order)
28 ),
29
30 TP_fast_assign(
31 __entry->pfn = folio_pfn(folio);
32 __entry->i_ino = folio->mapping->host->i_ino;
33 __entry->index = folio->index;
34 if (folio->mapping->host->i_sb)
35 __entry->s_dev = folio->mapping->host->i_sb->s_dev;
36 else
37 __entry->s_dev = folio->mapping->host->i_rdev;
38 __entry->order = folio_order(folio);
39 ),
40
41 TP_printk("dev %d:%d ino %lx pfn=0x%lx ofs=%lu order=%u",
42 MAJOR(__entry->s_dev), MINOR(__entry->s_dev),
43 __entry->i_ino,
44 __entry->pfn,
45 __entry->index << PAGE_SHIFT,
46 __entry->order)
47);
48
49DEFINE_EVENT(mm_filemap_op_page_cache, mm_filemap_delete_from_page_cache,
50 TP_PROTO(struct folio *folio),
51 TP_ARGS(folio)
52 );
53
54DEFINE_EVENT(mm_filemap_op_page_cache, mm_filemap_add_to_page_cache,
55 TP_PROTO(struct folio *folio),
56 TP_ARGS(folio)
57 );
58
59TRACE_EVENT(filemap_set_wb_err,
60 TP_PROTO(struct address_space *mapping, errseq_t eseq),
61
62 TP_ARGS(mapping, eseq),
63
64 TP_STRUCT__entry(
65 __field(unsigned long, i_ino)
66 __field(dev_t, s_dev)
67 __field(errseq_t, errseq)
68 ),
69
70 TP_fast_assign(
71 __entry->i_ino = mapping->host->i_ino;
72 __entry->errseq = eseq;
73 if (mapping->host->i_sb)
74 __entry->s_dev = mapping->host->i_sb->s_dev;
75 else
76 __entry->s_dev = mapping->host->i_rdev;
77 ),
78
79 TP_printk("dev=%d:%d ino=0x%lx errseq=0x%x",
80 MAJOR(__entry->s_dev), MINOR(__entry->s_dev),
81 __entry->i_ino, __entry->errseq)
82);
83
84TRACE_EVENT(file_check_and_advance_wb_err,
85 TP_PROTO(struct file *file, errseq_t old),
86
87 TP_ARGS(file, old),
88
89 TP_STRUCT__entry(
90 __field(struct file *, file)
91 __field(unsigned long, i_ino)
92 __field(dev_t, s_dev)
93 __field(errseq_t, old)
94 __field(errseq_t, new)
95 ),
96
97 TP_fast_assign(
98 __entry->file = file;
99 __entry->i_ino = file->f_mapping->host->i_ino;
100 if (file->f_mapping->host->i_sb)
101 __entry->s_dev =
102 file->f_mapping->host->i_sb->s_dev;
103 else
104 __entry->s_dev =
105 file->f_mapping->host->i_rdev;
106 __entry->old = old;
107 __entry->new = file->f_wb_err;
108 ),
109
110 TP_printk("file=%p dev=%d:%d ino=0x%lx old=0x%x new=0x%x",
111 __entry->file, MAJOR(__entry->s_dev),
112 MINOR(__entry->s_dev), __entry->i_ino, __entry->old,
113 __entry->new)
114);
115#endif /* _TRACE_FILEMAP_H */
116
117/* This part must be outside protection */
118#include <trace/define_trace.h>