blob: 46c89c1e460c595e75e6f41e9360b31db36e251d [file] [log] [blame]
Greg Kroah-Hartmanb2441312017-11-01 15:07:57 +01001/* SPDX-License-Identifier: GPL-2.0 */
Robert Jarzmikfe0bfaa2013-04-29 15:06:10 -07002#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>
Jeff Layton5660e132017-07-06 07:02:25 -040014#include <linux/errseq.h>
Robert Jarzmikfe0bfaa2013-04-29 15:06:10 -070015
16DECLARE_EVENT_CLASS(mm_filemap_op_page_cache,
17
Matthew Wilcox (Oracle)a0580c62021-07-23 09:29:46 -040018 TP_PROTO(struct folio *folio),
Robert Jarzmikfe0bfaa2013-04-29 15:06:10 -070019
Matthew Wilcox (Oracle)a0580c62021-07-23 09:29:46 -040020 TP_ARGS(folio),
Robert Jarzmikfe0bfaa2013-04-29 15:06:10 -070021
22 TP_STRUCT__entry(
Namhyung Kim9fdd8a82015-04-06 14:36:09 +090023 __field(unsigned long, pfn)
Robert Jarzmikfe0bfaa2013-04-29 15:06:10 -070024 __field(unsigned long, i_ino)
25 __field(unsigned long, index)
26 __field(dev_t, s_dev)
Matthew Wilcox (Oracle)a0580c62021-07-23 09:29:46 -040027 __field(unsigned char, order)
Robert Jarzmikfe0bfaa2013-04-29 15:06:10 -070028 ),
29
30 TP_fast_assign(
Matthew Wilcox (Oracle)a0580c62021-07-23 09:29:46 -040031 __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;
Robert Jarzmikfe0bfaa2013-04-29 15:06:10 -070036 else
Matthew Wilcox (Oracle)a0580c62021-07-23 09:29:46 -040037 __entry->s_dev = folio->mapping->host->i_rdev;
38 __entry->order = folio_order(folio);
Robert Jarzmikfe0bfaa2013-04-29 15:06:10 -070039 ),
40
Matthew Wilcox (Oracle)a0580c62021-07-23 09:29:46 -040041 TP_printk("dev %d:%d ino %lx pfn=0x%lx ofs=%lu order=%u",
Robert Jarzmikfe0bfaa2013-04-29 15:06:10 -070042 MAJOR(__entry->s_dev), MINOR(__entry->s_dev),
43 __entry->i_ino,
Namhyung Kim9fdd8a82015-04-06 14:36:09 +090044 __entry->pfn,
Matthew Wilcox (Oracle)a0580c62021-07-23 09:29:46 -040045 __entry->index << PAGE_SHIFT,
46 __entry->order)
Robert Jarzmikfe0bfaa2013-04-29 15:06:10 -070047);
48
49DEFINE_EVENT(mm_filemap_op_page_cache, mm_filemap_delete_from_page_cache,
Matthew Wilcox (Oracle)a0580c62021-07-23 09:29:46 -040050 TP_PROTO(struct folio *folio),
51 TP_ARGS(folio)
Robert Jarzmikfe0bfaa2013-04-29 15:06:10 -070052 );
53
54DEFINE_EVENT(mm_filemap_op_page_cache, mm_filemap_add_to_page_cache,
Matthew Wilcox (Oracle)a0580c62021-07-23 09:29:46 -040055 TP_PROTO(struct folio *folio),
56 TP_ARGS(folio)
Robert Jarzmikfe0bfaa2013-04-29 15:06:10 -070057 );
58
Jeff Layton5660e132017-07-06 07:02:25 -040059TRACE_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(
Peter Zijlstra04ae87a2019-10-24 22:26:59 +020090 __field(struct file *, file)
Jeff Layton5660e132017-07-06 07:02:25 -040091 __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);
Robert Jarzmikfe0bfaa2013-04-29 15:06:10 -0700115#endif /* _TRACE_FILEMAP_H */
116
117/* This part must be outside protection */
118#include <trace/define_trace.h>