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-rw-r--r--include/trace/events/bcache.h271
1 files changed, 271 insertions, 0 deletions
diff --git a/include/trace/events/bcache.h b/include/trace/events/bcache.h
new file mode 100644
index 000000000000..3cc5a0b278c3
--- /dev/null
+++ b/include/trace/events/bcache.h
@@ -0,0 +1,271 @@
1#undef TRACE_SYSTEM
2#define TRACE_SYSTEM bcache
3
4#if !defined(_TRACE_BCACHE_H) || defined(TRACE_HEADER_MULTI_READ)
5#define _TRACE_BCACHE_H
6
7#include <linux/tracepoint.h>
8
9struct search;
10
11DECLARE_EVENT_CLASS(bcache_request,
12
13 TP_PROTO(struct search *s, struct bio *bio),
14
15 TP_ARGS(s, bio),
16
17 TP_STRUCT__entry(
18 __field(dev_t, dev )
19 __field(unsigned int, orig_major )
20 __field(unsigned int, orig_minor )
21 __field(sector_t, sector )
22 __field(dev_t, orig_sector )
23 __field(unsigned int, nr_sector )
24 __array(char, rwbs, 6 )
25 __array(char, comm, TASK_COMM_LEN )
26 ),
27
28 TP_fast_assign(
29 __entry->dev = bio->bi_bdev->bd_dev;
30 __entry->orig_major = s->d->disk->major;
31 __entry->orig_minor = s->d->disk->first_minor;
32 __entry->sector = bio->bi_sector;
33 __entry->orig_sector = bio->bi_sector - 16;
34 __entry->nr_sector = bio->bi_size >> 9;
35 blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_size);
36 memcpy(__entry->comm, current->comm, TASK_COMM_LEN);
37 ),
38
39 TP_printk("%d,%d %s %llu + %u [%s] (from %d,%d @ %llu)",
40 MAJOR(__entry->dev), MINOR(__entry->dev),
41 __entry->rwbs,
42 (unsigned long long)__entry->sector,
43 __entry->nr_sector, __entry->comm,
44 __entry->orig_major, __entry->orig_minor,
45 (unsigned long long)__entry->orig_sector)
46);
47
48DEFINE_EVENT(bcache_request, bcache_request_start,
49
50 TP_PROTO(struct search *s, struct bio *bio),
51
52 TP_ARGS(s, bio)
53);
54
55DEFINE_EVENT(bcache_request, bcache_request_end,
56
57 TP_PROTO(struct search *s, struct bio *bio),
58
59 TP_ARGS(s, bio)
60);
61
62DECLARE_EVENT_CLASS(bcache_bio,
63
64 TP_PROTO(struct bio *bio),
65
66 TP_ARGS(bio),
67
68 TP_STRUCT__entry(
69 __field(dev_t, dev )
70 __field(sector_t, sector )
71 __field(unsigned int, nr_sector )
72 __array(char, rwbs, 6 )
73 __array(char, comm, TASK_COMM_LEN )
74 ),
75
76 TP_fast_assign(
77 __entry->dev = bio->bi_bdev->bd_dev;
78 __entry->sector = bio->bi_sector;
79 __entry->nr_sector = bio->bi_size >> 9;
80 blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_size);
81 memcpy(__entry->comm, current->comm, TASK_COMM_LEN);
82 ),
83
84 TP_printk("%d,%d %s %llu + %u [%s]",
85 MAJOR(__entry->dev), MINOR(__entry->dev),
86 __entry->rwbs,
87 (unsigned long long)__entry->sector,
88 __entry->nr_sector, __entry->comm)
89);
90
91
92DEFINE_EVENT(bcache_bio, bcache_passthrough,
93
94 TP_PROTO(struct bio *bio),
95
96 TP_ARGS(bio)
97);
98
99DEFINE_EVENT(bcache_bio, bcache_cache_hit,
100
101 TP_PROTO(struct bio *bio),
102
103 TP_ARGS(bio)
104);
105
106DEFINE_EVENT(bcache_bio, bcache_cache_miss,
107
108 TP_PROTO(struct bio *bio),
109
110 TP_ARGS(bio)
111);
112
113DEFINE_EVENT(bcache_bio, bcache_read_retry,
114
115 TP_PROTO(struct bio *bio),
116
117 TP_ARGS(bio)
118);
119
120DEFINE_EVENT(bcache_bio, bcache_writethrough,
121
122 TP_PROTO(struct bio *bio),
123
124 TP_ARGS(bio)
125);
126
127DEFINE_EVENT(bcache_bio, bcache_writeback,
128
129 TP_PROTO(struct bio *bio),
130
131 TP_ARGS(bio)
132);
133
134DEFINE_EVENT(bcache_bio, bcache_write_skip,
135
136 TP_PROTO(struct bio *bio),
137
138 TP_ARGS(bio)
139);
140
141DEFINE_EVENT(bcache_bio, bcache_btree_read,
142
143 TP_PROTO(struct bio *bio),
144
145 TP_ARGS(bio)
146);
147
148DEFINE_EVENT(bcache_bio, bcache_btree_write,
149
150 TP_PROTO(struct bio *bio),
151
152 TP_ARGS(bio)
153);
154
155DEFINE_EVENT(bcache_bio, bcache_write_dirty,
156
157 TP_PROTO(struct bio *bio),
158
159 TP_ARGS(bio)
160);
161
162DEFINE_EVENT(bcache_bio, bcache_read_dirty,
163
164 TP_PROTO(struct bio *bio),
165
166 TP_ARGS(bio)
167);
168
169DEFINE_EVENT(bcache_bio, bcache_write_moving,
170
171 TP_PROTO(struct bio *bio),
172
173 TP_ARGS(bio)
174);
175
176DEFINE_EVENT(bcache_bio, bcache_read_moving,
177
178 TP_PROTO(struct bio *bio),
179
180 TP_ARGS(bio)
181);
182
183DEFINE_EVENT(bcache_bio, bcache_journal_write,
184
185 TP_PROTO(struct bio *bio),
186
187 TP_ARGS(bio)
188);
189
190DECLARE_EVENT_CLASS(bcache_cache_bio,
191
192 TP_PROTO(struct bio *bio,
193 sector_t orig_sector,
194 struct block_device* orig_bdev),
195
196 TP_ARGS(bio, orig_sector, orig_bdev),
197
198 TP_STRUCT__entry(
199 __field(dev_t, dev )
200 __field(dev_t, orig_dev )
201 __field(sector_t, sector )
202 __field(sector_t, orig_sector )
203 __field(unsigned int, nr_sector )
204 __array(char, rwbs, 6 )
205 __array(char, comm, TASK_COMM_LEN )
206 ),
207
208 TP_fast_assign(
209 __entry->dev = bio->bi_bdev->bd_dev;
210 __entry->orig_dev = orig_bdev->bd_dev;
211 __entry->sector = bio->bi_sector;
212 __entry->orig_sector = orig_sector;
213 __entry->nr_sector = bio->bi_size >> 9;
214 blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_size);
215 memcpy(__entry->comm, current->comm, TASK_COMM_LEN);
216 ),
217
218 TP_printk("%d,%d %s %llu + %u [%s] (from %d,%d %llu)",
219 MAJOR(__entry->dev), MINOR(__entry->dev),
220 __entry->rwbs,
221 (unsigned long long)__entry->sector,
222 __entry->nr_sector, __entry->comm,
223 MAJOR(__entry->orig_dev), MINOR(__entry->orig_dev),
224 (unsigned long long)__entry->orig_sector)
225);
226
227DEFINE_EVENT(bcache_cache_bio, bcache_cache_insert,
228
229 TP_PROTO(struct bio *bio,
230 sector_t orig_sector,
231 struct block_device *orig_bdev),
232
233 TP_ARGS(bio, orig_sector, orig_bdev)
234);
235
236DECLARE_EVENT_CLASS(bcache_gc,
237
238 TP_PROTO(uint8_t *uuid),
239
240 TP_ARGS(uuid),
241
242 TP_STRUCT__entry(
243 __field(uint8_t *, uuid)
244 ),
245
246 TP_fast_assign(
247 __entry->uuid = uuid;
248 ),
249
250 TP_printk("%pU", __entry->uuid)
251);
252
253
254DEFINE_EVENT(bcache_gc, bcache_gc_start,
255
256 TP_PROTO(uint8_t *uuid),
257
258 TP_ARGS(uuid)
259);
260
261DEFINE_EVENT(bcache_gc, bcache_gc_end,
262
263 TP_PROTO(uint8_t *uuid),
264
265 TP_ARGS(uuid)
266);
267
268#endif /* _TRACE_BCACHE_H */
269
270/* This part must be outside protection */
271#include <trace/define_trace.h>
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-18 07:41:16 -0500