tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1#undef TRACE_SYSTEM
2#define TRACE_SYSTEM jbd2
3
4#if !defined(_TRACE_JBD2_H) || defined(TRACE_HEADER_MULTI_READ)
5#define _TRACE_JBD2_H
6
7#include <linux/jbd2.h>
8#include <linux/tracepoint.h>
9
10struct transaction_chp_stats_s;
11struct transaction_run_stats_s;
12
13TRACE_EVENT(jbd2_checkpoint,
14
15 TP_PROTO(journal_t *journal, int result),
16
17 TP_ARGS(journal, result),
18
19 TP_STRUCT__entry(
20 __field( dev_t, dev )
21 __field( int, result )
22 ),
23
24 TP_fast_assign(
25 __entry->dev = journal->j_fs_dev->bd_dev;
26 __entry->result = result;
27 ),
28
29 TP_printk("dev %d,%d result %d",
30 MAJOR(__entry->dev), MINOR(__entry->dev), __entry->result)
31);
32
33DECLARE_EVENT_CLASS(jbd2_commit,
34
35 TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
36
37 TP_ARGS(journal, commit_transaction),
38
39 TP_STRUCT__entry(
40 __field( dev_t, dev )
41 __field( char, sync_commit )
42 __field( int, transaction )
43 ),
44
45 TP_fast_assign(
46 __entry->dev = journal->j_fs_dev->bd_dev;
47 __entry->sync_commit = commit_transaction->t_synchronous_commit;
48 __entry->transaction = commit_transaction->t_tid;
49 ),
50
51 TP_printk("dev %d,%d transaction %d sync %d",
52 MAJOR(__entry->dev), MINOR(__entry->dev),
53 __entry->transaction, __entry->sync_commit)
54);
55
56DEFINE_EVENT(jbd2_commit, jbd2_start_commit,
57
58 TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
59
60 TP_ARGS(journal, commit_transaction)
61);
62
63DEFINE_EVENT(jbd2_commit, jbd2_commit_locking,
64
65 TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
66
67 TP_ARGS(journal, commit_transaction)
68);
69
70DEFINE_EVENT(jbd2_commit, jbd2_commit_flushing,
71
72 TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
73
74 TP_ARGS(journal, commit_transaction)
75);
76
77DEFINE_EVENT(jbd2_commit, jbd2_commit_logging,
78
79 TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
80
81 TP_ARGS(journal, commit_transaction)
82);
83
84TRACE_EVENT(jbd2_end_commit,
85 TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
86
87 TP_ARGS(journal, commit_transaction),
88
89 TP_STRUCT__entry(
90 __field( dev_t, dev )
91 __field( char, sync_commit )
92 __field( int, transaction )
93 __field( int, head )
94 ),
95
96 TP_fast_assign(
97 __entry->dev = journal->j_fs_dev->bd_dev;
98 __entry->sync_commit = commit_transaction->t_synchronous_commit;
99 __entry->transaction = commit_transaction->t_tid;
100 __entry->head = journal->j_tail_sequence;
101 ),
102
103 TP_printk("dev %d,%d transaction %d sync %d head %d",
104 MAJOR(__entry->dev), MINOR(__entry->dev),
105 __entry->transaction, __entry->sync_commit, __entry->head)
106);
107
108TRACE_EVENT(jbd2_submit_inode_data,
109 TP_PROTO(struct inode *inode),
110
111 TP_ARGS(inode),
112
113 TP_STRUCT__entry(
114 __field( dev_t, dev )
115 __field( ino_t, ino )
116 ),
117
118 TP_fast_assign(
119 __entry->dev = inode->i_sb->s_dev;
120 __entry->ino = inode->i_ino;
121 ),
122
123 TP_printk("dev %d,%d ino %lu",
124 MAJOR(__entry->dev), MINOR(__entry->dev),
125 (unsigned long) __entry->ino)
126);
127
128TRACE_EVENT(jbd2_run_stats,
129 TP_PROTO(dev_t dev, unsigned long tid,
130 struct transaction_run_stats_s *stats),
131
132 TP_ARGS(dev, tid, stats),
133
134 TP_STRUCT__entry(
135 __field( dev_t, dev )
136 __field( unsigned long, tid )
137 __field( unsigned long, wait )
138 __field( unsigned long, running )
139 __field( unsigned long, locked )
140 __field( unsigned long, flushing )
141 __field( unsigned long, logging )
142 __field( __u32, handle_count )
143 __field( __u32, blocks )
144 __field( __u32, blocks_logged )
145 ),
146
147 TP_fast_assign(
148 __entry->dev = dev;
149 __entry->tid = tid;
150 __entry->wait = stats->rs_wait;
151 __entry->running = stats->rs_running;
152 __entry->locked = stats->rs_locked;
153 __entry->flushing = stats->rs_flushing;
154 __entry->logging = stats->rs_logging;
155 __entry->handle_count = stats->rs_handle_count;
156 __entry->blocks = stats->rs_blocks;
157 __entry->blocks_logged = stats->rs_blocks_logged;
158 ),
159
160 TP_printk("dev %d,%d tid %lu wait %u running %u locked %u flushing %u "
161 "logging %u handle_count %u blocks %u blocks_logged %u",
162 MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
163 jiffies_to_msecs(__entry->wait),
164 jiffies_to_msecs(__entry->running),
165 jiffies_to_msecs(__entry->locked),
166 jiffies_to_msecs(__entry->flushing),
167 jiffies_to_msecs(__entry->logging),
168 __entry->handle_count, __entry->blocks,
169 __entry->blocks_logged)
170);
171
172TRACE_EVENT(jbd2_checkpoint_stats,
173 TP_PROTO(dev_t dev, unsigned long tid,
174 struct transaction_chp_stats_s *stats),
175
176 TP_ARGS(dev, tid, stats),
177
178 TP_STRUCT__entry(
179 __field( dev_t, dev )
180 __field( unsigned long, tid )
181 __field( unsigned long, chp_time )
182 __field( __u32, forced_to_close )
183 __field( __u32, written )
184 __field( __u32, dropped )
185 ),
186
187 TP_fast_assign(
188 __entry->dev = dev;
189 __entry->tid = tid;
190 __entry->chp_time = stats->cs_chp_time;
191 __entry->forced_to_close= stats->cs_forced_to_close;
192 __entry->written = stats->cs_written;
193 __entry->dropped = stats->cs_dropped;
194 ),
195
196 TP_printk("dev %d,%d tid %lu chp_time %u forced_to_close %u "
197 "written %u dropped %u",
198 MAJOR(__entry->dev), MINOR(__entry->dev), __entry->tid,
199 jiffies_to_msecs(__entry->chp_time),
200 __entry->forced_to_close, __entry->written, __entry->dropped)
201);
202
203TRACE_EVENT(jbd2_cleanup_journal_tail,
204
205 TP_PROTO(journal_t *journal, tid_t first_tid,
206 unsigned long block_nr, unsigned long freed),
207
208 TP_ARGS(journal, first_tid, block_nr, freed),
209
210 TP_STRUCT__entry(
211 __field( dev_t, dev )
212 __field( tid_t, tail_sequence )
213 __field( tid_t, first_tid )
214 __field(unsigned long, block_nr )
215 __field(unsigned long, freed )
216 ),
217
218 TP_fast_assign(
219 __entry->dev = journal->j_fs_dev->bd_dev;
220 __entry->tail_sequence = journal->j_tail_sequence;
221 __entry->first_tid = first_tid;
222 __entry->block_nr = block_nr;
223 __entry->freed = freed;
224 ),
225
226 TP_printk("dev %d,%d from %u to %u offset %lu freed %lu",
227 MAJOR(__entry->dev), MINOR(__entry->dev),
228 __entry->tail_sequence, __entry->first_tid,
229 __entry->block_nr, __entry->freed)
230);
231
232#endif /* _TRACE_JBD2_H */
233
234/* This part must be outside protection */
235#include <trace/define_trace.h>