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| author | Theodore Ts'o <tytso@mit.edu> | 2018-02-18 20:53:23 -0500 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2018-02-18 20:53:23 -0500 |
| commit | ccf0f32acd436b9e554303fd571f1bbf5f49d8e2 (patch) | |
| tree | 5d330ee65e4c6a62946974c35cb0c17646548f74 /include/trace | |
| parent | 7928b2cbe55b2a410a0f5c1f154610059c57b1b2 (diff) | |
| download | linux-0-day-ccf0f32acd436b9e554303fd571f1bbf5f49d8e2.tar.gz linux-0-day-ccf0f32acd436b9e554303fd571f1bbf5f49d8e2.tar.xz | |
ext4: add tracepoints for shutdown and file system errors
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Diffstat (limited to 'include/trace')
| -rw-r--r-- | include/trace/events/ext4.h | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/include/trace/events/ext4.h b/include/trace/events/ext4.h index 4d0e3af4e5617..0e31eb136c573 100644 --- a/include/trace/events/ext4.h +++ b/include/trace/events/ext4.h @@ -2585,6 +2585,49 @@ DEFINE_GETFSMAP_EVENT(ext4_getfsmap_low_key); DEFINE_GETFSMAP_EVENT(ext4_getfsmap_high_key); DEFINE_GETFSMAP_EVENT(ext4_getfsmap_mapping); +TRACE_EVENT(ext4_shutdown, + TP_PROTO(struct super_block *sb, unsigned long flags), + + TP_ARGS(sb, flags), + + TP_STRUCT__entry( + __field( dev_t, dev ) + __field( unsigned, flags ) + ), + + TP_fast_assign( + __entry->dev = sb->s_dev; + __entry->flags = flags; + ), + + TP_printk("dev %d,%d flags %u", + MAJOR(__entry->dev), MINOR(__entry->dev), + __entry->flags) +); + +TRACE_EVENT(ext4_error, + TP_PROTO(struct super_block *sb, const char *function, + unsigned int line), + + TP_ARGS(sb, function, line), + + TP_STRUCT__entry( + __field( dev_t, dev ) + __field( const char *, function ) + __field( unsigned, line ) + ), + + TP_fast_assign( + __entry->dev = sb->s_dev; + __entry->function = function; + __entry->line = line; + ), + + TP_printk("dev %d,%d function %s line %u", + MAJOR(__entry->dev), MINOR(__entry->dev), + __entry->function, __entry->line) +); + #endif /* _TRACE_EXT4_H */ /* This part must be outside protection */ |