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| author |   Jan Kara <jack@suse.cz> | 2019-11-05 17:44:30 +0100 |
|---|---|---|
| committer |   Theodore Ts'o <tytso@mit.edu> | 2019-11-05 16:00:49 -0500 |
| commit | 0094f981bbaca3ae707c95c5e5977429d29c2dd0 (patch) | |
| tree | 9f8af9460ef35d2585fe197c8146fa6167d3f69e /include/trace | |
| parent | ext4: Reserve revoke credits for freed blocks (diff) | |
| download | linux-dev-0094f981bbaca3ae707c95c5e5977429d29c2dd0.tar.xz linux-dev-0094f981bbaca3ae707c95c5e5977429d29c2dd0.zip | |
jbd2: Provide trace event for handle restarts
Provide trace event for handle restarts to ease debugging.
Reviewed-by: Theodore Ts'o <tytso@mit.edu>
Signed-off-by: Jan Kara <jack@suse.cz>
Link: https://lore.kernel.org/r/20191105164437.32602-24-jack@suse.cz
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Diffstat (limited to 'include/trace')
| -rw-r--r-- | include/trace/events/jbd2.h | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/include/trace/events/jbd2.h b/include/trace/events/jbd2.h index 2310b259329f..d16a32867f3a 100644 --- a/include/trace/events/jbd2.h +++ b/include/trace/events/jbd2.h @@ -133,7 +133,7 @@ TRACE_EVENT(jbd2_submit_inode_data, (unsigned long) __entry->ino) ); -TRACE_EVENT(jbd2_handle_start, +DECLARE_EVENT_CLASS(jbd2_handle_start_class, TP_PROTO(dev_t dev, unsigned long tid, unsigned int type, unsigned int line_no, int requested_blocks), @@ -161,6 +161,20 @@ TRACE_EVENT(jbd2_handle_start, __entry->type, __entry->line_no, __entry->requested_blocks) ); +DEFINE_EVENT(jbd2_handle_start_class, jbd2_handle_start, + TP_PROTO(dev_t dev, unsigned long tid, unsigned int type, + unsigned int line_no, int requested_blocks), + + TP_ARGS(dev, tid, type, line_no, requested_blocks) +); + +DEFINE_EVENT(jbd2_handle_start_class, jbd2_handle_restart, + TP_PROTO(dev_t dev, unsigned long tid, unsigned int type, + unsigned int line_no, int requested_blocks), + + TP_ARGS(dev, tid, type, line_no, requested_blocks) +); + TRACE_EVENT(jbd2_handle_extend, TP_PROTO(dev_t dev, unsigned long tid, unsigned int type, unsigned int line_no, int buffer_credits, |