diff options
| author | Jan Kara <jack@suse.cz> | 2019-11-05 19:44:30 +0300 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2019-11-06 00:00:49 +0300 |
| commit | 0094f981bbaca3ae707c95c5e5977429d29c2dd0 (patch) | |
| tree | 9f8af9460ef35d2585fe197c8146fa6167d3f69e /fs/jbd2 | |
| parent | 83448bdfb59731c2f54784ed3f4a93ff95be6e7e (diff) | |
| download | linux-0094f981bbaca3ae707c95c5e5977429d29c2dd0.tar.xz | |
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 'fs/jbd2')
| -rw-r--r-- | fs/jbd2/transaction.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/fs/jbd2/transaction.c b/fs/jbd2/transaction.c index 8f11b2d48ca0..a3374c1a3d41 100644 --- a/fs/jbd2/transaction.c +++ b/fs/jbd2/transaction.c @@ -747,6 +747,7 @@ int jbd2__journal_restart(handle_t *handle, int nblocks, int revoke_records, journal_t *journal; tid_t tid; int need_to_start; + int ret; /* If we've had an abort of any type, don't even think about * actually doing the restart! */ @@ -776,7 +777,12 @@ int jbd2__journal_restart(handle_t *handle, int nblocks, int revoke_records, DIV_ROUND_UP(revoke_records, journal->j_revoke_records_per_block); handle->h_revoke_credits = revoke_records; - return start_this_handle(journal, handle, gfp_mask); + ret = start_this_handle(journal, handle, gfp_mask); + trace_jbd2_handle_restart(journal->j_fs_dev->bd_dev, + ret ? 0 : handle->h_transaction->t_tid, + handle->h_type, handle->h_line_no, + handle->h_total_credits); + return ret; } EXPORT_SYMBOL(jbd2__journal_restart); |