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ext4: do not call FC trace event in ext4_fc_commit() if FS does not support FC

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This just puts trace_ext4_fc_commit_start(sb) & ktime_get()
for measuring FC commit time, after the check of whether sb
supports JOURNAL_FAST_COMMIT or not.

Signed-off-by: Ritesh Harjani <riteshh@linux.ibm.com>
Reviewed-by: Harshad Shirwadkar <harshadshirwadkar@gmail.com>
Reviewed-by: Jan Kara <jack@suse.cz>
Link: https://lore.kernel.org/r/d53cf3e535924ec0a1eb41a560e96561b0727e7a.1647057583.git.riteshh@linux.ibm.com
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
This commit is contained in:
Ritesh Harjani 2022-03-12 11:09:49 +05:30 committed by Theodore Ts'o
parent 8cb5a30372
commit 7f14244084
1 changed files with 3 additions and 3 deletions
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6
fs/ext4/fast_commit.c
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@ -1165,13 +1165,13 @@ int ext4_fc_commit(journal_t *journal, tid_t commit_tid)
int status = EXT4_FC_STATUS_OK, fc_bufs_before = 0;
ktime_t start_time, commit_time;
if (!test_opt2(sb, JOURNAL_FAST_COMMIT))
return jbd2_complete_transaction(journal, commit_tid);
trace_ext4_fc_commit_start(sb);
start_time = ktime_get();
if (!test_opt2(sb, JOURNAL_FAST_COMMIT))
return jbd2_complete_transaction(journal, commit_tid);
restart_fc:
ret = jbd2_fc_begin_commit(journal, commit_tid);
if (ret == -EALREADY) {