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| author | Kent Overstreet <kent.overstreet@gmail.com> | 2021-04-29 00:21:54 -0400 |
|---|---|---|
| committer | Kent Overstreet <kent.overstreet@linux.dev> | 2022-10-03 22:51:22 -0400 |
| commit | 62b71df44a70e507cdbbdd9ae40c3ec141a2582b (patch) | |
| tree | 238f0d69ffa2de052156804472ced51e8718e6e3 | |
| parent | 374f6fb92d7d7e97393c29974dc1786d9ed12723 (diff) | |
bcachefs: Add a tracepoint for when we block on journal reclaim
Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com>
| -rw-r--r-- | fs/bcachefs/btree_update_leaf.c | 2 | ||||
| -rw-r--r-- | include/trace/events/bcachefs.h | 5 |
2 files changed, 7 insertions, 0 deletions
diff --git a/fs/bcachefs/btree_update_leaf.c b/fs/bcachefs/btree_update_leaf.c index b793ab77e452..64b6e86cf90a 100644 --- a/fs/bcachefs/btree_update_leaf.c +++ b/fs/bcachefs/btree_update_leaf.c @@ -725,6 +725,8 @@ int bch2_trans_commit_error(struct btree_trans *trans, case BTREE_INSERT_NEED_JOURNAL_RECLAIM: bch2_trans_unlock(trans); + trace_trans_blocked_journal_reclaim(trans->ip); + wait_event_freezable(c->journal.reclaim_wait, (ret = journal_reclaim_wait_done(c))); if (ret < 0) diff --git a/include/trace/events/bcachefs.h b/include/trace/events/bcachefs.h index 2163651c0fe4..48dc2377930a 100644 --- a/include/trace/events/bcachefs.h +++ b/include/trace/events/bcachefs.h @@ -621,6 +621,11 @@ DEFINE_EVENT(transaction_restart, trans_restart_btree_node_reused, TP_ARGS(ip) ); +DEFINE_EVENT(transaction_restart, trans_blocked_journal_reclaim, + TP_PROTO(unsigned long ip), + TP_ARGS(ip) +); + TRACE_EVENT(trans_restart_would_deadlock, TP_PROTO(unsigned long trans_ip, unsigned long caller_ip, |