diff options
| author | Kent Overstreet <kent.overstreet@gmail.com> | 2021-04-29 00:21:54 -0400 |
|---|---|---|
| committer | Kent Overstreet <kent.overstreet@gmail.com> | 2021-05-19 15:33:46 -0400 |
| commit | c733bba23f4f50aef51d85dfcdc6e4fde00dac21 (patch) | |
| tree | 379c2cca04798d3ece128ec655b5685beb3694fb | |
| parent | c13ce5c85f9baf1fdbc643c21637f1c07033c750 (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 da0b45787ed3..c79338c8ebf7 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, |