bcachefs: Add missing sched_annotate_sleep() in bch2_journal_flush_se…

…q_async() Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
mariux64 · May 7, 2024 · 6e297a7 · 6e297a7
1 parent 54541c1
commit 6e297a7
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/fs/bcachefs/journal.c b/fs/bcachefs/journal.c
@@ -706,6 +706,12 @@ int bch2_journal_flush_seq_async(struct journal *j, u64 seq,
 
 		spin_unlock(&j->lock);
 
+		/*
+		 * We're called from bch2_journal_flush_seq() -> wait_event();
+		 * but this might block. We won't usually block, so we won't
+		 * livelock:
+		 */
+		sched_annotate_sleep();
 		ret = bch2_journal_res_get(j, &res, jset_u64s(0), 0);
 		if (ret)
 			return ret;