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-rw-r--r--fs/btrfs/delayed-ref.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/btrfs/delayed-ref.c b/fs/btrfs/delayed-ref.c
index e4579e66a57a..c61af9012a82 100644
--- a/fs/btrfs/delayed-ref.c
+++ b/fs/btrfs/delayed-ref.c
@@ -506,6 +506,7 @@ struct btrfs_delayed_ref_head *btrfs_select_ref_head(
{
struct btrfs_delayed_ref_head *head;
+ lockdep_assert_held(&delayed_refs->lock);
again:
head = find_ref_head(delayed_refs, delayed_refs->run_delayed_start,
true);