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-rw-r--r--fs/btrfs/disk-io.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index e22c5bbf022..7d7bc8eace8 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -3426,6 +3426,7 @@ int btrfs_destroy_delayed_refs(struct btrfs_transaction *trans,
mutex_unlock(&head->mutex);
btrfs_put_delayed_ref(ref);
+ spin_lock(&delayed_refs->lock);
continue;
}