diff options
Diffstat (limited to 'fs/btrfs/disk-io.c')
| -rw-r--r-- | fs/btrfs/disk-io.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index bd48bf2..8140cb0 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -3615,11 +3615,11 @@ int btrfs_destroy_delayed_refs(struct btrfs_transaction *trans, } while ((node = rb_first(&delayed_refs->root)) != NULL) { - ref = rb_entry(node, struct btrfs_delayed_ref_node, rb_node); + struct btrfs_delayed_ref_head *head = NULL; + ref = rb_entry(node, struct btrfs_delayed_ref_node, rb_node); atomic_set(&ref->refs, 1); if (btrfs_delayed_ref_is_head(ref)) { - struct btrfs_delayed_ref_head *head; head = btrfs_delayed_node_to_head(ref); if (!mutex_trylock(&head->mutex)) { @@ -3641,10 +3641,12 @@ int btrfs_destroy_delayed_refs(struct btrfs_transaction *trans, delayed_refs->num_heads_ready--; list_del_init(&head->cluster); } + ref->in_tree = 0; rb_erase(&ref->rb_node, &delayed_refs->root); delayed_refs->num_entries--; - + if (head) + mutex_unlock(&head->mutex); spin_unlock(&delayed_refs->lock); btrfs_put_delayed_ref(ref); |