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btrfs: make btrfs_destroy_delayed_refs use btrfs_delete_ref_head 

Instead of open coding this stuff use the helper instead.

Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Signed-off-by: Josef Bacik <josef@toxicpanda.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Josef Bacik 2018-11-21 14:05:40 -05:00 committed by David Sterba
parent 3069bd2669
commit fa781cea3d
1 changed files with 1 additions and 6 deletions
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7
fs/btrfs/disk-io.c
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@ -4264,12 +4264,7 @@ static int btrfs_destroy_delayed_refs(struct btrfs_transaction *trans,
if (head->must_insert_reserved)
pin_bytes = true;
btrfs_free_delayed_extent_op(head->extent_op);
delayed_refs->num_heads--;
if (head->processing == 0)
delayed_refs->num_heads_ready--;
atomic_dec(&delayed_refs->num_entries);
rb_erase_cached(&head->href_node, &delayed_refs->href_root);
RB_CLEAR_NODE(&head->href_node);
btrfs_delete_ref_head(delayed_refs, head);
spin_unlock(&head->lock);
spin_unlock(&delayed_refs->lock);
mutex_unlock(&head->mutex);