Commit 055903c4 authored by Filipe Manana's avatar Filipe Manana Committed by David Sterba
Browse files

btrfs: use helper to find first ref head at btrfs_destroy_delayed_refs() 



Instead of open coding it, use the find_first_ref_head() helper at
btrfs_destroy_delayed_refs(). This avoids duplicating the logic,
specially with the upcoming changes in subsequent patches.

Reviewed-by: default avatarBoris Burkov <boris@bur.io>
Reviewed-by: default avatarQu Wenruo <wqu@suse.com>
Signed-off-by: default avatarFilipe Manana <fdmanana@suse.com>
Reviewed-by: default avatarDavid Sterba <dsterba@suse.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent 8d07a8f4

fs/btrfs/delayed-ref.c

+5 −4
Original line number Diff line number Diff line
@@ -1241,18 +1241,19 @@ bool btrfs_find_delayed_tree_ref(struct btrfs_delayed_ref_head *head, 


void btrfs_destroy_delayed_refs(struct btrfs_transaction *trans)

{

	struct rb_node *node;

	struct btrfs_delayed_ref_root *delayed_refs = &trans->delayed_refs;

	struct btrfs_fs_info *fs_info = trans->fs_info;



	spin_lock(&delayed_refs->lock);

	while ((node = rb_first_cached(&delayed_refs->href_root)) != NULL) {

	while (true) {

		struct btrfs_delayed_ref_head *head;

		struct rb_node *n;

		bool pin_bytes = false;



		head = rb_entry(node, struct btrfs_delayed_ref_head,

				href_node);

		head = find_first_ref_head(delayed_refs);

		if (!head)

			break;



		if (btrfs_delayed_ref_lock(delayed_refs, head))

			continue;