Commit 3478c732 authored by Josef Bacik's avatar Josef Bacik Committed by David Sterba
Browse files

btrfs: remove unnecessary extent root check in btrfs_defrag_leaves 



We only defrag leaves on roots that have SHAREABLE set, so we don't need
to check if we're the extent root as it doesn't have SHAREABLE set.

Signed-off-by: default avatarJosef Bacik <josef@toxicpanda.com>
Reviewed-by: default avatarDavid Sterba <dsterba@suse.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent 826582ca

fs/btrfs/tree-defrag.c

+0 −8
Original line number Diff line number Diff line
@@ -27,14 +27,6 @@ int btrfs_defrag_leaves(struct btrfs_trans_handle *trans, 
	int next_key_ret = 0;

	u64 last_ret = 0;



	if (root->fs_info->extent_root == root) {

		/*

		 * there's recursion here right now in the tree locking,

		 * we can't defrag the extent root without deadlock

		 */

		goto out;

	}



	if (!test_bit(BTRFS_ROOT_SHAREABLE, &root->state))

		goto out;