1916 					   struct btrfs_delayed_ref_head *locked_ref,  in btrfs_run_delayed_refs_for_head()  argument
1928 	lockdep_assert_held(&locked_ref->mutex);  in btrfs_run_delayed_refs_for_head()
1929 	lockdep_assert_held(&locked_ref->lock);  in btrfs_run_delayed_refs_for_head()
1931 	while ((ref = btrfs_select_delayed_ref(locked_ref))) {  in btrfs_run_delayed_refs_for_head()
1934 			spin_unlock(&locked_ref->lock);  in btrfs_run_delayed_refs_for_head()
1935 			btrfs_unselect_ref_head(delayed_refs, locked_ref);  in btrfs_run_delayed_refs_for_head()
1939 		rb_erase_cached(&ref->ref_node, &locked_ref->ref_tree);  in btrfs_run_delayed_refs_for_head()
1950 			locked_ref->ref_mod -= ref->ref_mod;  in btrfs_run_delayed_refs_for_head()
1953 			locked_ref->ref_mod += ref->ref_mod;  in btrfs_run_delayed_refs_for_head()
1963 		must_insert_reserved = locked_ref->must_insert_reserved;  in btrfs_run_delayed_refs_for_head()
1970 		locked_ref->must_insert_reserved = false;  in btrfs_run_delayed_refs_for_head()
1972 		extent_op = locked_ref->extent_op;  in btrfs_run_delayed_refs_for_head()
1973 		locked_ref->extent_op = NULL;  in btrfs_run_delayed_refs_for_head()
1974 		spin_unlock(&locked_ref->lock);  in btrfs_run_delayed_refs_for_head()
1976 		ret = run_one_delayed_ref(trans, locked_ref, ref, extent_op,  in btrfs_run_delayed_refs_for_head()
1983 			btrfs_unselect_ref_head(delayed_refs, locked_ref);  in btrfs_run_delayed_refs_for_head()
1991 		spin_lock(&locked_ref->lock);  in btrfs_run_delayed_refs_for_head()
1992 		btrfs_merge_delayed_refs(fs_info, delayed_refs, locked_ref);  in btrfs_run_delayed_refs_for_head()
2007 	struct btrfs_delayed_ref_head *locked_ref = NULL;  in __btrfs_run_delayed_refs()  local
2020 		if (!locked_ref) {  in __btrfs_run_delayed_refs()
2021 			locked_ref = btrfs_select_ref_head(fs_info, delayed_refs);  in __btrfs_run_delayed_refs()
2022 			if (IS_ERR_OR_NULL(locked_ref)) {  in __btrfs_run_delayed_refs()
2023 				if (PTR_ERR(locked_ref) == -EAGAIN) {  in __btrfs_run_delayed_refs()
2043 		spin_lock(&locked_ref->lock);  in __btrfs_run_delayed_refs()
2044 		btrfs_merge_delayed_refs(fs_info, delayed_refs, locked_ref);  in __btrfs_run_delayed_refs()
2046 		ret = btrfs_run_delayed_refs_for_head(trans, locked_ref, &bytes_processed);  in __btrfs_run_delayed_refs()
2058 			ret = cleanup_ref_head(trans, locked_ref, &bytes_processed);  in __btrfs_run_delayed_refs()
2073 		locked_ref = NULL;  in __btrfs_run_delayed_refs()
2077 		 locked_ref);  in __btrfs_run_delayed_refs()