57 		atomic_read(&trans->transaction->delayed_refs.num_entries);  in btrfs_should_throttle_delayed_refs()
397 int btrfs_delayed_ref_lock(struct btrfs_delayed_ref_root *delayed_refs,  in btrfs_delayed_ref_lock()  argument
400 	lockdep_assert_held(&delayed_refs->lock);  in btrfs_delayed_ref_lock()
405 	spin_unlock(&delayed_refs->lock);  in btrfs_delayed_ref_lock()
408 	spin_lock(&delayed_refs->lock);  in btrfs_delayed_ref_lock()
419 				    struct btrfs_delayed_ref_root *delayed_refs,  in drop_delayed_ref()  argument
430 	atomic_dec(&delayed_refs->num_entries);  in drop_delayed_ref()
434 		      struct btrfs_delayed_ref_root *delayed_refs,  in merge_ref()  argument
463 		drop_delayed_ref(trans, delayed_refs, head, next);  in merge_ref()
466 			drop_delayed_ref(trans, delayed_refs, head, ref);  in merge_ref()
481 			      struct btrfs_delayed_ref_root *delayed_refs,  in btrfs_merge_delayed_refs()  argument
505 		if (merge_ref(trans, delayed_refs, head, ref, seq))  in btrfs_merge_delayed_refs()
526 		struct btrfs_delayed_ref_root *delayed_refs)  in btrfs_select_ref_head()  argument
531 	head = find_ref_head(delayed_refs, delayed_refs->run_delayed_start,  in btrfs_select_ref_head()
533 	if (!head && delayed_refs->run_delayed_start != 0) {  in btrfs_select_ref_head()
534 		delayed_refs->run_delayed_start = 0;  in btrfs_select_ref_head()
535 		head = find_first_ref_head(delayed_refs);  in btrfs_select_ref_head()
545 			if (delayed_refs->run_delayed_start == 0)  in btrfs_select_ref_head()
547 			delayed_refs->run_delayed_start = 0;  in btrfs_select_ref_head()
555 	WARN_ON(delayed_refs->num_heads_ready == 0);  in btrfs_select_ref_head()
556 	delayed_refs->num_heads_ready--;  in btrfs_select_ref_head()
557 	delayed_refs->run_delayed_start = head->bytenr +  in btrfs_select_ref_head()
562 void btrfs_delete_ref_head(struct btrfs_delayed_ref_root *delayed_refs,  in btrfs_delete_ref_head()  argument
565 	lockdep_assert_held(&delayed_refs->lock);  in btrfs_delete_ref_head()
568 	rb_erase_cached(&head->href_node, &delayed_refs->href_root);  in btrfs_delete_ref_head()
570 	atomic_dec(&delayed_refs->num_entries);  in btrfs_delete_ref_head()
571 	delayed_refs->num_heads--;  in btrfs_delete_ref_head()
573 		delayed_refs->num_heads_ready--;  in btrfs_delete_ref_head()
641 	struct btrfs_delayed_ref_root *delayed_refs =  in update_existing_head_ref()  local
642 		&trans->transaction->delayed_refs;  in update_existing_head_ref()
704 			delayed_refs->pending_csums -= existing->num_bytes;  in update_existing_head_ref()
708 			delayed_refs->pending_csums += existing->num_bytes;  in update_existing_head_ref()
790 	struct btrfs_delayed_ref_root *delayed_refs;  in add_delayed_ref_head()  local
793 	delayed_refs = &trans->transaction->delayed_refs;  in add_delayed_ref_head()
798 					delayed_refs, qrecord))  in add_delayed_ref_head()
806 	existing = htree_insert(&delayed_refs->href_root,  in add_delayed_ref_head()
818 			delayed_refs->pending_csums += head_ref->num_bytes;  in add_delayed_ref_head()
823 		delayed_refs->num_heads++;  in add_delayed_ref_head()
824 		delayed_refs->num_heads_ready++;  in add_delayed_ref_head()
825 		atomic_inc(&delayed_refs->num_entries);  in add_delayed_ref_head()
897 	struct btrfs_delayed_ref_root *delayed_refs;  in btrfs_add_delayed_tree_ref()  local
951 	delayed_refs = &trans->transaction->delayed_refs;  in btrfs_add_delayed_tree_ref()
952 	spin_lock(&delayed_refs->lock);  in btrfs_add_delayed_tree_ref()
961 	ret = insert_delayed_ref(trans, delayed_refs, head_ref, &ref->node);  in btrfs_add_delayed_tree_ref()
962 	spin_unlock(&delayed_refs->lock);  in btrfs_add_delayed_tree_ref()
992 	struct btrfs_delayed_ref_root *delayed_refs;  in btrfs_add_delayed_data_ref()  local
1045 	delayed_refs = &trans->transaction->delayed_refs;  in btrfs_add_delayed_data_ref()
1046 	spin_lock(&delayed_refs->lock);  in btrfs_add_delayed_data_ref()
1055 	ret = insert_delayed_ref(trans, delayed_refs, head_ref, &ref->node);  in btrfs_add_delayed_data_ref()
1056 	spin_unlock(&delayed_refs->lock);  in btrfs_add_delayed_data_ref()
1081 	struct btrfs_delayed_ref_root *delayed_refs;  in btrfs_add_delayed_extent_op()  local
1092 	delayed_refs = &trans->transaction->delayed_refs;  in btrfs_add_delayed_extent_op()
1093 	spin_lock(&delayed_refs->lock);  in btrfs_add_delayed_extent_op()
1098 	spin_unlock(&delayed_refs->lock);  in btrfs_add_delayed_extent_op()
1113 btrfs_find_delayed_ref_head(struct btrfs_delayed_ref_root *delayed_refs, u64 bytenr)  in btrfs_find_delayed_ref_head()  argument
1115 	lockdep_assert_held(&delayed_refs->lock);  in btrfs_find_delayed_ref_head()
1117 	return find_ref_head(delayed_refs, bytenr, false);  in btrfs_find_delayed_ref_head()