56 		atomic_read(&trans->transaction->delayed_refs.num_entries);  in btrfs_should_throttle_delayed_refs()
394 int btrfs_delayed_ref_lock(struct btrfs_delayed_ref_root *delayed_refs,  in btrfs_delayed_ref_lock()  argument
397 	lockdep_assert_held(&delayed_refs->lock);  in btrfs_delayed_ref_lock()
402 	spin_unlock(&delayed_refs->lock);  in btrfs_delayed_ref_lock()
405 	spin_lock(&delayed_refs->lock);  in btrfs_delayed_ref_lock()
416 				    struct btrfs_delayed_ref_root *delayed_refs,  in drop_delayed_ref()  argument
427 	atomic_dec(&delayed_refs->num_entries);  in drop_delayed_ref()
431 		      struct btrfs_delayed_ref_root *delayed_refs,  in merge_ref()  argument
460 		drop_delayed_ref(trans, delayed_refs, head, next);  in merge_ref()
463 			drop_delayed_ref(trans, delayed_refs, head, ref);  in merge_ref()
478 			      struct btrfs_delayed_ref_root *delayed_refs,  in btrfs_merge_delayed_refs()  argument
511 		if (merge_ref(trans, delayed_refs, head, ref, seq))  in btrfs_merge_delayed_refs()
539 		struct btrfs_delayed_ref_root *delayed_refs)  in btrfs_select_ref_head()  argument
544 	head = find_ref_head(delayed_refs, delayed_refs->run_delayed_start,  in btrfs_select_ref_head()
546 	if (!head && delayed_refs->run_delayed_start != 0) {  in btrfs_select_ref_head()
547 		delayed_refs->run_delayed_start = 0;  in btrfs_select_ref_head()
548 		head = find_first_ref_head(delayed_refs);  in btrfs_select_ref_head()
558 			if (delayed_refs->run_delayed_start == 0)  in btrfs_select_ref_head()
560 			delayed_refs->run_delayed_start = 0;  in btrfs_select_ref_head()
568 	WARN_ON(delayed_refs->num_heads_ready == 0);  in btrfs_select_ref_head()
569 	delayed_refs->num_heads_ready--;  in btrfs_select_ref_head()
570 	delayed_refs->run_delayed_start = head->bytenr +  in btrfs_select_ref_head()
575 void btrfs_delete_ref_head(struct btrfs_delayed_ref_root *delayed_refs,  in btrfs_delete_ref_head()  argument
578 	lockdep_assert_held(&delayed_refs->lock);  in btrfs_delete_ref_head()
581 	rb_erase_cached(&head->href_node, &delayed_refs->href_root);  in btrfs_delete_ref_head()
583 	atomic_dec(&delayed_refs->num_entries);  in btrfs_delete_ref_head()
584 	delayed_refs->num_heads--;  in btrfs_delete_ref_head()
586 		delayed_refs->num_heads_ready--;  in btrfs_delete_ref_head()
655 	struct btrfs_delayed_ref_root *delayed_refs =  in update_existing_head_ref()  local
656 		&trans->transaction->delayed_refs;  in update_existing_head_ref()
720 			delayed_refs->pending_csums -= existing->num_bytes;  in update_existing_head_ref()
724 			delayed_refs->pending_csums += existing->num_bytes;  in update_existing_head_ref()
806 	struct btrfs_delayed_ref_root *delayed_refs;  in add_delayed_ref_head()  local
809 	delayed_refs = &trans->transaction->delayed_refs;  in add_delayed_ref_head()
814 					delayed_refs, qrecord))  in add_delayed_ref_head()
822 	existing = htree_insert(&delayed_refs->href_root,  in add_delayed_ref_head()
837 			delayed_refs->pending_csums += head_ref->num_bytes;  in add_delayed_ref_head()
842 		delayed_refs->num_heads++;  in add_delayed_ref_head()
843 		delayed_refs->num_heads_ready++;  in add_delayed_ref_head()
844 		atomic_inc(&delayed_refs->num_entries);  in add_delayed_ref_head()
919 	struct btrfs_delayed_ref_root *delayed_refs;  in btrfs_add_delayed_tree_ref()  local
973 	delayed_refs = &trans->transaction->delayed_refs;  in btrfs_add_delayed_tree_ref()
974 	spin_lock(&delayed_refs->lock);  in btrfs_add_delayed_tree_ref()
984 	ret = insert_delayed_ref(trans, delayed_refs, head_ref, &ref->node);  in btrfs_add_delayed_tree_ref()
985 	spin_unlock(&delayed_refs->lock);  in btrfs_add_delayed_tree_ref()
1016 	struct btrfs_delayed_ref_root *delayed_refs;  in btrfs_add_delayed_data_ref()  local
1069 	delayed_refs = &trans->transaction->delayed_refs;  in btrfs_add_delayed_data_ref()
1070 	spin_lock(&delayed_refs->lock);  in btrfs_add_delayed_data_ref()
1080 	ret = insert_delayed_ref(trans, delayed_refs, head_ref, &ref->node);  in btrfs_add_delayed_data_ref()
1081 	spin_unlock(&delayed_refs->lock);  in btrfs_add_delayed_data_ref()
1106 	struct btrfs_delayed_ref_root *delayed_refs;  in btrfs_add_delayed_extent_op()  local
1117 	delayed_refs = &trans->transaction->delayed_refs;  in btrfs_add_delayed_extent_op()
1118 	spin_lock(&delayed_refs->lock);  in btrfs_add_delayed_extent_op()
1123 	spin_unlock(&delayed_refs->lock);  in btrfs_add_delayed_extent_op()
1138 btrfs_find_delayed_ref_head(struct btrfs_delayed_ref_root *delayed_refs, u64 bytenr)  in btrfs_find_delayed_ref_head()  argument
1140 	lockdep_assert_held(&delayed_refs->lock);  in btrfs_find_delayed_ref_head()
1142 	return find_ref_head(delayed_refs, bytenr, false);  in btrfs_find_delayed_ref_head()