3194 	int push_items = 0;  in push_node_left()  local
3201 	push_items = BTRFS_NODEPTRS_PER_BLOCK(fs_info) - dst_nritems;  in push_node_left()
3208 	if (push_items <= 0)  in push_node_left()
3212 		push_items = min(src_nritems, push_items);  in push_node_left()
3213 		if (push_items < src_nritems) {  in push_node_left()
3217 			if (src_nritems - push_items < 8) {  in push_node_left()
3218 				if (push_items <= 8)  in push_node_left()
3220 				push_items -= 8;  in push_node_left()
3224 		push_items = min(src_nritems - 8, push_items);  in push_node_left()
3227 				   push_items);  in push_node_left()
3235 			   push_items * sizeof(struct btrfs_key_ptr));  in push_node_left()
3237 	if (push_items < src_nritems) {  in push_node_left()
3243 				      btrfs_node_key_ptr_offset(push_items),  in push_node_left()
3244 				      (src_nritems - push_items) *  in push_node_left()
3247 	btrfs_set_header_nritems(src, src_nritems - push_items);  in push_node_left()
3248 	btrfs_set_header_nritems(dst, dst_nritems + push_items);  in push_node_left()
3269 	int push_items = 0;  in balance_node_right()  local
3280 	push_items = BTRFS_NODEPTRS_PER_BLOCK(fs_info) - dst_nritems;  in balance_node_right()
3281 	if (push_items <= 0)  in balance_node_right()
3292 	if (max_push < push_items)  in balance_node_right()
3293 		push_items = max_push;  in balance_node_right()
3295 	ret = tree_mod_log_insert_move(dst, push_items, 0, dst_nritems);  in balance_node_right()
3297 	memmove_extent_buffer(dst, btrfs_node_key_ptr_offset(push_items),  in balance_node_right()
3303 				   src_nritems - push_items, push_items);  in balance_node_right()
3310 			   btrfs_node_key_ptr_offset(src_nritems - push_items),  in balance_node_right()
3311 			   push_items * sizeof(struct btrfs_key_ptr));  in balance_node_right()
3313 	btrfs_set_header_nritems(src, src_nritems - push_items);  in balance_node_right()
3314 	btrfs_set_header_nritems(dst, dst_nritems + push_items);  in balance_node_right()
3587 	int push_items = 0;  in __push_leaf_right()  local
3609 		if (!empty && push_items > 0) {  in __push_leaf_right()
3626 		push_items++;  in __push_leaf_right()
3633 	if (push_items == 0)  in __push_leaf_right()
3636 	WARN_ON(!empty && push_items == left_nritems);  in __push_leaf_right()
3641 	push_space = btrfs_item_end_nr(left, left_nritems - push_items);  in __push_leaf_right()
3657 	memmove_extent_buffer(right, btrfs_item_nr_offset(push_items),  in __push_leaf_right()
3663 		   btrfs_item_nr_offset(left_nritems - push_items),  in __push_leaf_right()
3664 		   push_items * sizeof(struct btrfs_item));  in __push_leaf_right()
3667 	right_nritems += push_items;  in __push_leaf_right()
3676 	left_nritems -= push_items;  in __push_leaf_right()
3813 	int push_items = 0;  in __push_leaf_left()  local
3832 		if (!empty && push_items > 0) {  in __push_leaf_left()
3849 		push_items++;  in __push_leaf_left()
3853 	if (push_items == 0) {  in __push_leaf_left()
3857 	WARN_ON(!empty && push_items == btrfs_header_nritems(right));  in __push_leaf_left()
3863 			   push_items * sizeof(struct btrfs_item));  in __push_leaf_left()
3866 		     btrfs_item_offset_nr(right, push_items - 1);  in __push_leaf_left()
3871 		     btrfs_item_offset_nr(right, push_items - 1),  in __push_leaf_left()
3877 	for (i = old_left_nritems; i < old_left_nritems + push_items; i++) {  in __push_leaf_left()
3887 	btrfs_set_header_nritems(left, old_left_nritems + push_items);  in __push_leaf_left()
3890 	if (push_items > right_nritems)  in __push_leaf_left()
3891 		WARN(1, KERN_CRIT "push items %d nr %u\n", push_items,  in __push_leaf_left()
3894 	if (push_items < right_nritems) {  in __push_leaf_left()
3895 		push_space = btrfs_item_offset_nr(right, push_items - 1) -  in __push_leaf_left()
3903 			      btrfs_item_nr_offset(push_items),  in __push_leaf_left()
3904 			     (btrfs_header_nritems(right) - push_items) *  in __push_leaf_left()
3907 	right_nritems -= push_items;  in __push_leaf_left()
3928 	if (path->slots[0] < push_items) {  in __push_leaf_left()
3937 		path->slots[0] -= push_items;  in __push_leaf_left()