3197 	int push_items = 0;  in push_node_left()  local
3204 	push_items = BTRFS_NODEPTRS_PER_BLOCK(root) - dst_nritems;  in push_node_left()
3211 	if (push_items <= 0)  in push_node_left()
3215 		push_items = min(src_nritems, push_items);  in push_node_left()
3216 		if (push_items < src_nritems) {  in push_node_left()
3220 			if (src_nritems - push_items < 8) {  in push_node_left()
3221 				if (push_items <= 8)  in push_node_left()
3223 				push_items -= 8;  in push_node_left()
3227 		push_items = min(src_nritems - 8, push_items);  in push_node_left()
3230 				   push_items);  in push_node_left()
3238 			   push_items * sizeof(struct btrfs_key_ptr));  in push_node_left()
3240 	if (push_items < src_nritems) {  in push_node_left()
3246 				      btrfs_node_key_ptr_offset(push_items),  in push_node_left()
3247 				      (src_nritems - push_items) *  in push_node_left()
3250 	btrfs_set_header_nritems(src, src_nritems - push_items);  in push_node_left()
3251 	btrfs_set_header_nritems(dst, dst_nritems + push_items);  in push_node_left()
3272 	int push_items = 0;  in balance_node_right()  local
3283 	push_items = BTRFS_NODEPTRS_PER_BLOCK(root) - dst_nritems;  in balance_node_right()
3284 	if (push_items <= 0)  in balance_node_right()
3295 	if (max_push < push_items)  in balance_node_right()
3296 		push_items = max_push;  in balance_node_right()
3298 	tree_mod_log_eb_move(root->fs_info, dst, push_items, 0, dst_nritems);  in balance_node_right()
3299 	memmove_extent_buffer(dst, btrfs_node_key_ptr_offset(push_items),  in balance_node_right()
3305 				   src_nritems - push_items, push_items);  in balance_node_right()
3312 			   btrfs_node_key_ptr_offset(src_nritems - push_items),  in balance_node_right()
3313 			   push_items * sizeof(struct btrfs_key_ptr));  in balance_node_right()
3315 	btrfs_set_header_nritems(src, src_nritems - push_items);  in balance_node_right()
3316 	btrfs_set_header_nritems(dst, dst_nritems + push_items);  in balance_node_right()
3607 	int push_items = 0;  in __push_leaf_right()  local
3629 		if (!empty && push_items > 0) {  in __push_leaf_right()
3646 		push_items++;  in __push_leaf_right()
3653 	if (push_items == 0)  in __push_leaf_right()
3656 	WARN_ON(!empty && push_items == left_nritems);  in __push_leaf_right()
3661 	push_space = btrfs_item_end_nr(left, left_nritems - push_items);  in __push_leaf_right()
3677 	memmove_extent_buffer(right, btrfs_item_nr_offset(push_items),  in __push_leaf_right()
3683 		   btrfs_item_nr_offset(left_nritems - push_items),  in __push_leaf_right()
3684 		   push_items * sizeof(struct btrfs_item));  in __push_leaf_right()
3687 	right_nritems += push_items;  in __push_leaf_right()
3696 	left_nritems -= push_items;  in __push_leaf_right()
3829 	int push_items = 0;  in __push_leaf_left()  local
3848 		if (!empty && push_items > 0) {  in __push_leaf_left()
3865 		push_items++;  in __push_leaf_left()
3869 	if (push_items == 0) {  in __push_leaf_left()
3873 	WARN_ON(!empty && push_items == btrfs_header_nritems(right));  in __push_leaf_left()
3879 			   push_items * sizeof(struct btrfs_item));  in __push_leaf_left()
3882 		     btrfs_item_offset_nr(right, push_items - 1);  in __push_leaf_left()
3887 		     btrfs_item_offset_nr(right, push_items - 1),  in __push_leaf_left()
3893 	for (i = old_left_nritems; i < old_left_nritems + push_items; i++) {  in __push_leaf_left()
3903 	btrfs_set_header_nritems(left, old_left_nritems + push_items);  in __push_leaf_left()
3906 	if (push_items > right_nritems)  in __push_leaf_left()
3907 		WARN(1, KERN_CRIT "push items %d nr %u\n", push_items,  in __push_leaf_left()
3910 	if (push_items < right_nritems) {  in __push_leaf_left()
3911 		push_space = btrfs_item_offset_nr(right, push_items - 1) -  in __push_leaf_left()
3919 			      btrfs_item_nr_offset(push_items),  in __push_leaf_left()
3920 			     (btrfs_header_nritems(right) - push_items) *  in __push_leaf_left()
3923 	right_nritems -= push_items;  in __push_leaf_left()
3944 	if (path->slots[0] < push_items) {  in __push_leaf_left()
3953 		path->slots[0] -= push_items;  in __push_leaf_left()