2272 	int push_items = 0;  in push_node_left()  local
2279 	push_items = BTRFS_NODEPTRS_PER_BLOCK(fs_info) - dst_nritems;  in push_node_left()
2286 	if (push_items <= 0)  in push_node_left()
2290 		push_items = min(src_nritems, push_items);  in push_node_left()
2291 		if (push_items < src_nritems) {  in push_node_left()
2295 			if (src_nritems - push_items < 8) {  in push_node_left()
2296 				if (push_items <= 8)  in push_node_left()
2298 				push_items -= 8;  in push_node_left()
2302 		push_items = min(src_nritems - 8, push_items);  in push_node_left()
2310 	ret = btrfs_tree_mod_log_eb_copy(dst, src, dst_nritems, 0, push_items);  in push_node_left()
2318 			   push_items * sizeof(struct btrfs_key_ptr));  in push_node_left()
2320 	if (push_items < src_nritems) {  in push_node_left()
2326 				      btrfs_node_key_ptr_offset(push_items),  in push_node_left()
2327 				      (src_nritems - push_items) *  in push_node_left()
2330 	btrfs_set_header_nritems(src, src_nritems - push_items);  in push_node_left()
2331 	btrfs_set_header_nritems(dst, dst_nritems + push_items);  in push_node_left()
2352 	int push_items = 0;  in balance_node_right()  local
2363 	push_items = BTRFS_NODEPTRS_PER_BLOCK(fs_info) - dst_nritems;  in balance_node_right()
2364 	if (push_items <= 0)  in balance_node_right()
2375 	if (max_push < push_items)  in balance_node_right()
2376 		push_items = max_push;  in balance_node_right()
2384 	ret = btrfs_tree_mod_log_insert_move(dst, push_items, 0, dst_nritems);  in balance_node_right()
2386 	memmove_extent_buffer(dst, btrfs_node_key_ptr_offset(push_items),  in balance_node_right()
2391 	ret = btrfs_tree_mod_log_eb_copy(dst, src, 0, src_nritems - push_items,  in balance_node_right()
2392 					 push_items);  in balance_node_right()
2399 			   btrfs_node_key_ptr_offset(src_nritems - push_items),  in balance_node_right()
2400 			   push_items * sizeof(struct btrfs_key_ptr));  in balance_node_right()
2402 	btrfs_set_header_nritems(src, src_nritems - push_items);  in balance_node_right()
2403 	btrfs_set_header_nritems(dst, dst_nritems + push_items);  in balance_node_right()
2675 	int push_items = 0;  in __push_leaf_right()  local
2695 		if (!empty && push_items > 0) {  in __push_leaf_right()
2713 		push_items++;  in __push_leaf_right()
2720 	if (push_items == 0)  in __push_leaf_right()
2723 	WARN_ON(!empty && push_items == left_nritems);  in __push_leaf_right()
2728 	push_space = btrfs_item_end_nr(left, left_nritems - push_items);  in __push_leaf_right()
2744 	memmove_extent_buffer(right, btrfs_item_nr_offset(push_items),  in __push_leaf_right()
2750 		   btrfs_item_nr_offset(left_nritems - push_items),  in __push_leaf_right()
2751 		   push_items * sizeof(struct btrfs_item));  in __push_leaf_right()
2755 	right_nritems += push_items;  in __push_leaf_right()
2764 	left_nritems -= push_items;  in __push_leaf_right()
2905 	int push_items = 0;  in __push_leaf_left()  local
2922 		if (!empty && push_items > 0) {  in __push_leaf_left()
2940 		push_items++;  in __push_leaf_left()
2944 	if (push_items == 0) {  in __push_leaf_left()
2948 	WARN_ON(!empty && push_items == btrfs_header_nritems(right));  in __push_leaf_left()
2954 			   push_items * sizeof(struct btrfs_item));  in __push_leaf_left()
2957 		     btrfs_item_offset_nr(right, push_items - 1);  in __push_leaf_left()
2962 		     btrfs_item_offset_nr(right, push_items - 1),  in __push_leaf_left()
2969 	for (i = old_left_nritems; i < old_left_nritems + push_items; i++) {  in __push_leaf_left()
2978 	btrfs_set_header_nritems(left, old_left_nritems + push_items);  in __push_leaf_left()
2981 	if (push_items > right_nritems)  in __push_leaf_left()
2982 		WARN(1, KERN_CRIT "push items %d nr %u\n", push_items,  in __push_leaf_left()
2985 	if (push_items < right_nritems) {  in __push_leaf_left()
2986 		push_space = btrfs_item_offset_nr(right, push_items - 1) -  in __push_leaf_left()
2994 			      btrfs_item_nr_offset(push_items),  in __push_leaf_left()
2995 			     (btrfs_header_nritems(right) - push_items) *  in __push_leaf_left()
3000 	right_nritems -= push_items;  in __push_leaf_left()
3020 	if (path->slots[0] < push_items) {  in __push_leaf_left()
3029 		path->slots[0] -= push_items;  in __push_leaf_left()