790 		if (ret > 0 && path->slots[0] > 0 && search_start == start) {  in __btrfs_drop_extents()
792 			btrfs_item_key_to_cpu(leaf, &key, path->slots[0] - 1);  in __btrfs_drop_extents()
795 				path->slots[0]--;  in __btrfs_drop_extents()
801 		if (path->slots[0] >= btrfs_header_nritems(leaf)) {  in __btrfs_drop_extents()
815 		btrfs_item_key_to_cpu(leaf, &key, path->slots[0]);  in __btrfs_drop_extents()
822 			path->slots[0]++;  in __btrfs_drop_extents()
828 		fi = btrfs_item_ptr(leaf, path->slots[0],  in __btrfs_drop_extents()
862 			path->slots[0]++;  in __btrfs_drop_extents()
897 			fi = btrfs_item_ptr(leaf, path->slots[0] - 1,  in __btrfs_drop_extents()
902 			fi = btrfs_item_ptr(leaf, path->slots[0],  in __btrfs_drop_extents()
971 			path->slots[0]++;  in __btrfs_drop_extents()
982 				del_slot = path->slots[0];  in __btrfs_drop_extents()
985 				BUG_ON(del_slot + del_nr != path->slots[0]);  in __btrfs_drop_extents()
1009 			if (path->slots[0] + 1 < btrfs_header_nritems(leaf)) {  in __btrfs_drop_extents()
1010 				path->slots[0]++;  in __btrfs_drop_extents()
1038 		path->slots[0] = del_slot;  in __btrfs_drop_extents()
1059 		if (!del_nr && path->slots[0] < btrfs_header_nritems(leaf)) {  in __btrfs_drop_extents()
1062 			btrfs_item_key_to_cpu(leaf, &slot_key, path->slots[0]);  in __btrfs_drop_extents()
1064 				path->slots[0]++;  in __btrfs_drop_extents()
1173 	if (ret > 0 && path->slots[0] > 0)  in btrfs_mark_extent_written()
1174 		path->slots[0]--;  in btrfs_mark_extent_written()
1177 	btrfs_item_key_to_cpu(leaf, &key, path->slots[0]);  in btrfs_mark_extent_written()
1184 	fi = btrfs_item_ptr(leaf, path->slots[0],  in btrfs_mark_extent_written()
1206 		if (extent_mergeable(leaf, path->slots[0] - 1,  in btrfs_mark_extent_written()
1211 			fi = btrfs_item_ptr(leaf, path->slots[0],  in btrfs_mark_extent_written()
1219 			fi = btrfs_item_ptr(leaf, path->slots[0] - 1,  in btrfs_mark_extent_written()
1233 		if (extent_mergeable(leaf, path->slots[0] + 1,  in btrfs_mark_extent_written()
1236 			fi = btrfs_item_ptr(leaf, path->slots[0],  in btrfs_mark_extent_written()
1242 			path->slots[0]++;  in btrfs_mark_extent_written()
1246 			fi = btrfs_item_ptr(leaf, path->slots[0],  in btrfs_mark_extent_written()
1275 		fi = btrfs_item_ptr(leaf, path->slots[0] - 1,  in btrfs_mark_extent_written()
1281 		fi = btrfs_item_ptr(leaf, path->slots[0],  in btrfs_mark_extent_written()
1306 			path->slots[0]--;  in btrfs_mark_extent_written()
1314 	if (extent_mergeable(leaf, path->slots[0] + 1,  in btrfs_mark_extent_written()
1322 		del_slot = path->slots[0] + 1;  in btrfs_mark_extent_written()
1334 	if (extent_mergeable(leaf, path->slots[0] - 1,  in btrfs_mark_extent_written()
1342 		del_slot = path->slots[0];  in btrfs_mark_extent_written()
1353 		fi = btrfs_item_ptr(leaf, path->slots[0],  in btrfs_mark_extent_written()
2341 	if (hole_mergeable(inode, leaf, path->slots[0] - 1, offset, end)) {  in fill_holes()
2344 		path->slots[0]--;  in fill_holes()
2345 		fi = btrfs_item_ptr(leaf, path->slots[0],  in fill_holes()
2356 	if (hole_mergeable(inode, leaf, path->slots[0], offset, end)) {  in fill_holes()
2361 		fi = btrfs_item_ptr(leaf, path->slots[0],  in fill_holes()