720 		if (ret > 0 && path->slots[0] > 0 && search_start == start) {  in __btrfs_drop_extents()
722 			btrfs_item_key_to_cpu(leaf, &key, path->slots[0] - 1);  in __btrfs_drop_extents()
725 				path->slots[0]--;  in __btrfs_drop_extents()
731 		if (path->slots[0] >= btrfs_header_nritems(leaf)) {  in __btrfs_drop_extents()
745 		btrfs_item_key_to_cpu(leaf, &key, path->slots[0]);  in __btrfs_drop_extents()
752 			path->slots[0]++;  in __btrfs_drop_extents()
758 		fi = btrfs_item_ptr(leaf, path->slots[0],  in __btrfs_drop_extents()
792 			path->slots[0]++;  in __btrfs_drop_extents()
827 			fi = btrfs_item_ptr(leaf, path->slots[0] - 1,  in __btrfs_drop_extents()
832 			fi = btrfs_item_ptr(leaf, path->slots[0],  in __btrfs_drop_extents()
904 			path->slots[0]++;  in __btrfs_drop_extents()
915 				del_slot = path->slots[0];  in __btrfs_drop_extents()
918 				BUG_ON(del_slot + del_nr != path->slots[0]);  in __btrfs_drop_extents()
945 			if (path->slots[0] + 1 < btrfs_header_nritems(leaf)) {  in __btrfs_drop_extents()
946 				path->slots[0]++;  in __btrfs_drop_extents()
974 		path->slots[0] = del_slot;  in __btrfs_drop_extents()
995 		if (!del_nr && path->slots[0] < btrfs_header_nritems(leaf)) {  in __btrfs_drop_extents()
998 			btrfs_item_key_to_cpu(leaf, &slot_key, path->slots[0]);  in __btrfs_drop_extents()
1000 				path->slots[0]++;  in __btrfs_drop_extents()
1106 	if (ret > 0 && path->slots[0] > 0)  in btrfs_mark_extent_written()
1107 		path->slots[0]--;  in btrfs_mark_extent_written()
1110 	btrfs_item_key_to_cpu(leaf, &key, path->slots[0]);  in btrfs_mark_extent_written()
1117 	fi = btrfs_item_ptr(leaf, path->slots[0],  in btrfs_mark_extent_written()
1139 		if (extent_mergeable(leaf, path->slots[0] - 1,  in btrfs_mark_extent_written()
1144 			fi = btrfs_item_ptr(leaf, path->slots[0],  in btrfs_mark_extent_written()
1152 			fi = btrfs_item_ptr(leaf, path->slots[0] - 1,  in btrfs_mark_extent_written()
1166 		if (extent_mergeable(leaf, path->slots[0] + 1,  in btrfs_mark_extent_written()
1169 			fi = btrfs_item_ptr(leaf, path->slots[0],  in btrfs_mark_extent_written()
1175 			path->slots[0]++;  in btrfs_mark_extent_written()
1179 			fi = btrfs_item_ptr(leaf, path->slots[0],  in btrfs_mark_extent_written()
1208 		fi = btrfs_item_ptr(leaf, path->slots[0] - 1,  in btrfs_mark_extent_written()
1214 		fi = btrfs_item_ptr(leaf, path->slots[0],  in btrfs_mark_extent_written()
1241 			path->slots[0]--;  in btrfs_mark_extent_written()
1252 	if (extent_mergeable(leaf, path->slots[0] + 1,  in btrfs_mark_extent_written()
1260 		del_slot = path->slots[0] + 1;  in btrfs_mark_extent_written()
1270 	if (extent_mergeable(leaf, path->slots[0] - 1,  in btrfs_mark_extent_written()
1278 		del_slot = path->slots[0];  in btrfs_mark_extent_written()
1287 		fi = btrfs_item_ptr(leaf, path->slots[0],  in btrfs_mark_extent_written()
2375 	if (hole_mergeable(inode, leaf, path->slots[0] - 1, offset, end)) {  in fill_holes()
2378 		path->slots[0]--;  in fill_holes()
2379 		fi = btrfs_item_ptr(leaf, path->slots[0],  in fill_holes()
2390 	if (hole_mergeable(inode, leaf, path->slots[0], offset, end)) {  in fill_holes()
2395 		fi = btrfs_item_ptr(leaf, path->slots[0],  in fill_holes()
2547 	slot = path->slots[0];  in btrfs_insert_replace_extent()