399 	struct btrfs_key key;  in btrfs_lookup_csums_range()  local
424 	key.objectid = BTRFS_EXTENT_CSUM_OBJECTID;  in btrfs_lookup_csums_range()
425 	key.offset = start;  in btrfs_lookup_csums_range()
426 	key.type = BTRFS_EXTENT_CSUM_KEY;  in btrfs_lookup_csums_range()
428 	ret = btrfs_search_slot(NULL, root, &key, path, 0, 0);  in btrfs_lookup_csums_range()
433 		btrfs_item_key_to_cpu(leaf, &key, path->slots[0] - 1);  in btrfs_lookup_csums_range()
434 		if (key.objectid == BTRFS_EXTENT_CSUM_OBJECTID &&  in btrfs_lookup_csums_range()
435 		    key.type == BTRFS_EXTENT_CSUM_KEY) {  in btrfs_lookup_csums_range()
436 			offset = (start - key.offset) >>  in btrfs_lookup_csums_range()
455 		btrfs_item_key_to_cpu(leaf, &key, path->slots[0]);  in btrfs_lookup_csums_range()
456 		if (key.objectid != BTRFS_EXTENT_CSUM_OBJECTID ||  in btrfs_lookup_csums_range()
457 		    key.type != BTRFS_EXTENT_CSUM_KEY ||  in btrfs_lookup_csums_range()
458 		    key.offset > end)  in btrfs_lookup_csums_range()
461 		if (key.offset > start)  in btrfs_lookup_csums_range()
462 			start = key.offset;  in btrfs_lookup_csums_range()
465 		csum_end = key.offset + (size / csum_size) * fs_info->sectorsize;  in btrfs_lookup_csums_range()
487 			offset = (start - key.offset) >>  in btrfs_lookup_csums_range()
649 				       struct btrfs_key *key,  in truncate_one_csum()  argument
661 	csum_end += key->offset;  in truncate_one_csum()
663 	if (key->offset < bytenr && csum_end <= end_byte) {  in truncate_one_csum()
670 		u32 new_size = (bytenr - key->offset) >> blocksize_bits;  in truncate_one_csum()
673 	} else if (key->offset >= bytenr && csum_end > end_byte &&  in truncate_one_csum()
674 		   end_byte > key->offset) {  in truncate_one_csum()
686 		key->offset = end_byte;  in truncate_one_csum()
687 		btrfs_set_item_key_safe(fs_info, path, key);  in truncate_one_csum()
702 	struct btrfs_key key;  in btrfs_del_csums()  local
718 		key.objectid = BTRFS_EXTENT_CSUM_OBJECTID;  in btrfs_del_csums()
719 		key.offset = end_byte - 1;  in btrfs_del_csums()
720 		key.type = BTRFS_EXTENT_CSUM_KEY;  in btrfs_del_csums()
723 		ret = btrfs_search_slot(trans, root, &key, path, -1, 1);  in btrfs_del_csums()
734 		btrfs_item_key_to_cpu(leaf, &key, path->slots[0]);  in btrfs_del_csums()
736 		if (key.objectid != BTRFS_EXTENT_CSUM_OBJECTID ||  in btrfs_del_csums()
737 		    key.type != BTRFS_EXTENT_CSUM_KEY) {  in btrfs_del_csums()
741 		if (key.offset >= end_byte)  in btrfs_del_csums()
746 		csum_end += key.offset;  in btrfs_del_csums()
753 		if (key.offset >= bytenr && csum_end <= end_byte) {  in btrfs_del_csums()
761 			if (key.offset > bytenr && path->slots[0] > 0) {  in btrfs_del_csums()
775 					key.offset = pk.offset;  in btrfs_del_csums()
783 			if (key.offset == bytenr)  in btrfs_del_csums()
785 		} else if (key.offset < bytenr && csum_end > end_byte) {  in btrfs_del_csums()
807 			offset = (bytenr - key.offset) >> blocksize_bits;  in btrfs_del_csums()
817 			key.offset = bytenr;  in btrfs_del_csums()
823 			ret = btrfs_split_item(trans, root, path, &key, offset);  in btrfs_del_csums()
830 			key.offset = end_byte - 1;  in btrfs_del_csums()
832 			truncate_one_csum(fs_info, path, &key, bytenr, len);  in btrfs_del_csums()
833 			if (key.offset < bytenr)  in btrfs_del_csums()
1056 	struct btrfs_key key;  in btrfs_extent_item_to_extent_map()  local
1062 	btrfs_item_key_to_cpu(leaf, &key, slot);  in btrfs_extent_item_to_extent_map()
1063 	extent_start = key.offset;  in btrfs_extent_item_to_extent_map()
1122 	struct btrfs_key key;  in btrfs_file_extent_end()  local
1125 	btrfs_item_key_to_cpu(leaf, &key, slot);  in btrfs_file_extent_end()
1126 	ASSERT(key.type == BTRFS_EXTENT_DATA_KEY);  in btrfs_file_extent_end()
1131 		end = ALIGN(key.offset + end, leaf->fs_info->sectorsize);  in btrfs_file_extent_end()
1133 		end = key.offset + btrfs_file_extent_num_bytes(leaf, fi);  in btrfs_file_extent_end()