288 	struct btrfs_key key;  in search_csum_tree()  local
303 		btrfs_item_key_to_cpu(path->nodes[0], &key, path->slots[0]);  in search_csum_tree()
306 		csum_start = key.offset;  in search_csum_tree()
321 	btrfs_item_key_to_cpu(path->nodes[0], &key, path->slots[0]);  in search_csum_tree()
324 	csum_start = key.offset;  in search_csum_tree()
462 	struct btrfs_key key;  in btrfs_lookup_csums_list()  local
484 	key.objectid = BTRFS_EXTENT_CSUM_OBJECTID;  in btrfs_lookup_csums_list()
485 	key.offset = start;  in btrfs_lookup_csums_list()
486 	key.type = BTRFS_EXTENT_CSUM_KEY;  in btrfs_lookup_csums_list()
488 	ret = btrfs_search_slot(NULL, root, &key, path, 0, 0);  in btrfs_lookup_csums_list()
493 		btrfs_item_key_to_cpu(leaf, &key, path->slots[0] - 1);  in btrfs_lookup_csums_list()
510 		if (key.objectid == BTRFS_EXTENT_CSUM_OBJECTID &&  in btrfs_lookup_csums_list()
511 		    key.type == BTRFS_EXTENT_CSUM_KEY) {  in btrfs_lookup_csums_list()
512 			if (bytes_to_csum_size(fs_info, start - key.offset) <  in btrfs_lookup_csums_list()
531 		btrfs_item_key_to_cpu(leaf, &key, path->slots[0]);  in btrfs_lookup_csums_list()
532 		if (key.objectid != BTRFS_EXTENT_CSUM_OBJECTID ||  in btrfs_lookup_csums_list()
533 		    key.type != BTRFS_EXTENT_CSUM_KEY ||  in btrfs_lookup_csums_list()
534 		    key.offset > end)  in btrfs_lookup_csums_list()
537 		if (key.offset > start)  in btrfs_lookup_csums_list()
538 			start = key.offset;  in btrfs_lookup_csums_list()
540 		csum_end = key.offset + csum_size_to_bytes(fs_info,  in btrfs_lookup_csums_list()
566 			offset = bytes_to_csum_size(fs_info, start - key.offset);  in btrfs_lookup_csums_list()
605 	struct btrfs_key key;  in btrfs_lookup_csums_bitmap()  local
624 		btrfs_item_key_to_cpu(path->nodes[0], &key, path->slots[0]);  in btrfs_lookup_csums_bitmap()
626 		if (key.objectid == BTRFS_EXTENT_CSUM_OBJECTID &&  in btrfs_lookup_csums_bitmap()
627 		    key.type == BTRFS_EXTENT_CSUM_KEY &&  in btrfs_lookup_csums_bitmap()
628 		    key.offset <= start)  in btrfs_lookup_csums_bitmap()
633 	key.objectid = BTRFS_EXTENT_CSUM_OBJECTID;  in btrfs_lookup_csums_bitmap()
634 	key.type = BTRFS_EXTENT_CSUM_KEY;  in btrfs_lookup_csums_bitmap()
635 	key.offset = start;  in btrfs_lookup_csums_bitmap()
637 	ret = btrfs_search_slot(NULL, root, &key, path, 0, 0);  in btrfs_lookup_csums_bitmap()
642 		btrfs_item_key_to_cpu(leaf, &key, path->slots[0] - 1);  in btrfs_lookup_csums_bitmap()
659 		if (key.objectid == BTRFS_EXTENT_CSUM_OBJECTID &&  in btrfs_lookup_csums_bitmap()
660 		    key.type == BTRFS_EXTENT_CSUM_KEY) {  in btrfs_lookup_csums_bitmap()
661 			if (bytes_to_csum_size(fs_info, start - key.offset) <  in btrfs_lookup_csums_bitmap()
681 		btrfs_item_key_to_cpu(leaf, &key, path->slots[0]);  in btrfs_lookup_csums_bitmap()
682 		if (key.objectid != BTRFS_EXTENT_CSUM_OBJECTID ||  in btrfs_lookup_csums_bitmap()
683 		    key.type != BTRFS_EXTENT_CSUM_KEY ||  in btrfs_lookup_csums_bitmap()
684 		    key.offset > end)  in btrfs_lookup_csums_bitmap()
687 		if (key.offset > start)  in btrfs_lookup_csums_bitmap()
688 			start = key.offset;  in btrfs_lookup_csums_bitmap()
690 		csum_end = key.offset + csum_size_to_bytes(fs_info,  in btrfs_lookup_csums_bitmap()
708 			offset = bytes_to_csum_size(fs_info, start - key.offset);  in btrfs_lookup_csums_bitmap()
816 				       struct btrfs_key *key,  in truncate_one_csum()  argument
829 	csum_end += key->offset;  in truncate_one_csum()
831 	if (key->offset < bytenr && csum_end <= end_byte) {  in truncate_one_csum()
838 		u32 new_size = (bytenr - key->offset) >> blocksize_bits;  in truncate_one_csum()
841 	} else if (key->offset >= bytenr && csum_end > end_byte &&  in truncate_one_csum()
842 		   end_byte > key->offset) {  in truncate_one_csum()
854 		key->offset = end_byte;  in truncate_one_csum()
855 		btrfs_set_item_key_safe(trans, path, key);  in truncate_one_csum()
869 	struct btrfs_key key;  in btrfs_del_csums()  local
885 		key.objectid = BTRFS_EXTENT_CSUM_OBJECTID;  in btrfs_del_csums()
886 		key.offset = end_byte - 1;  in btrfs_del_csums()
887 		key.type = BTRFS_EXTENT_CSUM_KEY;  in btrfs_del_csums()
889 		ret = btrfs_search_slot(trans, root, &key, path, -1, 1);  in btrfs_del_csums()
900 		btrfs_item_key_to_cpu(leaf, &key, path->slots[0]);  in btrfs_del_csums()
902 		if (key.objectid != BTRFS_EXTENT_CSUM_OBJECTID ||  in btrfs_del_csums()
903 		    key.type != BTRFS_EXTENT_CSUM_KEY) {  in btrfs_del_csums()
907 		if (key.offset >= end_byte)  in btrfs_del_csums()
912 		csum_end += key.offset;  in btrfs_del_csums()
919 		if (key.offset >= bytenr && csum_end <= end_byte) {  in btrfs_del_csums()
927 			if (key.offset > bytenr && path->slots[0] > 0) {  in btrfs_del_csums()
941 					key.offset = pk.offset;  in btrfs_del_csums()
949 			if (key.offset == bytenr)  in btrfs_del_csums()
951 		} else if (key.offset < bytenr && csum_end > end_byte) {  in btrfs_del_csums()
973 			offset = (bytenr - key.offset) >> blocksize_bits;  in btrfs_del_csums()
983 			key.offset = bytenr;  in btrfs_del_csums()
989 			ret = btrfs_split_item(trans, root, path, &key, offset);  in btrfs_del_csums()
996 			key.offset = end_byte - 1;  in btrfs_del_csums()
998 			truncate_one_csum(trans, path, &key, bytenr, len);  in btrfs_del_csums()
999 			if (key.offset < bytenr)  in btrfs_del_csums()
1273 	struct btrfs_key key;  in btrfs_extent_item_to_extent_map()  local
1279 	btrfs_item_key_to_cpu(leaf, &key, slot);  in btrfs_extent_item_to_extent_map()
1280 	extent_start = key.offset;  in btrfs_extent_item_to_extent_map()
1339 	struct btrfs_key key;  in btrfs_file_extent_end()  local
1342 	btrfs_item_key_to_cpu(leaf, &key, slot);  in btrfs_file_extent_end()
1343 	ASSERT(key.type == BTRFS_EXTENT_DATA_KEY);  in btrfs_file_extent_end()
1348 		end = ALIGN(key.offset + end, leaf->fs_info->sectorsize);  in btrfs_file_extent_end()
1350 		end = key.offset + btrfs_file_extent_num_bytes(leaf, fi);  in btrfs_file_extent_end()