106 					   u64 block_start, u64 block_len,
782 		em->block_start = ins.objectid;  in submit_compressed_extents()
888 		if (em->block_start >= EXTENT_MAP_LAST_BYTE) {  in get_extent_allocation_hint()
891 			if (em && em->block_start < EXTENT_MAP_LAST_BYTE)  in get_extent_allocation_hint()
892 				alloc_hint = em->block_start;  in get_extent_allocation_hint()
896 			alloc_hint = em->block_start;  in get_extent_allocation_hint()
999 		em->block_start = ins.objectid;  in cow_file_range()
1423 			em->block_start = disk_bytenr;  in run_delalloc_nocow()
4841 			hole_em->block_start = EXTENT_MAP_HOLE;  in btrfs_cont_expand()
6691 	if (em->block_start < EXTENT_MAP_LAST_BYTE &&  in merge_extent_mapping()
6693 		em->block_start += start_diff;  in merge_extent_mapping()
6771 		else if (em->block_start == EXTENT_MAP_INLINE && page)  in btrfs_get_extent()
6944 	em->block_start = EXTENT_MAP_HOLE;  in btrfs_get_extent()
7032 		if (em->block_start != EXTENT_MAP_HOLE &&  in btrfs_get_extent_fiemap()
7113 			em->block_start = hole_em->block_start;  in btrfs_get_extent_fiemap()
7121 			em->block_start = EXTENT_MAP_DELALLOC;  in btrfs_get_extent_fiemap()
7450 					   u64 block_start, u64 block_len,  in create_pinned_em()  argument
7470 	em->block_start = block_start;  in create_pinned_em()
7584 	    em->block_start == EXTENT_MAP_INLINE) {  in btrfs_get_blocks_direct()
7591 	if (!create && (em->block_start == EXTENT_MAP_HOLE ||  in btrfs_get_blocks_direct()
7614 	     em->block_start != EXTENT_MAP_HOLE)) {  in btrfs_get_blocks_direct()
7616 		u64 block_start, orig_start, orig_block_len, ram_bytes;  in btrfs_get_blocks_direct()  local
7623 		block_start = em->block_start + (start - em->start);  in btrfs_get_blocks_direct()
7631 						       block_start, len,  in btrfs_get_blocks_direct()
7641 					   block_start, len, len, type);  in btrfs_get_blocks_direct()
7663 	bh_result->b_blocknr = (em->block_start + (start - em->start)) >>  in btrfs_get_blocks_direct()
9834 		em->block_start = ins.objectid;  in __btrfs_prealloc_file_range()