103 					   u64 block_start, u64 block_len,
728 		em->block_start = ins.objectid;  in submit_compressed_extents()
824 		if (em->block_start >= EXTENT_MAP_LAST_BYTE) {  in get_extent_allocation_hint()
827 			if (em && em->block_start < EXTENT_MAP_LAST_BYTE)  in get_extent_allocation_hint()
828 				alloc_hint = em->block_start;  in get_extent_allocation_hint()
832 			alloc_hint = em->block_start;  in get_extent_allocation_hint()
939 		em->block_start = ins.objectid;  in __cow_file_range()
1386 			em->block_start = disk_bytenr;  in run_delalloc_nocow()
4467 			hole_em->block_start = EXTENT_MAP_HOLE;  in btrfs_cont_expand()
5991 	if (em->block_start < EXTENT_MAP_LAST_BYTE &&  in merge_extent_mapping()
5993 		em->block_start += start_diff;  in merge_extent_mapping()
6080 		else if (em->block_start == EXTENT_MAP_INLINE && page)  in btrfs_get_extent()
6181 			em->block_start = EXTENT_MAP_HOLE;  in btrfs_get_extent()
6187 			em->block_start = bytenr;  in btrfs_get_extent()
6191 			em->block_start = bytenr;  in btrfs_get_extent()
6204 		em->block_start = EXTENT_MAP_INLINE;  in btrfs_get_extent()
6274 	em->block_start = EXTENT_MAP_HOLE;  in btrfs_get_extent()
6372 		if (em->block_start != EXTENT_MAP_HOLE &&  in btrfs_get_extent_fiemap()
6453 			em->block_start = hole_em->block_start;  in btrfs_get_extent_fiemap()
6461 			em->block_start = EXTENT_MAP_DELALLOC;  in btrfs_get_extent_fiemap()
6687 					   u64 block_start, u64 block_len,  in create_pinned_em()  argument
6707 	em->block_start = block_start;  in create_pinned_em()
6782 	    em->block_start == EXTENT_MAP_INLINE) {  in btrfs_get_blocks_direct()
6789 	if (!create && (em->block_start == EXTENT_MAP_HOLE ||  in btrfs_get_blocks_direct()
6812 	     em->block_start != EXTENT_MAP_HOLE)) {  in btrfs_get_blocks_direct()
6815 		u64 block_start, orig_start, orig_block_len, ram_bytes;  in btrfs_get_blocks_direct()  local
6822 		block_start = em->block_start + (start - em->start);  in btrfs_get_blocks_direct()
6839 						       block_start, len,  in btrfs_get_blocks_direct()
6849 					   block_start, len, len, type);  in btrfs_get_blocks_direct()
6873 	bh_result->b_blocknr = (em->block_start + (start - em->start)) >>  in btrfs_get_blocks_direct()
8616 		em->block_start = ins.objectid;  in __btrfs_prealloc_file_range()