logical_block_start 10912 fs/btrfs/inode.c 		u64 logical_block_start, physical_block_start;
logical_block_start 10945 fs/btrfs/inode.c 		logical_block_start = em->block_start + (start - em->start);
logical_block_start 10962 fs/btrfs/inode.c 		em = btrfs_get_chunk_map(fs_info, logical_block_start, len);
logical_block_start 10989 fs/btrfs/inode.c 					(logical_block_start - em->start));
logical_block_start 10990 fs/btrfs/inode.c 		len = min(len, em->len - (logical_block_start - em->start));
logical_block_start 10994 fs/btrfs/inode.c 		bg = btrfs_lookup_block_group(fs_info, logical_block_start);