chunk_sectors 919 include/linux/blkdev.h if (!q->limits.chunk_sectors) chunk_sectors 922 include/linux/blkdev.h return q->limits.chunk_sectors - chunk_sectors 923 include/linux/blkdev.h (offset & (q->limits.chunk_sectors - 1)); chunk_sectors 933 include/linux/blkdev.h if (!q->limits.chunk_sectors)