Macro (un)definition at include/linux/blkdev.h, line 594 References: arch/um/drivers/ubd_kern.c, line 852 drivers/block/brd.c, line 407 drivers/block/loop.c, line 916 drivers/block/loop.c, line 918 drivers/block/mtip32xx/mtip32xx.c, line 3668 drivers/block/nbd.c, line 1614 drivers/block/null_blk_main.c, line 1694 drivers/block/rbd.c, line 5154 drivers/block/rsxx/dev.c, line 276 drivers/block/skd_main.c, line 2866 drivers/block/zram/zram_drv.c, line 1924 drivers/ide/ide-disk.c, line 689 drivers/md/bcache/super.c, line 855 drivers/md/dm-table.c, line 1938 drivers/md/dm-table.c, line 1940 drivers/md/md.c, line 5705 drivers/md/md.c, line 5707 drivers/mmc/core/queue.c, line 356 drivers/mtd/mtd_blkdevs.c, line 447 drivers/nvdimm/blk.c, line 261 drivers/nvdimm/btt.c, line 1546 drivers/nvdimm/pmem.c, line 443 drivers/nvme/host/core.c, line 3328 drivers/nvme/host/multipath.c, line 382 drivers/s390/block/dasd_diag.c, line 628 drivers/s390/block/dasd_eckd.c, line 6550 drivers/s390/block/dasd_fba.c, line 783 drivers/s390/block/scm_blk.c, line 476 drivers/s390/block/xpram.c, line 351 drivers/scsi/sd.c, line 2933 drivers/scsi/sd.c, line 3129 include/linux/blkdev.h, line 594 include/linux/blkdev.h, line 595 include/linux/blkdev.h, line 629