Macro (un)definition at include/linux/genhd.h, line 131 References: block/genhd.c, line 851 block/genhd.c, line 940 drivers/block/floppy.c, line 4307 drivers/block/pktcdvd.c, line 2839 drivers/block/swim.c, line 854 drivers/block/swim3.c, line 1234 drivers/block/xen-blkback/xenbus.c, line 334 drivers/block/xen-blkfront.c, line 725 drivers/ide/ide-cd.c, line 1776 drivers/ide/ide-cd.c, line 1784 drivers/ide/ide-gd.c, line 420 drivers/scsi/sd.c, line 2829 drivers/scsi/sr.c, line 716 include/linux/genhd.h, line 131