Macro (un)definition at include/linux/genhd.h, line 292 References: arch/m68k/emu/nfblock.c, line 121 arch/xtensa/platforms/iss/simdisk.c, line 268 drivers/block/brd.c, line 391 drivers/block/drbd/drbd_main.c, line 2724 drivers/block/n64cart.c, line 135 drivers/block/null_blk/main.c, line 1861 drivers/block/pktcdvd.c, line 2714 drivers/block/ps3vram.c, line 737 drivers/block/rsxx/dev.c, line 239 drivers/block/zram/zram_drv.c, line 1910 drivers/lightnvm/core.c, line 372 drivers/md/bcache/super.c, line 945 drivers/md/dm.c, line 1766 drivers/md/md.c, line 5677 drivers/nvdimm/blk.c, line 247 drivers/nvdimm/btt.c, line 1524 drivers/nvdimm/pmem.c, line 423 drivers/nvme/host/multipath.c, line 459 drivers/s390/block/dcssblk.c, line 643 drivers/s390/block/xpram.c, line 341 include/linux/genhd.h, line 292