BLKTRACESTOP      405 block/compat_ioctl.c 	case BLKTRACESTOP:  /* compatible */
BLKTRACESTOP      589 block/ioctl.c  	case BLKTRACESTOP:
BLKTRACESTOP     1122 drivers/scsi/sg.c 	case BLKTRACESTOP:
BLKTRACESTOP      724 kernel/trace/blktrace.c 	case BLKTRACESTOP: