sdopen            289 scsi/sd.c      		if (bdevsw[bmaj].d_open == sdopen)
sdopen            292 scsi/sd.c      		if (cdevsw[cmaj].d_open == sdopen)
sdopen           1147 scsi/sd.c      	if (omask == 0 && sdopen(dev, 0, S_IFBLK, NULL) != 0) {