> > sorry, it wasn't fine actually.
> > it can't work because dev_t has separate namespaces for
> > block and char devices.
> 
> hence the "please review" in the unified vchr/vblk handling. :)
> 
> what do you suggest? KAUTH_DEVICE_RAWIO_BLOCK/CHAR?

again, my preference is something like this. :-)
	int kauth_authorize_device_specopen(cred, vp, r/w);
	int kauth_authorize_device_passthru(cred, dev_t, void *);

YAMAMOTO Takashi