Re: kernel-managed /dev, revisited

Michael Neuffer (neuffer@goofy.zdv.Uni-Mainz.de)
Mon, 14 Jul 1997 01:10:42 +0200 (MET DST)


On Sun, 13 Jul 1997, Harald Milz wrote:

> Date: Sun, 13 Jul 1997 15:54:00 +0200
> From: Harald Milz <hm@seneca.muc.de>
> To: linux-kernel@vger.rutgers.edu
> Subject: Re: kernel-managed /dev, revisited
>
> Teunis Peters (teunis@usa.net) wrote:
> >
> > Now that I think about it though, I toss in a vote for:
> > s<?><id><lun>
> > on naming though (eg tape on ID 4 lun 0 == st40 or the like)
>
> Err - this limits you to 9 LUNs per SCSI ID. Please don't do it... SSA will
> allow many, many disks per (virtual mapped) SCSI ID and would definitely
> not profit from it!
>
> It's easier to unambiguously parse something like
> s<host>i<target id>l<lun>

This would be incomplete, since a controller can have more then one bus,
it would have to be:

s<host>c<channel>i<target id>l<lun>

Mike