[476] in linux-scsi channel archive
Re: Generic Scsi Driver Bug Report and comments.
daemon@ATHENA.MIT.EDU (H. Peter Anvin)
Fri Aug 4 07:04:59 1995
To: submit-linux-dev-scsi@ratatosk.yggdrasil.com
From: hpa@sleipner.yggdrasil.com (H. Peter Anvin)
Date: 4 Aug 1995 04:45:45 GMT
Reply-To: Peter.Anvin@linux.org (H. Peter Anvin)
Followup to: <199508031551.IAA18866@dandelion.com>
By author: "Leonard N. Zubkoff" <lnz@dandelion.com>
In newsgroup: linux.dev.scsi
>
> From: hpa@asgard.yggdrasil.com (H. Peter Anvin)
> Newsgroups: linux.dev.scsi
> Date: 3 Aug 1995 05:46:19 GMT
>
> This is true. This would require going to a 32- or 64-bit dev_t,
> however. libc-5 has the necessary hooks for changing the size of
> dev_t (it includes a version number in its stat call), and with the
> 1.3 development kernel in full swing it is about the right time to
> make such a migration.
>
> AFAIK, the constraints to keep in mind are:
>
> # of LUNs/ID 3 bits (can this be more on wide/xwide SCSI?)
>
> The BusLogic Wide SCSI Host Adapters can support 64 LUNs, and apparently some
> of their customers actually use them.
>
I think we definitely have a case for a 64-bit dev_t...
/hpa
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