[dm-devel] RE: [PATCH RFC] move scsi parts of dm hw handlers to scsi layer

[egoggin at emc.com]

> -----Original Message-----
> From: linux-scsi-owner at vger.kernel.org 
> [mailto:linux-scsi-owner at vger.kernel.org] On Behalf Of Hannes Reinecke
> Sent: Friday, July 21, 2006 3:31 PM
> To: goggin, edward
> Cc: michaelc at cs.wisc.edu; dm-devel at redhat.com; 
> linux-scsi at vger.kernel.org; agk at redhat.com
> Subject: RE: [PATCH RFC] move scsi parts of dm hw handlers to 
> scsi layer
> 
> Am Fr 21.07.2006 21:10 schrieb Edward Goggin <egoggin at emc.com>:
> 
> > > IIRC this is
> > > 
> > > 'DGC' 'DISK'
> > > 'DGC' 'RAID 10'
> > > 'DGC' 'RAID 5'
> > 
> > And 'DGC' 'LUNZ'
> > 
> Yeah. But I left that one out as there is no device attached to it
> so we're unlikely to require a hw handler, or?

Isn't the scsi hw handler independent of DM though?  Also, even in
the DM case, it is useful to be able to parse sense codes associated
with failed IO to a LUNZ CLARiiON logical unit.

> 
> > What about supporting a wildcard model string?
> > 
> Well, we're having that.
> So 'DGC' 'DISK' and
> 'DGC' 'RAID*' should be okay.
> 
> Cheers,
> 
> Hannes
> 
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