Subject: Re: README: changes to config, to support dump device configuration
To: Chris G. Demetriou <firstname.lastname@example.org>
From: Jason Thorpe <email@example.com>
Date: 06/14/1997 15:00:45
On Sat, 14 Jun 97 14:54:20 -0700
"Chris G. Demetriou" <firstname.lastname@example.org> wrote:
> A relatively short, special cased, code path. However, it's still not
> particularly short, in the case of SCSI including paths through each of:
> scsi disk driver dump code
> scsi middle layer polling-mode code
> scsi hardware driver polling-mode code
To pick nits, the middle layer is more-or-less bypassed in the scsi disk
dump code; the controller's scsi_cmd entry point is called directly with
a statically allocated xfer structure.
> There's no reason a special-case path for NFS couldn't be used, as
> well. of course, to do it, you'd need polling-mode to be implemented
> in the ethernet drivers...
No, I agree... but it's a lot of work to get there...
Jason R. Thorpe email@example.com
NASA Ames Research Center Home: 408.866.1912
NAS: M/S 258-6 Work: 415.604.0935
Moffett Field, CA 94035 Pager: 415.428.6939