Subject: Re: Disk scheduling policy (Re: NEW_BUFQ_STRATEGY)
To: Alfred Perlstein <bright@mu.org>
From: Jason Thorpe <thorpej@wasabisystems.com>
List: tech-perform
Date: 12/01/2003 18:07:31
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On Dec 1, 2003, at 5:32 PM, Alfred Perlstein wrote:

> This is one of the problem we face in FreeBSD.  My suggestion would
> be to have the disk driver register at load time whether or not it
> can support the new bufs and have the kernel to the appropriate
> thing, basically offer backwards compat for old drivers and map
> the bufs and skip the large scatter gather support.

Yah, this should be no problem... a flag to bufq_alloc() would probably 
do the right thing in NetBSD.

         -- Jason R. Thorpe <thorpej@wasabisystems.com>


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