Subject: Re: direct I/O
To: Chuck Silvers <chuq@chuq.com>
From: Jaromir Dolecek <jdolecek@NetBSD.org>
List: tech-kern
Date: 03/01/2005 11:02:38
On Tue, Mar 01, 2005 at 01:53:39AM -0800, Chuck Silvers wrote:
> On Mon, Feb 28, 2005 at 08:59:54AM -0400, Jared D.McNeill wrote:
> > Solaris also supports 'forcedirectio' as a mount option. Are you 
> > planning on supporting similar functionality as well?
> 
> we could do that too, it wouldn't be hard at all once we have O_DIRECT.

BTW, isn't O_DIRECT orthogonal to the loan-for-read()/write(), i.e.
wouldn't it be useful to have both? The loan-for-X only avoids
cost of copyin(), right?

Jaromir
-- 
Jaromir Dolecek <jdolecek@NetBSD.org>            http://www.NetBSD.cz/
-=- We can walk our road together if our goals are all the same;     -=-
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