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From: Jeff Dike <jdike@karaya.com>
To: Ryan Cumming <bodnar42@phalynx.dhs.org>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Special Kernel Modification
Date: Mon, 05 Nov 2001 09:22:09 -0500	[thread overview]
Message-ID: <200111051422.JAA01263@ccure.karaya.com> (raw)
In-Reply-To: Your message of "Sun, 04 Nov 2001 21:30:38 PST." <E160cLH-0001Nw-00@localhost>

bodnar42@phalynx.dhs.org said:
> Nope, last I checked O_DIRECT enforces buffer and file offset
> alignment.  Normal apps wouldn't work very well at all. 

Except that the apps won't be the ones doing O_DIRECT IO.  It'll be UML, and
it can presumably provide whatever alignment is required.

> Maybe UML needs some hacks around  the whole caching issue?

Not that I can see...

				Jeff


  reply	other threads:[~2001-11-05 13:04 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2001-11-05  0:01 Special Kernel Modification Lonnie Cumberland
2001-11-05  0:19 ` Ryan Cumming
2001-11-05  0:29   ` lonnie
2001-11-05  1:04     ` Jan-Benedict Glaw
2001-11-05  3:04     ` Mike Fedyk
2001-11-06  0:34     ` Jorgen Cederlof
2001-11-06  0:38       ` lonnie
2001-11-05  0:22 ` Alan Cox
2001-11-05  0:39   ` Phil Sorber
2001-11-05  0:38 ` Rik van Riel
2001-11-05  1:04 ` Jeremy Jackson
2001-11-05  1:58 ` Jeff Dike
2001-11-05  2:14   ` Ryan Cumming
2001-11-05  4:02     ` Jeff Dike
2001-11-05  3:13       ` Ryan Cumming
2001-11-05  5:52         ` Jeff Dike
2001-11-05  5:30           ` Ryan Cumming
2001-11-05 14:22             ` Jeff Dike [this message]
2001-11-05 16:53           ` Andrea Arcangeli
2001-11-05 20:18             ` Jeff Dike
2001-11-05 19:05               ` Andrea Arcangeli
2001-11-05  0:37 John Weber
     [not found] <E160aCK-0001Fs-00@localhost.suse.lists.linux.kernel>
     [not found] ` <200111050552.AAA06451@ccure.karaya.com.suse.lists.linux.kernel>
2001-11-05  6:22   ` Andi Kleen

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