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Date: Wed, 14 May 2003 23:21:59 -0700
From: Andrew Morton <akpm@digeo.com>
To: Andreas Dilger <adilger@clusterfs.com>
Cc: vaxerdec@frontiernet.net, linux-kernel@vger.kernel.org
Subject: Re: O_DIRECT write to file by block-aligned, block-multiple buf
 fails?
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Andreas Dilger <adilger@clusterfs.com> wrote:
>
> On May 15, 2003  01:33 -0400, Scott McDermott wrote:
> > This should mean I can write aligned pages with direct IO, right?
> > 
> >         write: Invalid argument
> > 
> >         $ grep /tmp /proc/mounts
> >         /dev/hda5 /mnt/tmp ext3 rw 0 0
> 
> ext3 does not support O_DIRECT in 2.4 yet.
> 

It does if you apply

ftp://ftp.kernel.org/pub/linux/kernel/people/andrea/kernels/v2.4/2.4.21rc2aa1/10_ext3-o_direct-2