From mboxrd@z Thu Jan  1 00:00:00 1970
From: Antoine Martin <antoine@nagafix.co.uk>
Subject: Re: raw disks no longer work in latest kvm (kvm-88 was fine)
Date: Mon, 08 Mar 2010 02:25:08 +0700
Message-ID: <4B93FD94.7060508@nagafix.co.uk>
References: <4B92BF97.4040001@nagafix.co.uk> <4B92C90B.4030807@msgid.tls.msk.ru> <4B932829.8090503@nagafix.co.uk> <4B9372B6.3050408@msgid.tls.msk.ru> <20100307100022.GA23201@infradead.org> <4B93A624.8010707@nagafix.co.uk> <4B93AF8A.3070805@nagafix.co.uk> <4B93C2F9.7030904@msgid.tls.msk.ru> <4B93DE3F.4090103@nagafix.co.uk> <4B93DFF0.5050905@redhat.com> <20100307172151.GA24859@infradead.org> <4B93E29E.6090609@redhat.com> <4B93E9EE.6020701@nagafix.co.uk> <4B93F4A4.9050003@redhat.com> <4B93F96E.30508@nagafix.co.uk> <4B93FA18.2090808@redhat.com> <4B93FAD8.9010207@nagafix.co.uk> <4B93FBC1.3000209@redhat.com>
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To: Avi Kivity <avi@redhat.com>, Christoph Hellwig <hch@infradead.org>,
	kvm@vger.kernel.org
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On 03/08/2010 02:17 AM, Avi Kivity wrote:
> On 03/07/2010 09:13 PM, Antoine Martin wrote:
>>> What version of glibc do you have installed?
>>
>> Latest stable:
>> sys-devel/gcc-4.3.4
>> sys-libs/glibc-2.10.1-r1
>>
>
> $ git show glibc-2.10~108 | head
> commit e109c6124fe121618e42ba882e2a0af6e97b8efc
> Author: Ulrich Drepper <drepper@redhat.com>
> Date:   Fri Apr 3 19:57:16 2009 +0000
>
>     * misc/Makefile (routines): Add preadv, preadv64, pwritev, pwritev64.
>
>         * misc/Versions: Export preadv, preadv64, pwritev, pwritev64 for
>         GLIBC_2.10.
>         * misc/sys/uio.h: Declare preadv, preadv64, pwritev, pwritev64.
>         * sysdeps/unix/sysv/linux/kernel-features.h: Add entries for 
> preadv
>
> You might get away with rebuilding glibc against the 2.6.33 headers.
>
The latest kernel headers available in gentoo (and they're masked unstable):
sys-kernel/linux-headers-2.6.32

So I think I will just keep using Christoph's patch until .33 hits portage.
Unless there's any reason not to? I would rather keep my system "clean".
I can try it though, if that helps you clear things up?