From mboxrd@z Thu Jan 1 00:00:00 1970 From: Antoine Martin Subject: Re: raw disks no longer work in latest kvm (kvm-88 was fine) Date: Sat, 22 May 2010 18:35:14 +0700 Message-ID: <4BF7C172.2000508@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> <4B93FD94.7060508@nagafix.co.uk> <4B93FFEE.4080007@redhat.com> <4B9B6008.4090902@nagafix.co.uk> <4BBE51F4.6070904@nagafix.co.uk> <4BF7B589.1070808@nagafix.co.uk> <4BF7BD33.2090700@msgid.tls. msk.ru> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Cc: Avi Kivity , Christoph Hellwig , kvm@vger.kernel.org To: Michael Tokarev Return-path: Received: from mamba.nagafix.co.uk ([194.145.196.68]:47385 "EHLO mail.nagafix.co.uk" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1754346Ab0EVLfW (ORCPT ); Sat, 22 May 2010 07:35:22 -0400 In-Reply-To: <4BF7BD33.2090700@msgid.tls.msk.ru> Sender: kvm-owner@vger.kernel.org List-ID: On 05/22/2010 06:17 PM, Michael Tokarev wrote: > 22.05.2010 14:44, Antoine Martin wrote: >> Bump. >> >> Now that qemu is less likely to eat my data, " *[Qemu-devel] [PATCH 4/8] >> block: fix sector comparism in*" >> http://marc.info/?l=qemu-devel&m=127436114712437 >> >> I thought I would try using the raw 1.5TB partition again with KVM, >> still no go. > > Hm. I don't have so much diskspace (my largest is 750Gb, whole disk), > but I created 1.5Tb sparse lvm volume. It appears to work for me, > even 32bit version of qemu-kvm-0.12.4 (with the mentioned patch applied). > >> I am still having to use: >> >> #undef CONFIG_PREADV >> >> Host and guest kernel version is 2.6.34, headers 2.6.33, glibc 2.10.1-r1 >> qemu-kvm 0.12.4 + patch above. > > eglibc-2.10.2-6, kernel #2.6.34.0-amd64, > kernel headers 2.6.32-11~bpo50+1 > (debian) > >> Who do I need to bug? glibc? kvm? > > are you running 32bit userspace and 64bit kernel > by a chance? If yes that's a kernel prob, see > http://thread.gmane.org/gmane.linux.kernel.aio.general/2891 > (the fix will be in 2.6.35 hopefully, now it's in > Andrew Morton's tree). > > If not, well, I don't know ;) I'm not: 64-bit host and 64-bit guest. Thanks anyway. Antoine > > /mjt > -- > To unsubscribe from this list: send the line "unsubscribe kvm" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html