From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:34032) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TB3AF-00037C-S2 for qemu-devel@nongnu.org; Mon, 10 Sep 2012 08:32:32 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1TB3AE-0001jd-Pk for qemu-devel@nongnu.org; Mon, 10 Sep 2012 08:32:31 -0400 Received: from mx1.redhat.com ([209.132.183.28]:47774) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TB3AE-0001jK-HF for qemu-devel@nongnu.org; Mon, 10 Sep 2012 08:32:30 -0400 Message-ID: <504DDDDA.9040001@redhat.com> Date: Mon, 10 Sep 2012 15:32:26 +0300 From: Avi Kivity MIME-Version: 1.0 References: <5034F587.4000403@dlhnet.de> <5048BA0F.3070300@redhat.com> <504DC9BC.1060407@dlhnet.de> <504DCF1A.1@redhat.com> <504DD483.6050104@dlhnet.de> <504DD9F5.2040300@redhat.com> <20120910122120.GA20907@redhat.com> <504DDD37.5000804@dlhnet.de> In-Reply-To: <504DDD37.5000804@dlhnet.de> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] memtest 4.20+ does not work with -cpu host List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Peter Lieven Cc: Paolo Bonzini , "qemu-devel@nongnu.org" , Gleb Natapov , "kvm@vger.kernel.org" On 09/10/2012 03:29 PM, Peter Lieven wrote: > On 09/10/12 14:21, Gleb Natapov wrote: >> On Mon, Sep 10, 2012 at 02:15:49PM +0200, Paolo Bonzini wrote: >>> Il 10/09/2012 13:52, Peter Lieven ha scritto: >>>>> dd if=/dev/cpu/0/msr skip=$((0x194)) bs=8 count=1 | xxd >>>>> dd if=/dev/cpu/0/msr skip=$((0xCE)) bs=8 count=1 | xxd >>>> it only works without the skip. but the msr device returns all zeroes. >>> Hmm, the strange API of the MSR device doesn't work well with dd (dd >>> skips to 0x194 * 8 because bs is 8. You can try this program: >>> >> There is rdmsr/wrmsr in msr-tools. > rdmsr returns it cannot read those MSRs. regardless if I use -cpu host > or -cpu qemu64. On the host. -- error compiling committee.c: too many arguments to function