From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: [PATCH] KVM: do not #GP on perf MSR writes when vPMU is disabled Date: Tue, 24 Jan 2012 16:28:43 +0200 Message-ID: <4F1EC01B.6070806@redhat.com> References: <20120115121722.GD2167@redhat.com> <20120117112405.GB6150@amt.cnet> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: Gleb Natapov , kvm@vger.kernel.org To: Marcelo Tosatti Return-path: Received: from mx1.redhat.com ([209.132.183.28]:49452 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756694Ab2AXO2q (ORCPT ); Tue, 24 Jan 2012 09:28:46 -0500 Received: from int-mx10.intmail.prod.int.phx2.redhat.com (int-mx10.intmail.prod.int.phx2.redhat.com [10.5.11.23]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id q0OESkiB028500 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Tue, 24 Jan 2012 09:28:46 -0500 In-Reply-To: <20120117112405.GB6150@amt.cnet> Sender: kvm-owner@vger.kernel.org List-ID: On 01/17/2012 01:24 PM, Marcelo Tosatti wrote: > On Sun, Jan 15, 2012 at 02:17:22PM +0200, Gleb Natapov wrote: > > Return to behaviour perf MSR had before introducing vPMU in case vPMU > > is disabled. Some guests access those registers unconditionally and do > > not expect it to fail. > > > > Signed-off-by: Gleb Natapov > > Applied, thanks. > Needed for 3.3, no? -- error compiling committee.c: too many arguments to function