From mboxrd@z Thu Jan 1 00:00:00 1970 From: Marcelo Tosatti Subject: Re: [PATCH] KVM: do not #GP on perf MSR writes when vPMU is disabled Date: Tue, 17 Jan 2012 09:24:05 -0200 Message-ID: <20120117112405.GB6150@amt.cnet> References: <20120115121722.GD2167@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: kvm@vger.kernel.org, avi@redhat.com To: Gleb Natapov Return-path: Received: from mx1.redhat.com ([209.132.183.28]:47647 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752399Ab2AQLgy (ORCPT ); Tue, 17 Jan 2012 06:36:54 -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 q0HBasm6029714 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Tue, 17 Jan 2012 06:36:54 -0500 Content-Disposition: inline In-Reply-To: <20120115121722.GD2167@redhat.com> Sender: kvm-owner@vger.kernel.org List-ID: 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.