From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754253AbaHUTRl (ORCPT ); Thu, 21 Aug 2014 15:17:41 -0400 Received: from e28smtp09.in.ibm.com ([122.248.162.9]:59075 "EHLO e28smtp09.in.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753759AbaHUTRj (ORCPT ); Thu, 21 Aug 2014 15:17:39 -0400 Message-ID: <53F64605.7010807@linux.vnet.ibm.com> Date: Fri, 22 Aug 2014 00:48:29 +0530 From: Raghavendra K T Organization: IBM User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130625 Thunderbird/17.0.7 MIME-Version: 1.0 To: =?UTF-8?B?UmFkaW0gS3LEjW3DocWZ?= CC: kvm@vger.kernel.org, linux-kernel@vger.kernel.org, Paolo Bonzini , Gleb Natapov , Vinod Chegu , Hui-Zhi Zhao , Christian Borntraeger , Lisa Mitchell Subject: Re: [PATCH v3 7/7] KVM: VMX: optimize ple_window updates to VMCS References: <1408637291-18533-1-git-send-email-rkrcmar@redhat.com> <1408637291-18533-8-git-send-email-rkrcmar@redhat.com> In-Reply-To: <1408637291-18533-8-git-send-email-rkrcmar@redhat.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 14082119-2674-0000-0000-000001808737 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 08/21/2014 09:38 PM, Radim Krčmář wrote: > ple_window is preserved in VMCS, so can write it only after a change. > Do this by keeping a dirty bit. > > Signed-off-by: Radim Krčmář Reviewed-by: Raghavendra KT