From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757540AbdECTqI (ORCPT ); Wed, 3 May 2017 15:46:08 -0400 Received: from mx2.suse.de ([195.135.220.15]:34077 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1757350AbdECTqA (ORCPT ); Wed, 3 May 2017 15:46:00 -0400 Subject: Re: [PATCH 0/4] KVM: x86: kvm_mwait_in_guest() cleanup and fixes To: =?UTF-8?B?UmFkaW0gS3LEjW3DocWZ?= , linux-kernel@vger.kernel.org, kvm@vger.kernel.org References: <20170503193733.13409-1-rkrcmar@redhat.com> Cc: Paolo Bonzini , "Michael S. Tsirkin" , "Gabriel L. Somlo" From: Alexander Graf Message-ID: <4ccbc8ee-1654-4128-8ae1-86e0fb86d326@suse.de> Date: Wed, 3 May 2017 21:45:57 +0200 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.12; rv:45.0) Gecko/20100101 Thunderbird/45.8.0 MIME-Version: 1.0 In-Reply-To: <20170503193733.13409-1-rkrcmar@redhat.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 03.05.17 21:37, Radim Krčmář wrote: > kvm_mwait_in_guest() was overcomplicated and also missed one AMD bug > that should prevent MWAIT pass through. > > This series ignores errata that don't have any Linux bug defined; > I know of two minor (not affecting the host) Core 2 errata: > AG36. Split Locked Stores May not Trigger the Monitoring Hardware > AG106. A REP STOS/MOVS to a MONITOR/MWAIT Address Range May Prevent > Triggering of the Monitoring Hardware > > None of them are really worthy of a new condition if Linux never hit > them ... we still have the OS X bug that Gabriel is hitting, but I'm ok > with the original approach that sacrificed it for "greater good". I like the series :) Reviewed-by: Alexander Graf Alex