From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758891Ab3IBP64 (ORCPT ); Mon, 2 Sep 2013 11:58:56 -0400 Received: from mx1.redhat.com ([209.132.183.28]:63336 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758287Ab3IBP6y (ORCPT ); Mon, 2 Sep 2013 11:58:54 -0400 Message-ID: <5224B5B1.30401@redhat.com> Date: Mon, 02 Sep 2013 17:58:41 +0200 From: Paolo Bonzini User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130805 Thunderbird/17.0.8 MIME-Version: 1.0 To: Gleb Natapov CC: Xiao Guangrong , linux-kernel@vger.kernel.org, kvm@vger.kernel.org, glin@suse.de, agraf@suse.de, brogers@suse.de, afaerber@suse.de, lnussel@suse.de, edk2-devel@lists.sf.net, stable@vger.kernel.org Subject: Re: [PATCH] KVM: mmu: allow page tables to be in read-only slots References: <1377866497-3866-1-git-send-email-pbonzini@redhat.com> <20130901091744.GF22899@redhat.com> <52245D81.7060402@linux.vnet.ibm.com> <20130902094907.GP22899@redhat.com> <522462D6.8090806@linux.vnet.ibm.com> <20130902101114.GR22899@redhat.com> In-Reply-To: <20130902101114.GR22899@redhat.com> X-Enigmail-Version: 1.5.2 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Il 02/09/2013 12:11, Gleb Natapov ha scritto: >> > >> > Got it, thanks for your explanation. >> > >> > BTW, if you and Paolo are busy on other things, i am happy to fix these issues. :) > I am busy with reviews mostly :). If you are not to busy with lockless > write protection then fine with me. Lest wait for Paolo's input on > proposed API though. No problem, I'm happy to do this kind of exercise. I like the API you proposed. I can do this change on top of the API change. However, since this bug is "in the wild" it may be applicable to stable@ as well. If you agree, I will also post v2 of this patch for stable kernels as soon as we agree on the desired faulting behavior. Paolo