Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752207AbbFAJiq (ORCPT ); Mon, 1 Jun 2015 05:38:46 -0400 Received: from mail-wg0-f51.google.com ([74.125.82.51]:34914 "EHLO mail-wg0-f51.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751378AbbFAJij (ORCPT ); Mon, 1 Jun 2015 05:38:39 -0400 Message-ID: <556C2818.2080409@redhat.com> Date: Mon, 01 Jun 2015 11:38:32 +0200 From: Paolo Bonzini User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.6.0 MIME-Version: 1.0 To: Xiao Guangrong CC: gleb@kernel.org, mtosatti@redhat.com, kvm@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 14/15] KVM: MTRR: do not map huage page for non-consistent range References: <1432983566-15773-1-git-send-email-guangrong.xiao@linux.intel.com> <1432983566-15773-15-git-send-email-guangrong.xiao@linux.intel.com> <556C27A5.1040908@redhat.com> In-Reply-To: <556C27A5.1040908@redhat.com> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 485 Lines: 14 On 01/06/2015 11:36, Paolo Bonzini wrote: > Does this have a performance impact on shadow? Perhaps we could cache > in struct kvm_arch_memory_slot whether the memslot is covered by MTRRs? Nevermind, patch 15 answers my question. Paolo -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/