From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753405Ab3A3Dwk (ORCPT ); Tue, 29 Jan 2013 22:52:40 -0500 Received: from mail.skyhub.de ([78.46.96.112]:53548 "EHLO mail.skyhub.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753187Ab3A3Dwh (ORCPT ); Tue, 29 Jan 2013 22:52:37 -0500 Date: Wed, 30 Jan 2013 04:52:35 +0100 From: Borislav Petkov To: Boris Ostrovsky Cc: tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com, Jacob.Shin@amd.com, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 2/2] x86,AMD: Enable WC+ memory type on family 10 processors Message-ID: <20130130035235.GE30965@pd.tnic> Mail-Followup-To: Borislav Petkov , Boris Ostrovsky , tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com, Jacob.Shin@amd.com, linux-kernel@vger.kernel.org References: <1359497723-24791-1-git-send-email-boris.ostrovsky@amd.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <1359497723-24791-1-git-send-email-boris.ostrovsky@amd.com> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jan 29, 2013 at 05:15:23PM -0500, Boris Ostrovsky wrote: > In some cases BIOS may not enable WC+ memory type on family 10 > processors, instead converting what would be WC+ memory to CD type. > On guests using nested pages this could result in performance > degradation. This patch enables WC+. > > Signed-off-by: Boris Ostrovsky Acked-by: Borislav Petkov -- Regards/Gruss, Boris. Sent from a fat crate under my desk. Formatting is fine. --