Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755882Ab0BKBtM (ORCPT ); Wed, 10 Feb 2010 20:49:12 -0500 Received: from ey-out-2122.google.com ([74.125.78.27]:25786 "EHLO ey-out-2122.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754865Ab0BKBtK (ORCPT ); Wed, 10 Feb 2010 20:49:10 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :content-type; b=OyWg28eqxxyl8qEIZc2fo4XmH2HPKpaADxA2CyTa15WL30htFByxDts3iy7QLJd2nM B5HZ4Ffd2yT0DDX5SwXXgoJYJphpygpukVjF+DYXM0YJgVQRyEcGJcNJAC3o42txC9r/ fxTVcjjI4aiNwYS+4ZPxyWXJRliRsdQQ1AUi8= MIME-Version: 1.0 In-Reply-To: References: From: Alexander Lam Date: Wed, 10 Feb 2010 20:48:49 -0500 Message-ID: Subject: Re: mtrr cleanup not doing anything on 2.6.33-rc7 To: linux-kernel@vger.kernel.org Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 943 Lines: 26 On Wed, Feb 10, 2010 at 3:02 PM, Alexander Lam wrote: > > My kernel config has the following: > CONFIG_MTRR=y > CONFIG_MTRR_SANITIZER=y > CONFIG_MTRR_SANITIZER_ENABLE_DEFAULT=1 > CONFIG_MTRR_SANITIZER_SPARE_REG_NR_DEFAULT=1 > > With previous kernels, dmesg would show that the sanitizer was indeed > cleaning up the mtrrs [1] > > but now, with 2.6.33-rc7 there is no indication that this is occuring, For those who run across this later, Found out that commit 508d85c2c6bc8cba53d2a54d9a306ad64a0a80bf, x86: When cleaning MTRRs, do not fold WP into UC causes mtrr cleanup not to run on my machine. Probably not worth fixing because the i915 error message is harmless. -- 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/