Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933517Ab3FRQai (ORCPT ); Tue, 18 Jun 2013 12:30:38 -0400 Received: from terminus.zytor.com ([198.137.202.10]:59712 "EHLO mail.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933184Ab3FRQag (ORCPT ); Tue, 18 Jun 2013 12:30:36 -0400 Message-ID: <51C08B01.40200@zytor.com> Date: Tue, 18 Jun 2013 11:29:53 -0500 From: "H. Peter Anvin" User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130514 Thunderbird/17.0.6 MIME-Version: 1.0 To: Yinghai Lu CC: Andrew Morton , Thomas Gleixner , Ingo Molnar , Joshua Covington , linux-kernel@vger.kernel.org Subject: Re: [PATCH v3 0/2] x86, mtrr: fixs for mtrr_cleanup References: <1371154622-8929-1-git-send-email-yinghai@kernel.org> In-Reply-To: <1371154622-8929-1-git-send-email-yinghai@kernel.org> X-Enigmail-Version: 1.5.1 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 Content-Length: 934 Lines: 28 On 06/13/2013 03:17 PM, Yinghai Lu wrote: > Joshua reported: Commit cd7b304dfaf1 (x86, range: fix missing merge > during add range) broke mtrr cleanup on his setup in 3.9.5. > corresponding commit in upstream is fbe06b7bae7c. > > *BAD*gran_size: 64K chunk_size: 16M num_reg: 6 lose cover RAM: -0G > > https://bugzilla.kernel.org/show_bug.cgi?id=59491 > > Fix it from two places, so late mtrr cleanup side and range add side. > > x86, mtrr: Fix original mtrr range get for mtrr_cleanup > range: Do not add new blank slot with add_range_with_merge > > Please apply them for v3.10. > On this subject: what do we need to happen to be able to dump the MTRR cleanup stuff? -hpa -- 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/