From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.5 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_MUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5C996C43381 for ; Thu, 28 Feb 2019 15:44:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3324E218AE for ; Thu, 28 Feb 2019 15:44:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1733111AbfB1Pof (ORCPT ); Thu, 28 Feb 2019 10:44:35 -0500 Received: from mga03.intel.com ([134.134.136.65]:2666 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732736AbfB1Poe (ORCPT ); Thu, 28 Feb 2019 10:44:34 -0500 X-Amp-Result: UNSCANNABLE X-Amp-File-Uploaded: False Received: from orsmga001.jf.intel.com ([10.7.209.18]) by orsmga103.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 28 Feb 2019 07:44:33 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.58,423,1544515200"; d="scan'208";a="142411180" Received: from sjchrist-coffee.jf.intel.com (HELO linux.intel.com) ([10.54.74.181]) by orsmga001.jf.intel.com with ESMTP; 28 Feb 2019 07:44:33 -0800 Date: Thu, 28 Feb 2019 07:44:33 -0800 From: Sean Christopherson To: Dave Hansen , Andy Lutomirski , Peter Zijlstra , Thomas Gleixner , Ingo Molnar , Borislav Petkov , "x86@kernel.org" Cc: "H. Peter Anvin" , "linux-kernel@vger.kernel.org" , Linus Torvalds , Rik van Riel , "Yu, Yu-cheng" , Ingo Molnar Subject: Re: [PATCH v3 0/2] x86/fault: Further improve #PF oops messages Message-ID: <20190228154433.GB6166@linux.intel.com> References: <20181221213657.27628-1-sean.j.christopherson@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20181221213657.27628-1-sean.j.christopherson@intel.com> User-Agent: Mutt/1.5.24 (2015-08-30) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org High latency ping. These still apply as-is. On Fri, Dec 21, 2018 at 01:36:55PM -0800, Sean Christopherson wrote: > Rework the messages printed for #PF oopses to display more detailed > information about the fault in human readable form and to avoid > conflicting messages and/or statements that may not always be accurate. > > v3: > - Prepend a patch to reword the initial BUG message > - Add sample output in the changelogs > - Swap the order of the #PF lines. For most cases the three main lines > show up in reverse fir-tree ordering and the cause of the fault is > easy to pick out since it's the last thing highlighted by pr_alert > (excepting when dumping the IDT, GDT, etc...). > > v2: > - Explicitly call out protection keys violations > - "Slightly" reword the changelog > > v1: https://lkml.kernel.org/r/20181207195223.23968-1-sean.j.christopherson@intel.com > v2: https://lkml.kernel.org/r/20181207184423.1962-1-sean.j.christopherson@intel.com > > Sean Christopherson (2): > x86/fault: Reword initial BUG message for unhandled page faults > x86/fault: Decode and print #PF oops in human readable form > > arch/x86/mm/fault.c | 51 +++++++++++++++------------------------------ > 1 file changed, 17 insertions(+), 34 deletions(-) > > -- > 2.19.2 >