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 C1116C433F4 for ; Sun, 26 Aug 2018 05:07:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6B5352147D for ; Sun, 26 Aug 2018 05:07:07 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6B5352147D Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726643AbeHZIsZ (ORCPT ); Sun, 26 Aug 2018 04:48:25 -0400 Received: from mga03.intel.com ([134.134.136.65]:43725 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726258AbeHZIsZ (ORCPT ); Sun, 26 Aug 2018 04:48:25 -0400 X-Amp-Result: UNSCANNABLE X-Amp-File-Uploaded: False Received: from orsmga006.jf.intel.com ([10.7.209.51]) by orsmga103.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 25 Aug 2018 22:07:05 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.53,289,1531810800"; d="scan'208";a="69162735" Received: from tassilo.jf.intel.com (HELO tassilo.localdomain) ([10.7.201.126]) by orsmga006.jf.intel.com with ESMTP; 25 Aug 2018 22:06:41 -0700 Received: by tassilo.localdomain (Postfix, from userid 1000) id 4E43630105D; Sat, 25 Aug 2018 22:06:41 -0700 (PDT) Date: Sat, 25 Aug 2018 22:06:41 -0700 From: Andi Kleen To: Guenter Roeck Cc: Andi Kleen , stable@vger.kernel.org, x86@kernel.org, linux-kernel@vger.kernel.org, bernhard.kaindl@thalesgroup.com, greg@kroah.com Subject: Re: [PATCH] x86/mm/pat: Fix L1TF stable backport for CPA Message-ID: <20180826050641.GT12066@tassilo.jf.intel.com> References: <20180825135015.33547-1-andi@firstfloor.org> <20180826044646.GA24782@roeck-us.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180826044646.GA24782@roeck-us.net> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > > Cc: stable@vger.kernel.org # 4.4 and 4.9 > > LGTM for v4.4.y but ... are you sure that this patch applies to v4.9.y ? > Commit edc3b9129cec is 'native' in v4.9.y and has not been reverted there. You're right. I thought it was needed for 4.9 too, but yes it has the CPA pfn patch. So for 4.9 the patch is not needed and in fact incorrect. The original report was for 4.4. Greg can you please revert/remove it again for 4.9? -Andi