Received: by 2002:ac0:a594:0:0:0:0:0 with SMTP id m20-v6csp2085264imm; Wed, 16 May 2018 07:40:25 -0700 (PDT) X-Google-Smtp-Source: AB8JxZqLrrflOdn9eonA3TbFOsraQuX22sL1k2CH1c0idYm54pVhNw+oci8LgBWkoXBg9/josJZ5 X-Received: by 2002:a63:6945:: with SMTP id e66-v6mr974865pgc.306.1526481625437; Wed, 16 May 2018 07:40:25 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1526481625; cv=none; d=google.com; s=arc-20160816; b=thK+PZcyxmbvOO+34DTOQIUQMbA24K9EzIg5/V2oenV5yxbgCRa990tCIcMUS8VeOP FrOg/M4NrVVygiqEd3xfb0uple86aWlxQNFzj9pVSn5/b/cXyMIUrfXm4enMOf/Bzlfd I8nf5nFY3bHLp3FBMt/3ES2AA+F+tuxJsXcqKrxJkkV5QMCSx/RKCWRKm1oJoGR8lGhD 9nieBgjP6nI1OmjmnWFgwN1UCu7eq+deU6vHBgJ6cyBSQaGG/JXR+Cf0sprL1SPZXgO3 HNnl1C1M+FqFsAuirr3g/dNESaQJ/UZbUlDhN64LDwnetaAt3TaUIbfZ494WUxr9yjeO HWIw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :organization:references:in-reply-to:date:cc:to:from:subject :message-id:arc-authentication-results; bh=eJbLCAjO5mprUpN8XMTrI1c9Cmyy01d//pxbT8Oekkc=; b=yn1Rh48I+yo8k8pi0vhIOqWcOh/Lpsb44Q6Vm+tPgDbZ/kWZL13gnT5ruJotuhVZTV J6172xBC1N8w8IgkhZeovxJ36KZRpxOHDNz0PoyM3amcNlvtAy3gNXQU58+Gu6m8T5cS G0BDbx5r6KnIkeU9/j900QZnUbPyBtbT89kTAbqt4D1HHEtVjqaz9+UFFnGoyKY/QNRO RKgGMCe6s28cXkcR5AN23LkAMGV7OdcoLAeiseY8nuR+v2jKtr6hW2RcVRnjW/x9seTh jNRgndbPUhvgeNt7uB8maGB7SRmrqMudXWEbfiM+ZlsGK+fHvCANtke6mpdP0y5HWAGu 2BgA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=codethink.co.uk Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id a5-v6si2815509pfc.106.2018.05.16.07.40.11; Wed, 16 May 2018 07:40:25 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=codethink.co.uk Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752573AbeEPOim (ORCPT + 99 others); Wed, 16 May 2018 10:38:42 -0400 Received: from imap1.codethink.co.uk ([176.9.8.82]:44463 "EHLO imap1.codethink.co.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751510AbeEPOik (ORCPT ); Wed, 16 May 2018 10:38:40 -0400 Received: from 167-98-27-229.cust-167.exponential-e.net ([167.98.27.229] helo=xylophone) by imap1.codethink.co.uk with esmtpsa (Exim 4.84_2 #1 (Debian)) id 1fIxZc-0005Zh-5l; Wed, 16 May 2018 15:38:36 +0100 Message-ID: <1526481515.9159.127.camel@codethink.co.uk> Subject: Re: [PATCH 4.4 164/190] futex: Remove requirement for lock_page() in get_futex_key() From: Ben Hutchings To: Greg Kroah-Hartman , linux-kernel@vger.kernel.org Cc: stable@vger.kernel.org, Mel Gorman , Davidlohr Bueso , Thomas Gleixner , Chris Mason , Darren Hart , Hugh Dickins , Linus Torvalds , Mel Gorman , Peter Zijlstra , Sebastian Andrzej Siewior , dave@stgolabs.net, Ingo Molnar , Chenbo Feng Date: Wed, 16 May 2018 15:38:35 +0100 In-Reply-To: <20180411183602.117363832@linuxfoundation.org> References: <20180411183550.114495991@linuxfoundation.org> <20180411183602.117363832@linuxfoundation.org> Organization: Codethink Ltd. Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.22.6-1+deb9u1 Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 2018-04-11 at 20:36 +0200, Greg Kroah-Hartman wrote: > 4.4-stable review patch.  If anyone has any objections, please let me know. > > ------------------ > > From: Mel Gorman > > commit 65d8fc777f6dcfee12785c057a6b57f679641c90 upstream. [...] This causes regressions, fixed upstream by: commit 077fa7aed17de5022e44bf07dbaf732078b7b5b2 Author: Mel Gorman Date:   Wed Jun 8 14:25:22 2016 +0100     futex: Calculate the futex key based on a tail page for file-based futexes commit 48fb6f4db940e92cfb16cd878cddd59ea6120d06 Author: Mel Gorman Date:   Wed Aug 9 08:27:11 2017 +0100     futex: Remove unnecessary warning from get_futex_key Ben. -- Ben Hutchings Software Developer, Codethink Ltd.