From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Cyrus-Session-Id: sloti22d1t05-394842-1526481753-2-2477824899194273112 X-Sieve: CMU Sieve 3.0 X-Spam-known-sender: no ("Email failed DMARC policy for domain") X-Spam-score: 0.0 X-Spam-hits: BAYES_00 -1.9, HEADER_FROM_DIFFERENT_DOMAINS 0.248, MAILING_LIST_MULTI -1, ME_NOAUTH 0.01, RCVD_IN_DNSWL_HI -5, LANGUAGES en, BAYES_USED global, SA_VERSION 3.4.0 X-Spam-source: IP='209.132.180.67', Host='vger.kernel.org', Country='US', FromHeader='uk', MailFrom='org' X-Spam-charsets: plain='UTF-8' X-IgnoreVacation: yes ("Email failed DMARC policy for domain") X-Resolved-to: greg@kroah.com X-Delivered-to: greg@kroah.com X-Mail-from: stable-owner@vger.kernel.org ARC-Seal: i=1; a=rsa-sha256; cv=none; d=messagingengine.com; s=fm2; t= 1526481752; b=NI7VXN+kX/fgBmEa00Ulu6omKgQbfF0dourxySDQuTTi/Brn0x iTYfu8KJ+y9vSCxbUtn6ysV/YNdwriMslMMHfxZUUVQrTxXhwXfMqy/sNHYpVAJr tdM4nzFHCRhg8Y62hzh0IsNCRRxBxlTTmkr729QJWRHG3Sqx6zIOAGzx4z/SwJQh pFEcOyg01hpJE6nXwdenfmdgS+nFW8LnnEPdkoUXxc656qOLWzszxaV9ABptOuwL MvQTMmtcm3U8KHu3c4dFAmhFY2EmFwmCSMW75ke56PRbCPfXqoUtHg68KXRzO2q1 v0bu5Idd8dE9cIGX/6z2iZ5jqceiiMSOyo/w== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=message-id:subject:from:to:cc:date :in-reply-to:references:content-type:mime-version :content-transfer-encoding:sender:list-id; s=fm2; t=1526481752; bh=WVFaHPwdZtF+H1nJVgt8FqSSZLIdJitE8qgtsNNFcZ4=; b=PlcnKKdXHnyC uDJ3ip0O+cJinlRUNAWbXH/pSGh2zXy649I0dQjssAXJ92zvHwXDdi1GjwSskjBJ Z1Db7oOJaNebERoIIVWsW+jdI2whMDO+4VAs8qWdz6dXlqGfal+sUPNVgi6yeHg1 tifUFBdzvvEUiiBDFNdWTeiyhA2y8ybOApx2A/IpO2WlHa0JbtCC8rWikzhWk86C fPQGnN537pnaHJzzJOPGfS4cT9i+6jWQBz+H8zGGnq5ynnNpJslX7YcmsoBivIh4 UteCIGYH+qAPjpGaqnFhjjm1+8Lb9+Cjz0f5SC4FiKEU/wCo4eio/e9LbZVxiH64 CMh6VrN0MA== ARC-Authentication-Results: i=1; mx2.messagingengine.com; arc=none (no signatures found); dkim=none (no signatures found); dmarc=fail (p=none,has-list-id=yes,d=none) header.from=codethink.co.uk; iprev=pass policy.iprev=209.132.180.67 (vger.kernel.org); spf=none smtp.mailfrom=stable-owner@vger.kernel.org smtp.helo=vger.kernel.org; x-aligned-from=fail; x-cm=none score=0; x-ptr=pass x-ptr-helo=vger.kernel.org x-ptr-lookup=vger.kernel.org; x-return-mx=pass smtp.domain=vger.kernel.org smtp.result=pass smtp_org.domain=kernel.org smtp_org.result=pass smtp_is_org_domain=no header.domain=codethink.co.uk header.result=pass header_is_org_domain=yes; x-vs=clean score=-100 state=0 Authentication-Results: mx2.messagingengine.com; arc=none (no signatures found); dkim=none (no signatures found); dmarc=fail (p=none,has-list-id=yes,d=none) header.from=codethink.co.uk; iprev=pass policy.iprev=209.132.180.67 (vger.kernel.org); spf=none smtp.mailfrom=stable-owner@vger.kernel.org smtp.helo=vger.kernel.org; x-aligned-from=fail; x-cm=none score=0; x-ptr=pass x-ptr-helo=vger.kernel.org x-ptr-lookup=vger.kernel.org; x-return-mx=pass smtp.domain=vger.kernel.org smtp.result=pass smtp_org.domain=kernel.org smtp_org.result=pass smtp_is_org_domain=no header.domain=codethink.co.uk header.result=pass header_is_org_domain=yes; x-vs=clean score=-100 state=0 X-ME-VSCategory: clean X-CM-Envelope: MS4wfPPbJozecUT1Ww2k4mCjl/SB1Qj1JLywiC9tXI/OEoZhCbYTyS32ZTsVCEyyvhnstB1vhHCTelhpiHiJDzwxo2J+TP47cwl3rWzjCmbsMe8umI76Qag2 qkm9UYADbUhCaW5GLRHs39E8QWYqURZ37+bHz0W1kjIyMDbV6jycA9h8i3FOW1RF0ySe9CKuGuMiZucM8mxB2wCRyiCMGkyo6zSxmxFoytKycY9Fla5nJ3S1 X-CM-Analysis: v=2.3 cv=E8HjW5Vl c=1 sm=1 tr=0 a=UK1r566ZdBxH71SXbqIOeA==:117 a=UK1r566ZdBxH71SXbqIOeA==:17 a=IkcTkHD0fZMA:10 a=VUJBJC2UJ8kA:10 a=iSAE4EF8J2PBPzoeUY0A:9 a=QEXdDO2ut3YA:10 X-ME-CMScore: 0 X-ME-CMCategory: none Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750924AbeEPOm3 (ORCPT ); Wed, 16 May 2018 10:42:29 -0400 Received: from imap1.codethink.co.uk ([176.9.8.82]:44711 "EHLO imap1.codethink.co.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750759AbeEPOm2 (ORCPT ); Wed, 16 May 2018 10:42:28 -0400 Message-ID: <1526481745.9159.128.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 15:42:25 +0100 In-Reply-To: <1526481515.9159.127.camel@codethink.co.uk> References: <20180411183550.114495991@linuxfoundation.org> <20180411183602.117363832@linuxfoundation.org> <1526481515.9159.127.camel@codethink.co.uk> 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: stable-owner@vger.kernel.org X-Mailing-List: stable@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: On Wed, 2018-05-16 at 15:38 +0100, Ben Hutchings wrote: > 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 Actually I think this backport to 4.4 incorporated the fix above, but the one below still looks applicable. Ben. > 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.