From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wm0-f72.google.com (mail-wm0-f72.google.com [74.125.82.72]) by kanga.kvack.org (Postfix) with ESMTP id D265F828FF for ; Thu, 21 Jul 2016 03:43:43 -0400 (EDT) Received: by mail-wm0-f72.google.com with SMTP id b65so7131120wmg.0 for ; Thu, 21 Jul 2016 00:43:43 -0700 (PDT) Received: from mail-wm0-f67.google.com (mail-wm0-f67.google.com. [74.125.82.67]) by mx.google.com with ESMTPS id xq16si4557613wjb.123.2016.07.21.00.43.41 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 21 Jul 2016 00:43:41 -0700 (PDT) Received: by mail-wm0-f67.google.com with SMTP id i5so1508589wmg.2 for ; Thu, 21 Jul 2016 00:43:41 -0700 (PDT) Date: Thu, 21 Jul 2016 09:43:40 +0200 From: Michal Hocko Subject: Re: + mm-hugetlb-fix-race-when-migrate-pages.patch added to -mm tree Message-ID: <20160721074340.GA26398@dhcp22.suse.cz> References: <578eb28b.YbRUDGz5RloTVlrE%akpm@linux-foundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <578eb28b.YbRUDGz5RloTVlrE%akpm@linux-foundation.org> Sender: owner-linux-mm@kvack.org List-ID: To: akpm@linux-foundation.org Cc: zhongjiang@huawei.com, qiuxishi@huawei.com, vbabka@suse.cz, mm-commits@vger.kernel.org, Mike Kravetz , Naoya Horiguchi , Mel Gorman , linux-mm@kvack.org We have further discussed the patch and I believe it is not correct. See [1]. I am proposing the following alternative. [1] http://lkml.kernel.org/r/20160720132431.GM11249@dhcp22.suse.cz ---