From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-qt0-f197.google.com (mail-qt0-f197.google.com [209.85.216.197]) by kanga.kvack.org (Postfix) with ESMTP id 8297F6B0271 for ; Mon, 30 Jul 2018 11:46:10 -0400 (EDT) Received: by mail-qt0-f197.google.com with SMTP id l13-v6so10621760qth.8 for ; Mon, 30 Jul 2018 08:46:10 -0700 (PDT) Received: from userp2130.oracle.com (userp2130.oracle.com. [156.151.31.86]) by mx.google.com with ESMTPS id p85-v6si691275qkl.273.2018.07.30.08.46.09 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 30 Jul 2018 08:46:09 -0700 (PDT) Received: from pps.filterd (userp2130.oracle.com [127.0.0.1]) by userp2130.oracle.com (8.16.0.22/8.16.0.22) with SMTP id w6UFiJt9073215 for ; Mon, 30 Jul 2018 15:46:08 GMT Received: from userv0021.oracle.com (userv0021.oracle.com [156.151.31.71]) by userp2130.oracle.com with ESMTP id 2kgfwsw6p9-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK) for ; Mon, 30 Jul 2018 15:46:08 +0000 Received: from aserv0121.oracle.com (aserv0121.oracle.com [141.146.126.235]) by userv0021.oracle.com (8.14.4/8.14.4) with ESMTP id w6UFk7pl006274 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK) for ; Mon, 30 Jul 2018 15:46:08 GMT Received: from abhmp0018.oracle.com (abhmp0018.oracle.com [141.146.116.24]) by aserv0121.oracle.com (8.14.4/8.13.8) with ESMTP id w6UFk7AI022585 for ; Mon, 30 Jul 2018 15:46:07 GMT Received: by mail-oi0-f46.google.com with SMTP id q11-v6so22082455oic.12 for ; Mon, 30 Jul 2018 08:46:07 -0700 (PDT) MIME-Version: 1.0 References: <20180727165454.27292-1-david@redhat.com> <20180730113029.GM24267@dhcp22.suse.cz> <6cc416e7-522c-a67e-2706-f37aadff084f@redhat.com> <20180730120529.GN24267@dhcp22.suse.cz> <7b58af7b-5187-2c76-b458-b0f49875a1fc@redhat.com> <56e97799-fbe1-9546-46ab-a9b8ee8794e0@redhat.com> <20180730141058.GV24267@dhcp22.suse.cz> <80641d1a-72fe-26b2-7927-98fcac5e5d71@redhat.com> <20180730145035.GY24267@dhcp22.suse.cz> <0be90c23-e5a0-2628-c671-9923d8e45b0a@redhat.com> In-Reply-To: <0be90c23-e5a0-2628-c671-9923d8e45b0a@redhat.com> From: Pavel Tatashin Date: Mon, 30 Jul 2018 11:45:31 -0400 Message-ID: Subject: Re: [PATCH v1] mm: inititalize struct pages when adding a section Content-Type: text/plain; charset="UTF-8" Sender: owner-linux-mm@kvack.org List-ID: To: david@redhat.com Cc: mhocko@kernel.org, Linux Memory Management List , LKML , gregkh@linuxfoundation.org, mingo@kernel.org, Andrew Morton , dan.j.williams@intel.com, jack@suse.cz, mawilcox@microsoft.com, jglisse@redhat.com, Souptick Joarder , kirill.shutemov@linux.intel.com, Vlastimil Babka , osalvador@techadventures.net, yasu.isimatu@gmail.com, malat@debian.org, Mel Gorman , iamjoonsoo.kim@lge.com > > So i guess we agree that the right fix for this is to not touch struct > pages when removing memory, correct? Yes in my opinion that would be the correct fix. Thank you, Pavel > > -- > > Thanks, > > David / dhildenb >