From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-io0-f200.google.com (mail-io0-f200.google.com [209.85.223.200]) by kanga.kvack.org (Postfix) with ESMTP id 329EC6B0033 for ; Sun, 22 Jan 2017 23:44:10 -0500 (EST) Received: by mail-io0-f200.google.com with SMTP id m98so142018555iod.2 for ; Sun, 22 Jan 2017 20:44:10 -0800 (PST) Received: from tyo161.gate.nec.co.jp (tyo161.gate.nec.co.jp. [114.179.232.161]) by mx.google.com with ESMTPS id e9si7826162ita.102.2017.01.22.20.44.08 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 22 Jan 2017 20:44:09 -0800 (PST) From: Naoya Horiguchi Subject: Re: [RFC] HWPOISON: soft offlining for non-lru movable page Date: Mon, 23 Jan 2017 04:26:40 +0000 Message-ID: <20170123042639.GA5610@hori1.linux.bs1.fc.nec.co.jp> References: <1484712054-7997-1-git-send-email-xieyisheng1@huawei.com> <20170118094530.GA29579@hori1.linux.bs1.fc.nec.co.jp> In-Reply-To: Content-Language: ja-JP Content-Type: text/plain; charset="iso-2022-jp" Content-ID: Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Sender: owner-linux-mm@kvack.org List-ID: To: Yisheng Xie Cc: "linux-mm@kvack.org" , "linux-kernel@vger.kernel.org" , "mhocko@suse.com" , "akpm@linux-foundation.org" , "minchan@kernel.org" , "vbabka@suse.cz" , "guohanjun@huawei.com" , "qiuxishi@huawei.com" On Fri, Jan 20, 2017 at 05:52:13PM +0800, Yisheng Xie wrote: > Hi Naoya, >=20 > On 2017/1/18 17:45, Naoya Horiguchi wrote: > > On Wed, Jan 18, 2017 at 12:00:54PM +0800, Yisheng Xie wrote: > >> This patch is to extends soft offlining framework to support > >> non-lru page, which already support migration after > >> commit bda807d44454 ("mm: migrate: support non-lru movable page > >> migration") > >> > >> When memory corrected errors occur on a non-lru movable page, > >> we can choose to stop using it by migrating data onto another > >> page and disable the original (maybe half-broken) one. > >> > >> Signed-off-by: Yisheng Xie > >=20 > > It looks OK in my quick glance. I'll do some testing more tomorrow. > >=20 > Thanks for reviewing. > I have do some basic test like offline movable page and unpoison it. > Do you have some test suit or test suggestion? So I can do some more > test of it for double check? Very thanks for that. I've tried soft offline on zram pages with your v2 patch, and it works fine= . I have no specific suggestion about other testcases. Thanks, Naoya Horiguchi= -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org