From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wj0-f199.google.com (mail-wj0-f199.google.com [209.85.210.199]) by kanga.kvack.org (Postfix) with ESMTP id 786B26B0038 for ; Wed, 18 Jan 2017 04:51:52 -0500 (EST) Received: by mail-wj0-f199.google.com with SMTP id an2so1482631wjc.3 for ; Wed, 18 Jan 2017 01:51:52 -0800 (PST) Received: from mx2.suse.de (mx2.suse.de. [195.135.220.15]) by mx.google.com with ESMTPS id z8si16926476wrb.95.2017.01.18.01.51.51 for (version=TLS1 cipher=AES128-SHA bits=128/128); Wed, 18 Jan 2017 01:51:51 -0800 (PST) Date: Wed, 18 Jan 2017 10:51:48 +0100 From: Michal Hocko Subject: Re: [RFC] HWPOISON: soft offlining for non-lru movable page Message-ID: <20170118095148.GK7015@dhcp22.suse.cz> References: <1484712054-7997-1-git-send-email-xieyisheng1@huawei.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1484712054-7997-1-git-send-email-xieyisheng1@huawei.com> Sender: owner-linux-mm@kvack.org List-ID: To: Yisheng Xie Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, n-horiguchi@ah.jp.nec.com, akpm@linux-foundation.org, minchan@kernel.org, vbabka@suse.cz, guohanjun@huawei.com, qiuxishi@huawei.com On Wed 18-01-17 12:00:54, 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. soft_offline_movable_page duplicates quite a lot from __soft_offline_page. Would it be better to handle both cases in __soft_offline_page? -- Michal Hocko SUSE Labs -- 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