From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pb0-f44.google.com (mail-pb0-f44.google.com [209.85.160.44]) by kanga.kvack.org (Postfix) with ESMTP id A9F2C6B0037 for ; Mon, 16 Dec 2013 04:42:28 -0500 (EST) Received: by mail-pb0-f44.google.com with SMTP id rq2so5259123pbb.3 for ; Mon, 16 Dec 2013 01:42:28 -0800 (PST) Received: from szxga03-in.huawei.com (szxga03-in.huawei.com. [119.145.14.66]) by mx.google.com with ESMTPS id ob10si8390882pbb.157.2013.12.16.01.42.25 for (version=TLSv1 cipher=RC4-SHA bits=128/128); Mon, 16 Dec 2013 01:42:27 -0800 (PST) Message-ID: <52AECABE.60902@huawei.com> Date: Mon, 16 Dec 2013 17:41:18 +0800 From: Xishi Qiu MIME-Version: 1.0 Subject: Re: [PATCH] mm: fix huge page reallocated in soft_offline_page References: <52AEC122.2000609@huawei.com> In-Reply-To: <52AEC122.2000609@huawei.com> Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: Xishi Qiu Cc: Andi Kleen , Andrew Morton , WuJianguo , Linux MM , LKML On 2013/12/16 17:00, Xishi Qiu wrote: > The huge page may be reallocated in soft_offline_page, because > MIGRATE_ISOLATE can not keep the page until after setting PG_hwpoison. > alloc_huge_page() > dequeue_huge_page_vma() > dequeue_huge_page_node() > If the huge page was reallocated, we need to try offline it again. > Sorry, I made a mistake. This bug was fixed in commit c8721bbbdd36382de51cd6b7a56322e0acca2414 Thanks, Xishi Qiu -- 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