Received: by 2002:a25:c205:0:0:0:0:0 with SMTP id s5csp3569484ybf; Tue, 3 Mar 2020 08:16:59 -0800 (PST) X-Google-Smtp-Source: ADFU+vu0USYI71FZ23AbKaPnCJKZpkb7k93ApMhdYZtSGfFoJmjcC5Ag9KNTNkahR43QpTVPl74K X-Received: by 2002:aca:c5ca:: with SMTP id v193mr2647570oif.164.1583252218983; Tue, 03 Mar 2020 08:16:58 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1583252218; cv=none; d=google.com; s=arc-20160816; b=F0+0wUkJAw3d6Vxd/u+fIujKQ6a/WAx1PVN+FrSrVsIrNVeQ9tGQzTWCuH19WR2QPc M8MTHt46IM4lFtzfznINjoU9TIiSCSfMbh2rFtVgMFeFVfRoBGLjJm8yuuJ/oMW3Hc4+ YZW0fL1pIrK2QjgVYn+sSp8R6lmqBPJe7so7g2r83RN2wmu6sjyrMLHAoowNMxd9J/VE 92JGPn8MntH7Ory1CTAUz2BepsXqZiwnS+u1wIs/xuAgsVdm2dNXwIz9DI9lRRgKjfxZ av/2zBAZu1koJ4FGgqcoA/2DpVUB2VywrlMbaaaaqfhPi74UcupqGU8Y07PcL2WazgCs FTzQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :message-id:date:subject:cc:to:from; bh=/kncdPMbkl9MkKMv0/ViiheMyNDQxHl7hsyTkCFMe50=; b=Hakuf0H0v9jHXShro8NBw3rL7ks+10wuOi9MxNKVLOwnpugmnlOjG6SJ8r1u6qMFDR xi8dicicgkprmzIhdmME4d5aOVSbY//DOlOwhq19KFSo0YHRnGrdw5KUY89mtAUoBFQp SPGIhevS/4hdZC9Rf++At1PpEUK4Hp5y+QgDTVEfVmd5F11LfrjD172a74E+0gY3JEeV qy/uHBEo0XDSTAqz3yoK6NM/myebb8P+TW2ewmfdQ1sP0NboJVPtJIm0MPJs7jPz3rMa gahc9V1M4TmGiww1FFcv3kucdwP1GKAPhpSGGc54/cpwtaM8V2BqDJHsr+bvy6njojZD nR0Q== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=alibaba.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id l21si8527399otk.142.2020.03.03.08.16.45; Tue, 03 Mar 2020 08:16:58 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=alibaba.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730262AbgCCQQK (ORCPT + 99 others); Tue, 3 Mar 2020 11:16:10 -0500 Received: from out30-133.freemail.mail.aliyun.com ([115.124.30.133]:49564 "EHLO out30-133.freemail.mail.aliyun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729680AbgCCQQK (ORCPT ); Tue, 3 Mar 2020 11:16:10 -0500 X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R141e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=e01f04396;MF=shile.zhang@linux.alibaba.com;NM=1;PH=DS;RN=6;SR=0;TI=SMTPD_---0TrZg1ZS_1583252154; Received: from e18g09479.et15sqa.tbsite.net(mailfrom:shile.zhang@linux.alibaba.com fp:SMTPD_---0TrZg1ZS_1583252154) by smtp.aliyun-inc.com(127.0.0.1); Wed, 04 Mar 2020 00:16:06 +0800 From: Shile Zhang To: Andrew Morton , Kirill Tkhai , Pavel Tatashin Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, Shile Zhang Subject: [PATCH v2 0/1] mm: fix interrupt disabled long time inside Date: Wed, 4 Mar 2020 00:15:50 +0800 Message-Id: <20200303161551.132263-1-shile.zhang@linux.alibaba.com> X-Mailer: git-send-email 2.24.0.rc2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, Andrew and Kirill, Sorry for late! It's a shame that I misunderstood your mails. @Kirill I'm very sorry for misunderstood before! Now, I got your points. Yes, the v1 patch is buggy in preemption case. I also tried your suggestion, it's works! Please help to review the new patch again. Thanks very much for you kindly guidance! Shile Changelog: v1: https://lore.kernel.org/lkml/20200110082510.172517-1-shile.zhang@linux.alibaba.com/ Shile Zhang (1): mm: fix interrupt disabled long time inside deferred_init_memmap() mm/page_alloc.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) -- 2.24.0.rc2