From patchwork Tue Dec 23 05:41:02 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xing Gu X-Patchwork-Id: 5530811 Return-Path: X-Original-To: patchwork-linux-btrfs@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 29DC5BEEA8 for ; Tue, 23 Dec 2014 05:44:42 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 483E82017D for ; Tue, 23 Dec 2014 05:44:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5F2E12011D for ; Tue, 23 Dec 2014 05:44:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754562AbaLWFog (ORCPT ); Tue, 23 Dec 2014 00:44:36 -0500 Received: from cn.fujitsu.com ([59.151.112.132]:62959 "EHLO heian.cn.fujitsu.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1750860AbaLWFof (ORCPT ); Tue, 23 Dec 2014 00:44:35 -0500 X-IronPort-AV: E=Sophos;i="5.04,848,1406563200"; d="scan'208";a="45682011" Received: from unknown (HELO edo.cn.fujitsu.com) ([10.167.33.5]) by heian.cn.fujitsu.com with ESMTP; 23 Dec 2014 13:41:12 +0800 Received: from G08CNEXCHPEKD02.g08.fujitsu.local (localhost.localdomain [127.0.0.1]) by edo.cn.fujitsu.com (8.14.3/8.13.1) with ESMTP id sBN5i6Y5013580; Tue, 23 Dec 2014 13:44:06 +0800 Received: from G08FNSTD121211.g08.fujitsu.local (10.167.225.24) by G08CNEXCHPEKD02.g08.fujitsu.local (10.167.33.89) with Microsoft SMTP Server (TLS) id 14.3.181.6; Tue, 23 Dec 2014 13:44:38 +0800 From: Xing Gu To: CC: , , , , Xing Gu Subject: [PATCH v2] btrfs: add regression test for remount with thread_pool resized Date: Tue, 23 Dec 2014 13:41:02 +0800 Message-ID: <1419313262-3664-1-git-send-email-gux.fnst@cn.fujitsu.com> X-Mailer: git-send-email 1.9.3 In-Reply-To: <1401439971-18589-1-git-send-email-gux.fnst@cn.fujitsu.com> References: <1401439971-18589-1-git-send-email-gux.fnst@cn.fujitsu.com> MIME-Version: 1.0 X-Originating-IP: [10.167.225.24] Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Regression test for a btrfs issue of resizing 'thread_pool' when remount the fs. Signed-off-by: Xing Gu --- tests/btrfs/017 | 64 +++++++++++++++++++++++++++++++++++++++++++++++++++++ tests/btrfs/017.out | 1 + tests/btrfs/group | 1 + 3 files changed, 66 insertions(+) create mode 100755 tests/btrfs/017 create mode 100644 tests/btrfs/017.out diff --git a/tests/btrfs/017 b/tests/btrfs/017 new file mode 100755 index 0000000..81f5af6 --- /dev/null +++ b/tests/btrfs/017 @@ -0,0 +1,64 @@ +#!/bin/bash +# FS QA Test No. btrfs/017 +# +# Regression test for a btrfs issue of resizing 'thread_pool' when +# remount the fs. +# This was fixed in the following linux kernel patch: +# 800ee22 btrfs: fix crash in remount(thread_pool=) case +# +#----------------------------------------------------------------------- +# Copyright (c) 2014 Fujitsu. All Rights Reserved. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation. +# +# This program is distributed in the hope that it would be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write the Free Software Foundation, +# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA +# +#----------------------------------------------------------------------- +# + +seq=`basename $0` +seqres=$RESULT_DIR/$seq +echo "QA output created by $seq" + +here=`pwd` +tmp=/tmp/$$ +status=1 # failure is the default! + +_cleanup() +{ + rm -f $tmp.* +} + +trap "_cleanup ; exit \$status" 0 1 2 3 15 + +# get standard environment, filters and checks +. ./common/rc +. ./common/filter + +# real QA test starts here +_supported_fs btrfs +_supported_os Linux +_require_scratch + +_scratch_mkfs > /dev/null + +dmesg -c > /dev/null +nr_null=`dmesg | grep -c "kernel NULL pointer dereference"` +_scratch_mount "-o thread_pool=6" +_scratch_mount "-o remount,thread_pool=10" +new_null=`dmesg | grep -c "kernel NULL pointer dereference"` +if [ $new_null -ne $nr_null ]; then + _fatal "kernel bug detected, check dmesg for more infomation." +fi + +status=0 +exit diff --git a/tests/btrfs/017.out b/tests/btrfs/017.out new file mode 100644 index 0000000..90c4b69 --- /dev/null +++ b/tests/btrfs/017.out @@ -0,0 +1 @@ +QA output created by 017 diff --git a/tests/btrfs/group b/tests/btrfs/group index abb2fe4..cd553a3 100644 --- a/tests/btrfs/group +++ b/tests/btrfs/group @@ -19,6 +19,7 @@ 014 auto balance 015 auto quick snapshot 016 auto quick send +017 auto quick 018 auto quick subvol 019 auto quick send 020 auto quick replace