From: Greg Freemyer Subject: Re: [BUG] ext3: cannot unfreeze a filesystem due to a deadlock Date: Wed, 7 Sep 2011 12:45:34 -0400 Message-ID: References: <20110907122929.3715.61FB500B@jp.fujitsu.com> <20110907064006.GA16042@infradead.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: Masayoshi MIZUMA , Jan Kara , Andrew Morton , Andreas Dilger , linux-ext4@vger.kernel.org, linux-fsdevel@vger.kernel.org To: Christoph Hellwig Return-path: In-Reply-To: <20110907064006.GA16042@infradead.org> Sender: linux-fsdevel-owner@vger.kernel.org List-Id: linux-ext4.vger.kernel.org On Wed, Sep 7, 2011 at 2:40 AM, Christoph Hellwig w= rote: > On Wed, Sep 07, 2011 at 12:29:30PM +0900, Masayoshi MIZUMA wrote: >> Hi, >> >> When I checked the freeze feature for ext3 filesystem using fsfreeze >> command at 3.1.0-rc4, I think the following deadlock problem happene= d. >> >> How to reproduce: >> =A0# mkfs -t ext3 /dev/sdd1 >> =A0# mount /dev/sdd1 /MNT >> =A0# ./fsstress -d /MNT/tmp -n 10 -p 1000 > /dev/null 2>&1 & >> =A0# fsfreeze -f /MNT >> =A0# fsfreeze -u /MNT > > Can you add this testcase to xfstests? Christoph, Isn't that just a matter of extending test 068 to ext4 =3D=3D=3D=3D --- 068 2011-06-30 18:41:17.000000000 -0400 +++ 068.new 2011-09-07 12:41:35.000000000 -0400 @@ -51,7 +51,7 @@ . ./common.filter # real QA test starts here -_supported_fs xfs +_supported_fs xfs ext3 ext4 _supported_os Linux IRIX _require_scratch =3D=3D=3D=3D That's a totally untested patch if someone wants to try it. Greg -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel= " in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html