linux-ext4 - Re: Regression with ext4 in kernel 2.6.39-rc7? (Was: testing ext4 master branch)

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Message-ID: <BANLkTimA4JYROuQqe0+7UF7_Ti5rhZRrtA@mail.gmail.com>
Date:	Sat, 14 May 2011 10:11:55 +0300
From:	Amir Goldstein <amir73il@...il.com>
To:	"Ted Ts'o" <tytso@....edu>
Cc:	Eric Sandeen <sandeen@...hat.com>,
	Ext4 Developers List <linux-ext4@...r.kernel.org>,
	Jan Kara <jack@...e.cz>,
	linux-fsdevel <linux-fsdevel@...r.kernel.org>
Subject: Re: Regression with ext4 in kernel 2.6.39-rc7? (Was: testing ext4
 master branch)

On Sat, May 14, 2011 at 1:49 AM, Ted Ts'o <tytso@....edu> wrote:
> On Fri, May 13, 2011 at 08:25:02PM +0300, Amir Goldstein wrote:
>>
>> After xfstests failed to build on Ubuntu 10.10, I followed the
>> advice omitted by the build script to run "make install-qa", to
>> solve the problem.  It took me a while to figure exactly where I
>> should run the command, but in the end I pulled the xfsprogs tree,
>> ran "make; make install; make install-qa" and from there on things
>> were looking better.
>
> I did that, but fsstress doesn't pull in the needed xfs/xfs_fs.h
> header file.  So it still dies.
>
>                                                - Ted
>

Well, anyway, the regression has to be from commit  21f97697:

ext4: remove unnecessary [cm]time update of quota file

because before that commit ext4_quota_off() was too short to
have a bug at ext4_quota_off+0x42/0xd0.

Jan, where are you? don't make me debug this...

Amir.
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