linux-kernel - Re: [PULL REQUEST] Ext2, ext3, and quota updates for 2.6.35-rc1

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Message-ID: <20100521192456.GE10149@quack.suse.cz>
Date:	Fri, 21 May 2010 21:24:56 +0200
From:	Jan Kara <jack@...e.cz>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	Jan Kara <jack@...e.cz>, LKML <linux-kernel@...r.kernel.org>,
	linux-fsdevel@...r.kernel.org
Subject: Re: [PULL REQUEST] Ext2, ext3, and quota updates for 2.6.35-rc1

On Fri 21-05-10 11:50:15, Linus Torvalds wrote:
> 
> 
> On Fri, 21 May 2010, Jan Kara wrote:
> >
> >   Oops, I've just found a bug in one of my ocfs2 fixes. I've fixed that up
> > so the new diffstat is here:
> 
> I already pulled your previous version.
  OK, I'll push the fix separately.

> And btw, Jan, I'm getting pretty upset with your apparently cavalier 
> attitude to filesystems. We've had several bugs lately for some quota or 
> filesystem "cleanups", which in at least one case caused corrupted 
> filesystems etc.
  That ext3 bug was nasty I agree :( I'm now pushing some quota tests to
XFSQA and setup a machine that runs them. So that should improve a test
coverage...

> You need to be a hell of a lot more careful, or I will have to stop 
> pulling from you. Filesystem bugs are _major_ no-no's. 
> 
> How long had that buggy commit been tested? By who? Was it acked or 
> reviewed by anybody else?
  The buggy commit was "ocfs2: Fix lock inversion in quotas during umount"
and it was reviewed by Joel Becker. Neither of us realized that we have to
stop quota syncing thread also on remount read-only...

								Honza
-- 
Jan Kara <jack@...e.cz>
SUSE Labs, CR
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