linux-ext4 - Re: RT/ext4/jbd2 circular dependency

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Message-ID: <CAF_MivGWF6BVZbztKSHQ+EKNkfm-9UhZ61fKXZzpfXdL=2RhvA@mail.gmail.com>
Date:	Thu, 30 Oct 2014 16:15:45 +0800
From:	Kevin Liao <kevinlia@...il.com>
To:	"Theodore Ts'o" <tytso@....edu>
Cc:	Chris Friesen <chris.friesen@...driver.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Austin Schuh <austin@...oton-tech.com>, pavel@...linux.ru,
	"J. Bruce Fields" <bfields@...ldses.org>,
	Ext4 Developers List <linux-ext4@...r.kernel.org>,
	adilger.kernel@...ger.ca, rt-users <linux-rt-users@...r.kernel.org>
Subject: Re: RT/ext4/jbd2 circular dependency

2014-10-30 9:44 GMT+08:00 Theodore Ts'o <tytso@....edu>:
> On Wed, Oct 29, 2014 at 05:37:03PM -0600, Chris Friesen wrote:
>> 3) For 3.4, do you think that it's sufficient to backport the three commits
>> I mentioned, or are you aware of others that I should be looking at as well?
>
> No, those three commits would be quite sufficient.  If you could
> handle doing the backports, I would greatly appreciate it!  Sounds
> like you've done so for 3.4 already, and it should be fairly
> straightforward to get them into 3.10, since b34090e landed in 3.11.
>

Hi Ted and Chris,

I also have similar jbd2 hang problem for kernel 3.4. Could you kindly
specify what are the three commits to fix the issue? Cause I can not
find them using the keyword "commit b34090e e5a120a f5113ef".

Thanks a lot for your help.

Kevin
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