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From: Chris Mason <clm@fb.com>
To: <fdmanana@kernel.org>
Cc: <linux-btrfs@vger.kernel.org>, Filipe Manana <fdmanana@suse.com>
Subject: Re: [PATCH] Btrfs: remove unnecessary locking of cleaner_mutex to avoid deadlock
Date: Thu, 10 Sep 2015 09:01:05 -0400	[thread overview]
Message-ID: <20150910130105.GI9511@ret.masoncoding.com> (raw)
In-Reply-To: <1441881041-10992-1-git-send-email-fdmanana@kernel.org>

On Thu, Sep 10, 2015 at 11:30:41AM +0100, fdmanana@kernel.org wrote:
> From: Filipe Manana <fdmanana@suse.com>
> This issue was discussed (in the mailing list) during the review of
> the patch titled "btrfs: explictly delete unused block groups in
> close_ctree and ro-remount" and it was agreed that acquiring the
> cleaner mutex had to be dropped after the patch titled
> "Btrfs: fix race between balance and unused block group deletion"
> got merged (both patches were submitted at about the same time, but
> one landed in kernel 4.2 and the other in the 4.3 merge window).

Thanks Filipe, hit the lockdep warning and was going to dig this out.

-chris

      reply	other threads:[~2015-09-10 13:01 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-09-10 10:30 [PATCH] Btrfs: remove unnecessary locking of cleaner_mutex to avoid deadlock fdmanana
2015-09-10 13:01 ` Chris Mason [this message]

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