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From: Christoph Hellwig <hch@lst.de>
To: Nikolay Borisov <n.borisov.lkml@gmail.com>
Cc: Christoph Hellwig <hch@lst.de>, linux-xfs@vger.kernel.org
Subject: Re: [PATCH, RFC] xfs: fix multi-AG deadlock in xfs_bunmapi
Date: Thu, 20 Jul 2017 09:47:06 +0200	[thread overview]
Message-ID: <20170720074706.GA22218@lst.de> (raw)
In-Reply-To: <09500343-740e-0178-c60a-6ea5e6993c11@gmail.com>

On Wed, Jul 19, 2017 at 06:09:29PM +0300, Nikolay Borisov wrote:
> I can confirm that on 4.4 I also hit the same deadlock. So this patch is
> not sufficient.

Odd.  And the patch to always just process a single extent from
xfs_itruncate_extents fixes the issue for you, right?

  reply	other threads:[~2017-07-20  7:47 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-07-18 17:25 [PATCH, RFC] xfs: fix multi-AG deadlock in xfs_bunmapi Christoph Hellwig
2017-07-18 18:15 ` Darrick J. Wong
2017-07-18 18:27   ` Nikolay Borisov
2017-07-18 18:33     ` Darrick J. Wong
2017-07-19  7:36       ` Christoph Hellwig
2017-07-19 13:11 ` Nikolay Borisov
2017-07-19 15:09   ` Nikolay Borisov
2017-07-20  7:47     ` Christoph Hellwig [this message]
2017-07-20  7:47       ` Nikolay Borisov
2017-07-20  7:49         ` Christoph Hellwig
2017-07-20  7:51           ` Nikolay Borisov
2017-07-20 14:58           ` Nikolay Borisov
2017-07-21 10:26             ` Christoph Hellwig
2017-07-26 13:04             ` Christoph Hellwig
2017-07-26 13:59               ` Nikolay Borisov
2017-07-28  6:05               ` Nikolay Borisov
2017-07-31 12:09                 ` Christoph Hellwig

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