From: Nikolay Borisov <n.borisov.lkml@gmail.com>
To: Christoph Hellwig <hch@lst.de>
Cc: linux-xfs@vger.kernel.org
Subject: Re: [PATCH, RFC] xfs: fix multi-AG deadlock in xfs_bunmapi
Date: Wed, 26 Jul 2017 16:59:26 +0300 [thread overview]
Message-ID: <fde0bf1e-5ee6-3671-9cb2-f76b428abb07@gmail.com> (raw)
In-Reply-To: <20170726130442.GA24681@lst.de>
On 26.07.2017 16:04, Christoph Hellwig wrote:
> But this is just on 4.4 and older, right? We had issues in the
> allocation path there as well, which should be fixed in 4.11 and later,
> and in recrnt 4.9-stable releases. Without those the allocation path
> might sometimes lock out of order as well.
I will try to repro on 4.11 WITHOUT your patch just to see that the
issue happens there as well. But if memory serves me right on newer
kernels it was much harder to hit (but not impossible).
next prev parent reply other threads:[~2017-07-26 13:59 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
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 [this message]
2017-07-28 6:05 ` Nikolay Borisov
2017-07-31 12:09 ` Christoph Hellwig
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