From: Mark Tinguely <tinguely@sgi.com>
To: Eric Sandeen <sandeen@redhat.com>
Cc: Christoph Hellwig <hch@infradead.org>,
Boris Ranto <branto@redhat.com>, xfs-oss <xfs@oss.sgi.com>
Subject: Re: [PATCH] xfs: test for shut down fs in xfs_dir_fsync()
Date: Mon, 28 Apr 2014 12:22:15 -0500 [thread overview]
Message-ID: <535E8E47.2040701@sgi.com> (raw)
In-Reply-To: <535E8D67.3010504@redhat.com>
On 04/28/14 12:18, Eric Sandeen wrote:
> On 4/28/14, 11:47 AM, Christoph Hellwig wrote:
>> On Mon, Apr 28, 2014 at 11:35:16AM -0500, Eric Sandeen wrote:
>>> Similar to xfs_file_fsync(), I think xfs_dir_fsync() needs
>>> to test for a shut down fs,
>>
>> It probably should.
>>
>>> lest we go down paths we'll
>>> never be able to complete; Boris reported that during some
>>> stress tests he had threads stuck in xlog_cil_force_lsn
>>> via xfs_dir_fsync().
>>
>> But this could still happen if we get a shutdown coming in after that
>> test.
>
> True... that looked a bit hairier to sort out. :(
>
> -Eric
>
Are the sync lsn look okay? Was there an error writing the iclog buffer?
xfs_do_force_shutdown() will also do a xlog_cil_force_lsn() via the
xfs_log_force_umount if the log buffer write was not in error. That
should be the same or later than this lsn.
--Mark.
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next prev parent reply other threads:[~2014-04-28 17:22 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-04-28 16:35 [PATCH] xfs: test for shut down fs in xfs_dir_fsync() Eric Sandeen
2014-04-28 16:47 ` Christoph Hellwig
2014-04-28 17:18 ` Eric Sandeen
2014-04-28 17:22 ` Mark Tinguely [this message]
2014-04-28 17:26 ` Eric Sandeen
2014-04-28 17:49 ` Mark Tinguely
2014-04-28 17:53 ` Eric Sandeen
2014-04-29 10:24 ` Boris Ranto
2014-04-28 20:54 ` Dave Chinner
2014-04-28 21:39 ` Mark Tinguely
2014-04-28 22:18 ` Dave Chinner
2014-04-28 23:00 ` Mark Tinguely
2014-04-29 12:56 ` Brian Foster
2014-04-29 20:12 ` Dave Chinner
2014-07-21 15:33 ` Eric Sandeen
2014-09-12 19:29 ` Eric Sandeen
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