From: Alex Elder <aelder@sgi.com>
To: Dave Chinner <david@fromorbit.com>
Cc: xfs@oss.sgi.com
Subject: Re: [PATCH 9/9] xfs: convert log tail checking to a warning
Date: Thu, 07 Apr 2011 16:16:54 -0500 [thread overview]
Message-ID: <1302211014.2576.609.camel@doink> (raw)
In-Reply-To: <1302141445-27457-10-git-send-email-david@fromorbit.com>
On Thu, 2011-04-07 at 11:57 +1000, Dave Chinner wrote:
> From: Dave Chinner <dchinner@redhat.com>
>
> On the Power platform, the log tail debug checks fire excessively
> causing the system to panic early in testing. The debug checks are
> known to be racy, though on x86_64 there is no evidence that they
> trigger at all.
>
> We want to keep the checks active on debug systems to alert us to
> problems with log space accounting, but we need to reduce the impact
> of a racy check on testing on the Power platform.
>
> As a result, convert the ASSERT conditions to warnings, and
> allow them to fire only once per filesystem mount. This will prevent
> false positives from interfering with testing, whilst still
> providing us with the indication that they may be a problem with log
> space accounting should that occur.
>
> Signed-off-by: Dave Chinner <dchinner@redhat.com>
> Reviewed-by: Christoph Hellwig <hch@lst.de>
Looks good.
Reviewed-by: Alex Elder <aelder@sgi.com>
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next prev parent reply other threads:[~2011-04-07 21:14 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-04-07 1:57 [PATCH 0/9] xfs; candidate fixes for 2.6.39 V2 Dave Chinner
2011-04-07 1:57 ` [PATCH 1/9] xfs: fix extent format buffer allocation size Dave Chinner
2011-04-07 1:57 ` [PATCH 2/9] xfs: introduce a xfssyncd workqueue Dave Chinner
2011-04-07 21:34 ` Alex Elder
2011-04-08 0:41 ` Dave Chinner
2011-04-07 1:57 ` [PATCH 3/9] xfs: convert ENOSPC inode flushing to use new syncd workqueue Dave Chinner
2011-04-07 21:16 ` Alex Elder
2011-04-07 1:57 ` [PATCH 4/9] xfs: introduce background inode reclaim work Dave Chinner
2011-04-07 21:16 ` Alex Elder
2011-04-08 0:19 ` Dave Chinner
2011-04-08 13:49 ` Alex Elder
2011-04-07 1:57 ` [PATCH 5/9] xfs: convert the xfsaild threads to a workqueue Dave Chinner
2011-04-07 21:16 ` Alex Elder
2011-04-07 1:57 ` [PATCH 6/9] xfs: clean up code layout in xfs_trans_ail.c Dave Chinner
2011-04-07 21:16 ` Alex Elder
2011-04-07 1:57 ` [PATCH 7/9] xfs: push the AIL from memory reclaim and periodic sync Dave Chinner
2011-04-07 21:16 ` Alex Elder
2011-04-07 1:57 ` [PATCH 8/9] xfs: catch bad block numbers freeing extents Dave Chinner
2011-04-07 21:16 ` Alex Elder
2011-04-07 1:57 ` [PATCH 9/9] xfs: convert log tail checking to a warning Dave Chinner
2011-04-07 21:16 ` Alex Elder [this message]
-- strict thread matches above, loose matches on Subject: below --
2011-04-06 6:19 [PATCH 0/9] xfs: candidate fixes for 2.6.39 Dave Chinner
2011-04-06 6:19 ` [PATCH 9/9] xfs: convert log tail checking to a warning Dave Chinner
2011-04-06 14:02 ` Christoph Hellwig
2011-04-07 0:25 ` Dave Chinner
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