From: Christoph Hellwig <hch@lst.de>
To: Brian Foster <bfoster@redhat.com>
Cc: Christoph Hellwig <hch@lst.de>,
linux-xfs@vger.kernel.org, eguan@redhat.com,
darrick.wong@oracle.com
Subject: Re: [PATCH 1/4] xfs: fix bogus minleft manipulations
Date: Fri, 16 Dec 2016 09:21:16 +0100 [thread overview]
Message-ID: <20161216082116.GC32288@lst.de> (raw)
In-Reply-To: <20161215143430.GB29477@bfoster.bfoster>
On Thu, Dec 15, 2016 at 09:34:33AM -0500, Brian Foster wrote:
> FWIW, I was playing with this a bit more and managed to manufacture a
> filesystem layout that this series doesn't handle too well. Emphasis on
> "manufactured" because this might not be a likely real world scenario,
> but either way the current code handles it fine.
>
> I've attached a metadump of the offending image. mdestore it, mount and
> attempt something like 'dd if=/dev/zero of=/mnt/file' on the root. The
> buffered write looks like it's in a livelock, waiting indefinitely for a
> writeback cycle that will never complete...
Ok, I'll give it a spin.
next prev parent reply other threads:[~2016-12-16 8:21 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-12-13 15:59 minleft fixes Christoph Hellwig
2016-12-13 15:59 ` [PATCH 1/4] xfs: fix bogus minleft manipulations Christoph Hellwig
2016-12-14 17:35 ` Brian Foster
2016-12-14 19:36 ` Christoph Hellwig
2016-12-14 21:51 ` Brian Foster
[not found] ` <20161215143430.GB29477@bfoster.bfoster>
2016-12-16 8:21 ` Christoph Hellwig [this message]
2016-12-19 11:38 ` Christoph Hellwig
2016-12-20 14:17 ` Brian Foster
2016-12-20 21:45 ` Dave Chinner
2016-12-15 22:09 ` Dave Chinner
2016-12-16 8:20 ` Christoph Hellwig
2017-01-04 6:32 ` Darrick J. Wong
2017-01-04 8:50 ` Christoph Hellwig
2016-12-13 15:59 ` [PATCH 2/4] xfs: calculate minleft correctly for bmap allocations Christoph Hellwig
2016-12-14 18:24 ` Brian Foster
2016-12-13 15:59 ` [PATCH 3/4] xfs: adjust allocation length in xfs_alloc_space_available Christoph Hellwig
2016-12-14 18:24 ` Brian Foster
2016-12-14 19:37 ` Christoph Hellwig
2016-12-15 20:41 ` Libor Klepáč
2016-12-16 8:20 ` Christoph Hellwig
2016-12-16 0:28 ` Dave Chinner
2016-12-16 8:25 ` Christoph Hellwig
2016-12-18 23:55 ` Dave Chinner
2016-12-13 15:59 ` [PATCH 4/4] xfs: don't rely on ->total " Christoph Hellwig
2016-12-14 18:30 ` Brian Foster
2016-12-14 19:38 ` Christoph Hellwig
2016-12-14 21:51 ` Brian Foster
2016-12-15 8:55 ` Christoph Hellwig
2016-12-15 12:00 ` Brian Foster
2016-12-14 10:51 ` minleft fixes Eryu Guan
2016-12-15 10:24 ` Eryu Guan
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