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From: "Darrick J. Wong" <darrick.wong@oracle.com>
To: Christoph Hellwig <hch@infradead.org>
Cc: linux-xfs@vger.kernel.org
Subject: Re: [PATCH 0/2] xfs: fix stale disk exposure after crash
Date: Thu, 16 Jan 2020 15:00:14 -0800	[thread overview]
Message-ID: <20200116230014.GK8247@magnolia> (raw)
In-Reply-To: <20200116164955.GC4593@infradead.org>

On Thu, Jan 16, 2020 at 08:49:55AM -0800, Christoph Hellwig wrote:
> Btw, what happened to:
> 
> https://git.kernel.org/pub/scm/linux/kernel/git/djwong/xfs-linux.git/commit/?h=djwong-wtf&id=c931d4b2a6634b94cc11958706592944f55870d4

Originally I thought that it was enough to decrease *wbc->range_start to
the ondisk EOF since the _flush_unmap function triggers a writepages
call.  Maybe it's better to make that part explicit.

However, it's only necessary to extend writeback like that if you're
going to retain the delalloc -> written state change.  I don't consider
applying patch 2 to be a good idea though.

--D

> ?

      reply	other threads:[~2020-01-16 23:00 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-01-16  6:15 [PATCH 0/2] xfs: fix stale disk exposure after crash Darrick J. Wong
2020-01-16  6:15 ` [PATCH 1/2] xfs: force writes to delalloc regions to unwritten Darrick J. Wong
2020-01-16 16:47   ` Christoph Hellwig
2020-01-16 23:16     ` Darrick J. Wong
2020-01-19 20:49   ` Dave Chinner
2020-02-03 20:14     ` Darrick J. Wong
2020-05-07 10:32       ` Brian Foster
2020-05-14 16:33         ` Darrick J. Wong
2020-05-14 17:44           ` Brian Foster
2020-05-17  7:48             ` Christoph Hellwig
2020-05-19  0:40               ` Darrick J. Wong
2020-05-20  1:03             ` Dave Chinner
2020-01-16  6:15 ` [PATCH 2/2] xfs: relax unwritten writeback overhead under some circumstances Darrick J. Wong
2020-01-16 16:49   ` Christoph Hellwig
2020-01-16 23:15     ` Darrick J. Wong
2020-01-16 16:49 ` [PATCH 0/2] xfs: fix stale disk exposure after crash Christoph Hellwig
2020-01-16 23:00   ` Darrick J. Wong [this message]

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