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Date:   Fri, 11 Aug 2017 09:26:20 -0700
From:   "Darrick J. Wong" <darrick.wong@...cle.com>
To:     Christoph Hellwig <hch@...radead.org>
Cc:     Colin Walters <walters@...bum.org>,
        xfs <linux-xfs@...r.kernel.org>,
        linux-fsdevel <linux-fsdevel@...r.kernel.org>,
        linux-ext4 <linux-ext4@...r.kernel.org>
Subject: Re: [PATCH] vfs: freeze filesystems just prior to reboot

On Fri, Aug 11, 2017 at 03:02:30AM -0700, Christoph Hellwig wrote:
> On Sat, Aug 05, 2017 at 08:45:28AM -0700, Darrick J. Wong wrote:
> > FSCHECKPOINT?  Since that's your requirement anyway...
> > 
> > "Ensures that all filesystem metadata (which may be in a journal
> > somewhere) has been checkpointed back to disk." ?
> 
> What about a file system that is entirely log structured and just
> garbage collects some times?

"Ensure that <insert insufficient engineering insult here> external fs
drivers can find files on disk." :P

--D

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