From: Christoph Hellwig <hch@infradead.org>
Subject: Re: [PATCH] vfs: freeze filesystems just prior to reboot
Date: Fri, 11 Aug 2017 09:27:59 -0700
Message-ID: <20170811162759.GA15629@infradead.org>
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Cc: Christoph Hellwig <hch@infradead.org>,
        Colin Walters <walters@verbum.org>,
        xfs <linux-xfs@vger.kernel.org>,
        linux-fsdevel <linux-fsdevel@vger.kernel.org>,
        linux-ext4 <linux-ext4@vger.kernel.org>
To: "Darrick J. Wong" <darrick.wong@oracle.com>
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On Fri, Aug 11, 2017 at 09:26:20AM -0700, Darrick J. Wong wrote:
> "Ensure that <insert insufficient engineering insult here> external fs
> drivers can find files on disk." :P

If they are correctly implemented they can always access it anyway..