From mboxrd@z Thu Jan  1 00:00:00 1970
From: Christoph Hellwig <hch@infradead.org>
Subject: Re: [ANNOUNCE] unionmount-testsuite: Amir's master branch updated
Date: Tue, 12 Dec 2017 06:53:28 -0800
Message-ID: <20171212145328.GA1572@infradead.org>
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To: Dave Chinner <david@fromorbit.com>
Cc: Amir Goldstein <amir73il@gmail.com>, Vivek Goyal <vgoyal@redhat.com>, overlayfs <linux-unionfs@vger.kernel.org>, Miklos Szeredi <miklos@szeredi.hu>, David Howells <dhowells@redhat.com>, fstests <fstests@vger.kernel.org>, Chandan Rajendra <chandan@linux.vnet.ibm.com>

I have a customer using only reflink.  And they probably want to keep
it that way as rmap adds quite a lot of overhead.