From mboxrd@z Thu Jan  1 00:00:00 1970
From: Christoph Hellwig <hch-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
Subject: Re: [RFC 2/2] KVM: add virtio-pmem driver
Date: Tue, 17 Oct 2017 00:16:33 -0700
Message-ID: <20171017071633.GA9207@infradead.org>
References: <20171012155027.3277-1-pagupta@redhat.com>
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I think this driver is at entirely the wrong level.

If you want to expose pmem to a guest with flushing assist do it
as pmem, and not a block driver.