From mboxrd@z Thu Jan  1 00:00:00 1970
From: Christoph Hellwig <hch-jcswGhMUV9g@public.gmane.org>
Subject: Re: [PATCH 08/20] powerpc/dma: remove the unused dma_nommu_ops export
Date: Tue, 31 Jul 2018 14:16:25 +0200
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It turns out cxl actually uses it.  So for now skip this patch,
although random code in drivers messing with dma ops will need to
be sorted out sooner or later.