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From: Christoph Hellwig <hch@lst.de>
To: iommu@lists.linux-foundation.org
Subject: Re: dma mask related fixups (including full bus_dma_mask support) v2
Message-ID: <20181001143259.GA5655@lst.de>
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Cc: linuxppc-dev@lists.ozlabs.org, Robin Murphy <robin.murphy@arm.com>,
 linux-kernel@vger.kernel.org, Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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 <linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org>

FYI, I've pulled this into the dma-mapping tree to make forward
progress.  All but oatch 4 had formal ACKs, and for that one Robin
was fine even without and explicit ack.  I'll also send a patch to
better document the zone selection as it confuses even well versed
people like Ben.