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From:   Christoph Hellwig <hch@lst.de>
To:     Tony Luck <tony.luck@intel.com>, Fenghua Yu <fenghua.yu@intel.com>
Cc:     David Woodhouse <dwmw2@infradead.org>, linux-ia64@vger.kernel.org,
        linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org,
        iommu@lists.linux-foundation.org
Subject: DMA related cleanups for IA64
Date:   Wed,  1 Aug 2018 18:02:43 +0200
Message-Id: <20180801160252.25629-1-hch@lst.de>
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Hi all,

this is a resend of the last two series plus additional cleanups.  The
driver of it were the odd dma barriers in the ia64 sync_single_* methods,
but once I started to look into that area the fallback got bigger and
bigger..