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Message-ID: <20160131190616.GA15840@lst.de>
Date:	Sun, 31 Jan 2016 20:06:16 +0100
From:	Christoph Hellwig <hch@....de>
To:	David Woodhouse <dwmw2@...radead.org>
Cc:	Andy Lutomirski <luto@...nel.org>,
	"Michael S. Tsirkin" <mst@...hat.com>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"David S. Miller" <davem@...emloft.net>,
	sparclinux@...r.kernel.org, Joerg Roedel <jroedel@...e.de>,
	Christian Borntraeger <borntraeger@...ibm.com>,
	Cornelia Huck <cornelia.huck@...ibm.com>,
	Sebastian Ott <sebott@...ux.vnet.ibm.com>,
	Paolo Bonzini <pbonzini@...hat.com>,
	Christoph Hellwig <hch@....de>, KVM <kvm@...r.kernel.org>,
	Martin Schwidefsky <schwidefsky@...ibm.com>,
	linux-s390 <linux-s390@...r.kernel.org>,
	Linux Virtualization <virtualization@...ts.linux-foundation.org>,
	David Vrabel <david.vrabel@...rix.com>,
	Stefano Stabellini <stefano.stabellini@...citrix.com>,
	xen-devel@...ts.xenproject.org
Subject: Re: [PATCH v5 00/10] virtio DMA API, yet again

On Fri, Jan 29, 2016 at 11:01:00AM +0000, David Woodhouse wrote:
> Also, wasn't Christoph looking at making per-device DMA ops more
> generic instead of an 'archdata' thing on basically every platform? Or
> did I just imagine that part?

What I've done for 4.5 is to switch all architectures to use DMA ops.
This should make it fairly easy to have a generic dma ops pointer in the
devie structure, but I have no need for that yet, and thus no short term
plans to do that work myself.

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