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Subject: Re: [00/15] swiotlb cleanup
From: Ian Campbell <Ian.Campbell@eu.citrix.com>
To: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
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Date: Mon, 13 Jul 2009 10:40:29 +0100
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On Mon, 2009-07-13 at 05:20 +0100, FUJITA Tomonori wrote:
> On Fri, 10 Jul 2009 15:02:00 +0100
> Ian Campbell <Ian.Campbell@citrix.com> wrote:
> 
> > On Fri, 2009-07-10 at 14:35 +0900, FUJITA Tomonori wrote:
> > > I don't think that we need to take account of dom0 support; we don't
> > > have a clear idea about an acceptable dom0 design (it needs to use
> > > swiotlb code? I don't know yet), we don't even know we will have dom0
> > > support in mainline. That's why I didn't CC this patchset to Xen
> > > camp.
> > 
> > The core domain 0 patches which were the subject of the discussions a
> > few week back are completely orthogonal to the swiotlb side of things
> 
> ? If we don't merge dom0 patch, we don't need dom0 changes to
> swiotlb. We don't know we would have dom0 support in mainline. Or I
> overlooked something?
[...]
> As far as I know, you have not posted anything about changes to
> swiotlb for domU. I can't discuss it. If you want, please send
> patches.

There are no separate domU swiotlb patches -- the exact the same patches
as we have already been discussing are useful and necessary for both
domU and dom0.

Ian.