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From: Ian Campbell <Ian.Campbell@eu.citrix.com>
To: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Cc: "jeremy@goop.org" <jeremy@goop.org>,
	"tony.luck@intel.com" <tony.luck@intel.com>,
	"linux-ia64@vger.kernel.org" <linux-ia64@vger.kernel.org>,
	"x86@kernel.org" <x86@kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"linuxppc-dev@ozlabs.org" <linuxppc-dev@ozlabs.org>,
	"joerg.roedel@amd.com" <joerg.roedel@amd.com>,
	"mingo@elte.hu" <mingo@elte.hu>
Subject: Re: [00/15] swiotlb cleanup
Date: Mon, 13 Jul 2009 10:40:29 +0100	[thread overview]
Message-ID: <1247478029.11668.10.camel@zakaz.uk.xensource.com> (raw)
In-Reply-To: <20090713131859N.fujita.tomonori@lab.ntt.co.jp>

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.

  reply	other threads:[~2009-07-13  9:40 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-07-10  1:04 [00/15] swiotlb cleanup FUJITA Tomonori
2009-07-10  1:04 ` [PATCH 01/15] swiotlb: remove unused swiotlb_alloc_boot() FUJITA Tomonori
2009-07-10  1:04 ` [PATCH 02/15] swiotlb: remove unused swiotlb_alloc() FUJITA Tomonori
2009-07-10  1:04 ` [PATCH 03/15] swiotlb: remove swiotlb_arch_range_needs_mapping FUJITA Tomonori
2009-07-10  1:04 ` [PATCH 04/15] swiotlb: remove unnecessary swiotlb_bus_to_virt FUJITA Tomonori
2009-07-14  2:17   ` Becky Bruce
2009-07-14  5:08     ` FUJITA Tomonori
2009-07-16  3:40     ` Benjamin Herrenschmidt
2009-07-10  1:04 ` [PATCH 05/15] x86: add dma_capable() to replace is_buffer_dma_capable() FUJITA Tomonori
2009-07-10  1:04 ` [PATCH 06/15] x86: replace is_buffer_dma_capable() with dma_capable FUJITA Tomonori
2009-07-10  1:04 ` [PATCH 07/15] ia64: add dma_capable() to replace is_buffer_dma_capable() FUJITA Tomonori
2009-07-10  1:04 ` [PATCH 08/15] powerpc: " FUJITA Tomonori
2009-07-10  1:04 ` [PATCH 09/15] swiotlb: use dma_capable() FUJITA Tomonori
2009-07-10  1:04 ` [PATCH 10/15] powerpc: remove unncesary swiotlb_arch_address_needs_mapping FUJITA Tomonori
2009-07-10  1:05 ` [PATCH 11/15] remove is_buffer_dma_capable() FUJITA Tomonori
2009-07-10  1:05 ` [PATCH 12/15] x86, IA64, powerpc: add phys_to_dma() and dma_to_phys() FUJITA Tomonori
2009-07-10  1:05 ` [PATCH 13/15] swiotlb: use phys_to_dma and dma_to_phys FUJITA Tomonori
2009-07-10  1:05 ` [PATCH 14/15] powerpc: remove unused swiotlb_phys_to_bus() and swiotlb_bus_to_phys() FUJITA Tomonori
2009-07-10  1:05 ` [PATCH 15/15] x86: " FUJITA Tomonori
2009-07-10  5:12 ` [00/15] swiotlb cleanup Ingo Molnar
2009-07-10  5:35   ` FUJITA Tomonori
2009-07-10 14:02     ` Ian Campbell
2009-07-13  4:20       ` FUJITA Tomonori
2009-07-13  9:40         ` Ian Campbell [this message]
2009-07-13  9:53           ` FUJITA Tomonori
2009-07-13 10:05             ` Ian Campbell
2009-07-10 14:01   ` Ian Campbell
2009-07-10 14:12     ` Ingo Molnar
2009-07-13  4:20       ` FUJITA Tomonori
2009-07-13  9:16         ` FUJITA Tomonori
2009-07-18 10:41           ` Ingo Molnar
2009-07-14  3:13   ` Becky Bruce
2009-07-15 20:24     ` Becky Bruce

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