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xen-devel
[Xen-devel] Re: [PATCH 3/9] xen: add hooks for mapping phys<->bus addres
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To: |
jeremy@xxxxxxxx |
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Subject: |
[Xen-devel] Re: [PATCH 3/9] xen: add hooks for mapping phys<->bus addresses in swiotlb |
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From: |
FUJITA Tomonori <fujita.tomonori@xxxxxxxxxxxxx> |
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Date: |
Mon, 11 May 2009 12:40:37 +0900 |
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xen-devel@xxxxxxxxxxxxxxxxxxx, ian.campbell@xxxxxxxxxx, x86@xxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, fujita.tomonori@xxxxxxxxxxxxx, jeremy.fitzhardinge@xxxxxxxxxx, mingo@xxxxxxx |
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Mon, 11 May 2009 06:52:28 -0700 |
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On Thu, 7 May 2009 17:17:16 -0700
Jeremy Fitzhardinge <jeremy@xxxxxxxx> wrote:
> From: Ian Campbell <ian.campbell@xxxxxxxxxx>
>
> Impact: Xen support for DMA
>
> Add hooks to allow Xen to do translation between pfn and mfns for the swiotlb
> layer, so that dma actually ends up going to the proper machine pages.
>
> Signed-off-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
> Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@xxxxxxxxxx>
> Reviewed-by: "H. Peter Anvin" <hpa@xxxxxxxxx>
> Cc: FUJITA Tomonori <fujita.tomonori@xxxxxxxxxxxxx>
> ---
> arch/x86/kernel/pci-swiotlb.c | 10 ----------
> arch/x86/xen/pci-swiotlb.c | 18 ++++++++++++++++++
> drivers/pci/xen-iommu.c | 11 +++++++++++
> include/xen/swiotlb.h | 2 ++
> 4 files changed, 31 insertions(+), 10 deletions(-)
Acked-by: FUJITA Tomonori <fujita.tomonori@xxxxxxxxxxxxx>
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