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[Xen-changelog] [xen-unstable] vt-d: Fix iommu_map_page().
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| Subject: | [Xen-changelog] [xen-unstable] vt-d: Fix iommu_map_page(). |
| From: | Xen patchbot-unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx> |
| Date: | Sun, 25 Nov 2007 10:30:07 -0800 |
| Delivery-date: | Sun, 25 Nov 2007 10:30:21 -0800 |
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# HG changeset patch
# User Keir Fraser <keir.fraser@xxxxxxxxxx>
# Date 1195982582 0
# Node ID ce3e5e859d66455ab31b8db8f286933e455b4f7c
# Parent 9fd36167ecfa06960c94a1975ac2686da2a004e0
vt-d: Fix iommu_map_page().
Signed-off-by: Weidong Han <weidong.han@xxxxxxxxx>
---
xen/arch/x86/hvm/vmx/vtd/intel-iommu.c | 2 +-
1 files changed, 1 insertion(+), 1 deletion(-)
diff -r 9fd36167ecfa -r ce3e5e859d66 xen/arch/x86/hvm/vmx/vtd/intel-iommu.c
--- a/xen/arch/x86/hvm/vmx/vtd/intel-iommu.c Sat Nov 24 22:33:38 2007 +0000
+++ b/xen/arch/x86/hvm/vmx/vtd/intel-iommu.c Sun Nov 25 09:23:02 2007 +0000
@@ -1464,7 +1464,7 @@ int iommu_map_page(struct domain *d, pad
if ( !pg )
return -ENOMEM;
pte = (struct dma_pte *)map_domain_page(page_to_mfn(pg));
- pte += mfn & LEVEL_MASK;
+ pte += gfn & LEVEL_MASK;
dma_set_pte_addr(*pte, mfn << PAGE_SHIFT_4K);
dma_set_pte_prot(*pte, DMA_PTE_READ | DMA_PTE_WRITE);
iommu_flush_cache_entry(iommu, pte);
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