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AMD IOMMU: fix iommu_map_page function

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Impact: bugfix in iommu_map_page function

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
This commit is contained in:
Joerg Roedel
2008-12-04 15:59:48 +01:00
parent 218d11a8b0
commit bb9d4ff80b
1 changed files with 1 additions and 1 deletions
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2
arch/x86/kernel/amd_iommu.c
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@@ -344,7 +344,7 @@ static int iommu_map(struct protection_domain *dom,
u64 __pte, *pte, *page; u64 __pte, *pte, *page;
bus_addr = PAGE_ALIGN(bus_addr); bus_addr = PAGE_ALIGN(bus_addr);
phys_addr = PAGE_ALIGN(bus_addr); phys_addr = PAGE_ALIGN(phys_addr);
/* only support 512GB address spaces for now */ /* only support 512GB address spaces for now */
if (bus_addr > IOMMU_MAP_SIZE_L3 || !(prot & IOMMU_PROT_MASK)) if (bus_addr > IOMMU_MAP_SIZE_L3 || !(prot & IOMMU_PROT_MASK))