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| author | Joerg Roedel <joerg.roedel@amd.com> | 2008-12-19 14:42:14 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2009-01-14 09:44:08 -0800 |
| commit | 4d624f54bd2bb311501c33ac0e17aec45ea91d2c (patch) | |
| tree | d67081e1a27d058c8fc4a9113da2f44913ca4b37 | |
| parent | 171075a35117b9eeacc3251816fda5572486c6cf (diff) | |
AMD IOMMU: initialize phys_addr correctly in iommu_page_map
Upstream commit bb9d4ff80bc032d7961815c2ff5eaf458ae3adff
Due to this bug mappings for devices requested by the ACPI table are
incorrect.
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
| -rw-r--r-- | arch/x86/kernel/amd_iommu.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kernel/amd_iommu.c b/arch/x86/kernel/amd_iommu.c index 042fdc27bc9..a1493bb3ed9 100644 --- a/arch/x86/kernel/amd_iommu.c +++ b/arch/x86/kernel/amd_iommu.c @@ -235,7 +235,7 @@ static int iommu_map(struct protection_domain *dom, u64 __pte, *pte, *page; 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 */ if (bus_addr > IOMMU_MAP_SIZE_L3 || !(prot & IOMMU_PROT_MASK)) |