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authorJoerg Roedel <joerg.roedel@amd.com>2011-10-11 17:41:32 +0200
committerGreg Kroah-Hartman <gregkh@suse.de>2011-11-11 09:36:09 -0800
commit9bdb666778b0eb502554288ac3188139c3c45f0e (patch)
tree1200b57e2ea573e87a68d2b4f44033e6ceab08f8 /arch
parentcf541bb3f2532e7493720a208021e43b85156870 (diff)
iommu/amd: Fix wrong shift direction
commit fcd0861db1cf4e6ed99f60a815b7b72c2ed36ea4 upstream. The shift direction was wrong because the function takes a page number and i is the address is the loop. Signed-off-by: Joerg Roedel <joerg.roedel@amd.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/kernel/amd_iommu.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kernel/amd_iommu.c b/arch/x86/kernel/amd_iommu.c
index d3d9d50d93a..bfd75ff5d5b 100644
--- a/arch/x86/kernel/amd_iommu.c
+++ b/arch/x86/kernel/amd_iommu.c
@@ -1203,7 +1203,7 @@ static int alloc_new_range(struct dma_ops_domain *dma_dom,
if (!pte || !IOMMU_PTE_PRESENT(*pte))
continue;
- dma_ops_reserve_addresses(dma_dom, i << PAGE_SHIFT, 1);
+ dma_ops_reserve_addresses(dma_dom, i >> PAGE_SHIFT, 1);
}
update_domain(&dma_dom->domain);