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author | Joerg Roedel <joerg.roedel@amd.com> | 2011-10-11 17:41:32 +0200 |
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committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-11-07 13:47:31 -0800 |
commit | 70eb017131ba8e9aa9f491955568a5ff89bda393 (patch) | |
tree | 1e8967b9d906b19345f39bbbab09301331edc14c | |
parent | f5b218b84cc375589e8e7c83296497c66d1592c4 (diff) | |
download | linux-rt-70eb017131ba8e9aa9f491955568a5ff89bda393.tar.gz |
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>
-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 e803550868b8..07735333eddc 100644 --- a/arch/x86/kernel/amd_iommu.c +++ b/arch/x86/kernel/amd_iommu.c @@ -1066,7 +1066,7 @@ 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); |