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| author | Joerg Roedel <joerg.roedel@amd.com> | 2011-10-11 17:41:32 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-11-11 09:43:23 -0800 |
| commit | 2570d310e29899e6b6754198b6a85f0c8a5fd109 (patch) | |
| tree | a7e3bc83fc7fd5427f0b541d86431bd7805d453a /drivers | |
| parent | 78cffaa4aa23af882a66352cfc55a6b9ac404d56 (diff) | |
| download | lwn-2570d310e29899e6b6754198b6a85f0c8a5fd109.tar.gz lwn-2570d310e29899e6b6754198b6a85f0c8a5fd109.zip | |
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 'drivers')
| -rw-r--r-- | drivers/iommu/amd_iommu.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c index 0e4227f457af..cc79045bc527 100644 --- a/drivers/iommu/amd_iommu.c +++ b/drivers/iommu/amd_iommu.c @@ -1283,7 +1283,7 @@ 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); |