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authorIngo Molnar <mingo@elte.hu>2010-10-08 09:14:51 +0200
committerIngo Molnar <mingo@elte.hu>2010-10-08 09:15:00 +0200
commit153db80f8cf74e8700cac96305b6c0b92918f17c (patch)
treec2afb28e7b3f4fbf0aacd9edd39d7f895321ca0c /arch/x86/kernel/amd_iommu.c
parent5fd03ddab7fdbc44bfb2d183a4531c26a8dbca5a (diff)
parentcb655d0f3d57c23db51b981648e452988c0223f9 (diff)
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Merge commit 'v2.6.36-rc7' into core/memblock
Merge reason: Update from -rc3 to -rc7. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/kernel/amd_iommu.c')
-rw-r--r--arch/x86/kernel/amd_iommu.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/x86/kernel/amd_iommu.c b/arch/x86/kernel/amd_iommu.c
index fa044e1e30a2..679b6450382b 100644
--- a/arch/x86/kernel/amd_iommu.c
+++ b/arch/x86/kernel/amd_iommu.c
@@ -1953,6 +1953,7 @@ static void __unmap_single(struct dma_ops_domain *dma_dom,
size_t size,
int dir)
{
+ dma_addr_t flush_addr;
dma_addr_t i, start;
unsigned int pages;
@@ -1960,6 +1961,7 @@ static void __unmap_single(struct dma_ops_domain *dma_dom,
(dma_addr + size > dma_dom->aperture_size))
return;
+ flush_addr = dma_addr;
pages = iommu_num_pages(dma_addr, size, PAGE_SIZE);
dma_addr &= PAGE_MASK;
start = dma_addr;
@@ -1974,7 +1976,7 @@ static void __unmap_single(struct dma_ops_domain *dma_dom,
dma_ops_free_addresses(dma_dom, dma_addr, pages);
if (amd_iommu_unmap_flush || dma_dom->need_flush) {
- iommu_flush_pages(&dma_dom->domain, dma_addr, size);
+ iommu_flush_pages(&dma_dom->domain, flush_addr, size);
dma_dom->need_flush = false;
}
}