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-rw-r--r--arch/x86_64/kernel/pci-nommu.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86_64/kernel/pci-nommu.c b/arch/x86_64/kernel/pci-nommu.c
index c4c3cc36ac5..aad7609d8e9 100644
--- a/arch/x86_64/kernel/pci-nommu.c
+++ b/arch/x86_64/kernel/pci-nommu.c
@@ -92,5 +92,7 @@ void __init no_iommu_init(void)
{
if (dma_ops)
return;
+
+ force_iommu = 0; /* no HW IOMMU */
dma_ops = &nommu_dma_ops;
}