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[Qemu-devel] [PATCH v8 6/9] intel_iommu: use the correct memory region f

From: Peter Xu
Subject: [Qemu-devel] [PATCH v8 6/9] intel_iommu: use the correct memory region for device IOTLB notification
Date: Thu, 6 Apr 2017 15:08:41 +0800

From: Jason Wang <address@hidden>

We have a specific memory region for DMAR now, so it's wrong to
trigger the notifier with the root region.

Cc: Michael S. Tsirkin <address@hidden>
Cc: Paolo Bonzini <address@hidden>
Cc: Richard Henderson <address@hidden>
Cc: Eduardo Habkost <address@hidden>
Signed-off-by: Jason Wang <address@hidden>
Reviewed-by: Peter Xu <address@hidden>
Signed-off-by: Peter Xu <address@hidden>
 hw/i386/intel_iommu.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hw/i386/intel_iommu.c b/hw/i386/intel_iommu.c
index 22d8226..2412df4 100644
--- a/hw/i386/intel_iommu.c
+++ b/hw/i386/intel_iommu.c
@@ -1457,7 +1457,7 @@ static bool vtd_process_device_iotlb_desc(IntelIOMMUState 
     entry.iova = addr;
     entry.perm = IOMMU_NONE;
     entry.translated_addr = 0;
-    memory_region_notify_iommu(entry.target_as->root, entry);
+    memory_region_notify_iommu(&vtd_dev_as->iommu, entry);
     return true;

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