intel_iommu: turn off pt before 2.9

This is for compatibility.

Signed-off-by: Peter Xu <peterx@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Jason Wang <jasowang@redhat.com>

diff --git a/include/hw/compat.h b/include/hw/compat.h
index 55b176507ab8706384ac49e657f5678639ec3ff3..4c53d600c1c3a55509b2ab8ac9e1a64964205670 100644 (file)
--- a/include/hw/compat.h
+++ b/include/hw/compat.h
@@ -6,6 +6,10 @@
         .driver   = "pci-bridge",\
         .property = "shpc",\
         .value    = "off",\
+    },{\
+        .driver   = "intel-iommu",\
+        .property = "pt",\
+        .value    = "off",\
     },
 
 #define HW_COMPAT_2_8 \