From c10595fb348d3fe6991fe9750834bd2ab16d3190 Mon Sep 17 00:00:00 2001
From: Peter Xu <peterx@redhat.com>
Date: Fri, 19 May 2017 11:19:48 +0800
Subject: [PATCH] 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>
---
 include/hw/compat.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/include/hw/compat.h b/include/hw/compat.h
index 55b176507a..4c53d600c1 100644
--- 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 \