From: Jan Beulich <jbeulich@novell.com>
Date: Tue, 12 Apr 2011 12:27:27 +0000 (+0100)
Subject: passthrough: prevent non-HVM access to HVM-only data
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=8d247c677a90d44ee43cb9cc9f2987654ff00a28;p=xen.git

passthrough: prevent non-HVM access to HVM-only data

Spotted this oversight in c/s 23144:37c4f7d492a4.

Signed-off-by: Jan Beulich <jbeulich@novell.com>
---

diff --git a/xen/drivers/passthrough/pci.c b/xen/drivers/passthrough/pci.c
index 36cf91cf3b..e30cd950a3 100644
--- a/xen/drivers/passthrough/pci.c
+++ b/xen/drivers/passthrough/pci.c
@@ -246,7 +246,7 @@ static void pci_clean_dpci_irqs(struct domain *d)
     if ( !iommu_enabled )
         return;
 
-    if ( !need_iommu(d) )
+    if ( !is_hvm_domain(d) || !need_iommu(d) )
         return;
 
     spin_lock(&d->event_lock);