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[Xen-devel] [PATCH RFC v12 17/21] pvh: Disable 32-bit guest support for now



To be implemented.

Signed-off-by: George Dunlap <george.dunlap@xxxxxxxxxxxxx>
Signed-off-by: Mukesh Rathor <mukesh.rathor@xxxxxxxxxx>
CC: Jan Beulich <jan.beulich@xxxxxxxx>
CC: Tim Deegan <tim@xxxxxxx>
CC: Keir Fraser <keir@xxxxxxx>
---
 xen/arch/x86/domain.c |    8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/xen/arch/x86/domain.c b/xen/arch/x86/domain.c
index d046790..5e43a67 100644
--- a/xen/arch/x86/domain.c
+++ b/xen/arch/x86/domain.c
@@ -339,6 +339,14 @@ int switch_compat(struct domain *d)
 
     if ( d == NULL )
         return -EINVAL;
+
+    if ( is_pvh_domain(d) )
+    {
+        printk(XENLOG_INFO
+               "Xen currently does not support 32bit PVH guests\n");
+        return -EINVAL;
+    }
+
     if ( !may_switch_mode(d) )
         return -EACCES;
     if ( is_pv_32on64_domain(d) )
-- 
1.7.9.5


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