[Xen-devel] [PATCH 2/2] vm_event: Add altp2m info to HVM events as well

[Tamas K Lengyel <tamas@xxxxxxxxxxxxx>]

Add altp2m information to HVM events as well when altp2m is active.

Cc: Razvan Cojocaru <rcojocaru@xxxxxxxxxxxxxxx>
Cc: Keir Fraser <keir@xxxxxxx>
Cc: Jan Beulich <jbeulich@xxxxxxxx>
Cc: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
Signed-off-by: Tamas K Lengyel <tamas@xxxxxxxxxxxxx>
---
 xen/arch/x86/hvm/event.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/xen/arch/x86/hvm/event.c b/xen/arch/x86/hvm/event.c
index 73c8f14..a3d4892 100644
--- a/xen/arch/x86/hvm/event.c
+++ b/xen/arch/x86/hvm/event.c
@@ -22,6 +22,7 @@
 #include <xen/paging.h>
 #include <asm/hvm/event.h>
 #include <asm/monitor.h>
+#include <asm/altp2m.h>
 #include <public/vm_event.h>
 
 static void hvm_event_fill_regs(vm_event_request_t *req)
@@ -83,6 +84,12 @@ static int hvm_event_traps(uint8_t sync, vm_event_request_t 
*req)
         vm_event_vcpu_pause(curr);
     }
 
+    if ( altp2m_active(currd) )
+    {
+        req->flags |= VM_EVENT_FLAG_ALTERNATE_P2M;
+        req->altp2m_idx = vcpu_altp2m(curr).p2midx;
+    }
+
     hvm_event_fill_regs(req);
     vm_event_put_request(currd, &currd->vm_event->monitor, req);
 
-- 
2.1.4


_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxx
http://lists.xen.org/xen-devel