[Xen-devel] [PATCH 3/3] Nested VMX: Setup the virtual NMI exiting info

[Yang Zhang <yang.z.zhang@xxxxxxxxx>]

From: Yang Zhang <yang.z.zhang@xxxxxxxxx>

When inject a virtual nmi exit to L1, hypervisor need to set the
virtual vmcs with right vaule which is missing in current Xen.

Signed-off-by: Yang Zhang <yang.z.zhang@xxxxxxxxx>
---
 xen/arch/x86/hvm/vmx/vvmx.c |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/xen/arch/x86/hvm/vmx/vvmx.c b/xen/arch/x86/hvm/vmx/vvmx.c
index 0daad79..41db52b 100644
--- a/xen/arch/x86/hvm/vmx/vvmx.c
+++ b/xen/arch/x86/hvm/vmx/vvmx.c
@@ -1293,6 +1293,12 @@ static void sync_exception_state(struct vcpu *v)
                     nvmx->intr.error_code);
         break;
     case X86_EVENTTYPE_NMI:
+        __set_vvmcs(nvcpu->nv_vvmcx, VM_EXIT_REASON,
+                    EXIT_REASON_EXCEPTION_NMI);
+        __set_vvmcs(nvcpu->nv_vvmcx, EXIT_QUALIFICATION, 0);
+        __set_vvmcs(nvcpu->nv_vvmcx, VM_EXIT_INTR_INFO,
+                    nvmx->intr.intr_info);
+        break;
     default:
         gdprintk(XENLOG_ERR, "Exception state %lx not handled\n",
                nvmx->intr.intr_info); 
-- 
1.7.1


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