[Xen-devel] [PATCH] nvmx: fix unhandled nested XSETBV VMExit

[Dongxiao Xu <dongxiao.xu@xxxxxxxxx>]

If the L2 guest issue a XSETBV instruction, we need to deliver to
L1 guest.

This could fix the Fedora 17 booting hang issue as a L2 guest.

Signed-off-by: Dongxiao Xu <dongxiao.xu@xxxxxxxxx>
---
 xen/arch/x86/hvm/vmx/vvmx.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/xen/arch/x86/hvm/vmx/vvmx.c b/xen/arch/x86/hvm/vmx/vvmx.c
index 5f6553d..73ccf63 100644
--- a/xen/arch/x86/hvm/vmx/vvmx.c
+++ b/xen/arch/x86/hvm/vmx/vvmx.c
@@ -1506,6 +1506,7 @@ int nvmx_n2_vmexit_handler(struct cpu_user_regs *regs,
     case EXIT_REASON_VMXOFF:
     case EXIT_REASON_VMXON:
     case EXIT_REASON_INVEPT:
+    case EXIT_REASON_XSETBV:
         /* inject to L1 */
         nvcpu->nv_vmexit_pending = 1;
         break;
-- 
1.7.1


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