* [PATCH] KVM: VMX: Report VNMI emulation
@ 2008-10-01 8:24 Jan Kiszka
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From: Jan Kiszka @ 2008-10-01 8:24 UTC (permalink / raw)
To: kvm-devel; +Cc: Avi Kivity, Gleb Natapov, Yang, Sheng
In case we ever have to debug possibly NMI-related issues of the guest,
it may help to correlate them with the VNMI emulation for older VMX
CPUs.
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
---
arch/x86/kvm/vmx.c | 4 ++++
1 file changed, 4 insertions(+)
Index: b/arch/x86/kvm/vmx.c
===================================================================
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -3671,6 +3671,10 @@ static int __init vmx_init(void)
ept_sync_global();
+ if (!cpu_has_virtual_nmis())
+ printk(KERN_WARNING
+ "kvm: emulating NMI window via interrupt window\n");
+
return 0;
out2:
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2008-10-01 8:24 [PATCH] KVM: VMX: Report VNMI emulation Jan Kiszka
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