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Diffstat (limited to 'drivers/kvm/kvm_vmx.h')
-rw-r--r--drivers/kvm/kvm_vmx.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/kvm/kvm_vmx.h b/drivers/kvm/kvm_vmx.h
new file mode 100644
index 00000000000..d139f73fb6e
--- /dev/null
+++ b/drivers/kvm/kvm_vmx.h
@@ -0,0 +1,14 @@
+#ifndef __KVM_VMX_H
+#define __KVM_VMX_H
+
+#ifdef CONFIG_X86_64
+/*
+ * avoid save/load MSR_SYSCALL_MASK and MSR_LSTAR by std vt
+ * mechanism (cpu bug AA24)
+ */
+#define NR_BAD_MSRS 2
+#else
+#define NR_BAD_MSRS 0
+#endif
+
+#endif