KVM: Expose RDWRGSFS bit to KVM guests

This patch exposes RDWRGSFS bit to KVM guests.

Signed-off-by: Yang, Wei <wei.y.yang@intel.com>
Signed-off-by: Avi Kivity <avi@redhat.com>

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 423e0cda8e917febf988c806088db799b1133f0c..76c16a5c6c566c1ef5ed3decafc9c1251bce69f1 100644 (file)
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -2372,7 +2372,7 @@ static void do_cpuid_ent(struct kvm_cpuid_entry2 *entry, u32 function,
 
        /* cpuid 7.0.ebx */
        const u32 kvm_supported_word9_x86_features =
-               F(SMEP);
+               F(SMEP) | F(FSGSBASE);
 
        /* all calls to cpuid_count() should be made on the same cpu */
        get_cpu();