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authorAvi Kivity <avi@redhat.com>2010-01-21 15:31:47 +0200
committerMarcelo Tosatti <mtosatti@redhat.com>2010-03-01 12:36:04 -0300
commit6b52d18605f580bdffaffd48c8da228c3e848deb (patch)
treeb2bf6e704dc5c0b44714d38c955460d70f76b913 /arch/x86/include
parente5bb40251a920cdd9d12c569c6aab0bdd0279e4e (diff)
KVM: Activate fpu on clts
Assume that if the guest executes clts, it knows what it's doing, and load the guest fpu to prevent an #NM exception. Signed-off-by: Avi Kivity <avi@redhat.com> Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Diffstat (limited to 'arch/x86/include')
-rw-r--r--arch/x86/include/asm/kvm_host.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index d73ed48587e..7ebf9fe670c 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -511,6 +511,7 @@ struct kvm_x86_ops {
void (*cache_reg)(struct kvm_vcpu *vcpu, enum kvm_reg reg);
unsigned long (*get_rflags)(struct kvm_vcpu *vcpu);
void (*set_rflags)(struct kvm_vcpu *vcpu, unsigned long rflags);
+ void (*fpu_activate)(struct kvm_vcpu *vcpu);
void (*fpu_deactivate)(struct kvm_vcpu *vcpu);
void (*tlb_flush)(struct kvm_vcpu *vcpu);