From 0c04851c0c093ce98ab4ca69556480d779292418 Mon Sep 17 00:00:00 2001 From: Avi Kivity Date: Thu, 21 Jan 2010 15:31:52 +0200 Subject: KVM: trace guest fpu loads and unloads Signed-off-by: Avi Kivity Signed-off-by: Marcelo Tosatti --- arch/x86/kvm/x86.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'arch/x86/kvm') diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 27af6e353b0..3b90298fb98 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -5292,6 +5292,7 @@ void kvm_load_guest_fpu(struct kvm_vcpu *vcpu) vcpu->guest_fpu_loaded = 1; kvm_fx_save(&vcpu->arch.host_fx_image); kvm_fx_restore(&vcpu->arch.guest_fx_image); + trace_kvm_fpu(1); } void kvm_put_guest_fpu(struct kvm_vcpu *vcpu) @@ -5304,6 +5305,7 @@ void kvm_put_guest_fpu(struct kvm_vcpu *vcpu) kvm_fx_restore(&vcpu->arch.host_fx_image); ++vcpu->stat.fpu_reload; set_bit(KVM_REQ_DEACTIVATE_FPU, &vcpu->requests); + trace_kvm_fpu(0); } void kvm_arch_vcpu_free(struct kvm_vcpu *vcpu) -- cgit v1.2.3