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authorAvi Kivity <avi@redhat.com>2010-01-21 15:31:52 +0200
committerMarcelo Tosatti <mtosatti@redhat.com>2010-03-01 12:36:05 -0300
commit0c04851c0c093ce98ab4ca69556480d779292418 (patch)
tree58562c88457cf9dc9650b963aec974fe58ab9351 /arch
parent8ae099127668de80e4babba73bb492740ce3a1be (diff)
downloadop-kernel-dev-0c04851c0c093ce98ab4ca69556480d779292418.zip
op-kernel-dev-0c04851c0c093ce98ab4ca69556480d779292418.tar.gz
KVM: trace guest fpu loads and unloads
Signed-off-by: Avi Kivity <avi@redhat.com> Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/kvm/x86.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 27af6e3..3b90298 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)
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