Commit a1f83a74 authored by Avi Kivity's avatar Avi Kivity Committed by Marcelo Tosatti

KVM: VMX: trace clts and lmsw instructions as cr accesses

clts writes cr0.ts; lmsw writes cr0[0:15] - record that in ftrace.
Signed-off-by: default avatarAvi Kivity <avi@redhat.com>
parent 4b5c9b7f
......@@ -2997,6 +2997,7 @@ static int handle_cr(struct kvm_vcpu *vcpu)
vmx_fpu_deactivate(vcpu);
vcpu->arch.cr0 &= ~X86_CR0_TS;
vmcs_writel(CR0_READ_SHADOW, vcpu->arch.cr0);
trace_kvm_cr_write(0, vcpu->arch.cr0);
vmx_fpu_activate(vcpu);
skip_emulated_instruction(vcpu);
return 1;
......@@ -3016,7 +3017,9 @@ static int handle_cr(struct kvm_vcpu *vcpu)
}
break;
case 3: /* lmsw */
kvm_lmsw(vcpu, (exit_qualification >> LMSW_SOURCE_DATA_SHIFT) & 0x0f);
val = (exit_qualification >> LMSW_SOURCE_DATA_SHIFT) & 0x0f;
trace_kvm_cr_write(0, (vcpu->arch.cr0 & ~0xful) | val);
kvm_lmsw(vcpu, val);
skip_emulated_instruction(vcpu);
return 1;
......
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