Re: [PATCH] KVM: Move kvm_exit tracepoint rip reading inside tracepoint

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Avi Kivity wrote:
> diff --git a/arch/x86/kvm/trace.h b/arch/x86/kvm/trace.h
> index b75efef..3cf9547 100644
> --- a/arch/x86/kvm/trace.h
> +++ b/arch/x86/kvm/trace.h
> @@ -182,8 +182,8 @@ TRACE_EVENT(kvm_apic,
>   * Tracepoint for kvm guest exit:
>   */
>  TRACE_EVENT(kvm_exit,
> -	TP_PROTO(unsigned int exit_reason, unsigned long guest_rip),
> -	TP_ARGS(exit_reason, guest_rip),
> +	    TP_PROTO(unsigned int exit_reason, struct kvm_vcpu *vcpu),

Whitespaces were inserted by accident?

> +	TP_ARGS(exit_reason, vcpu),
>  
>  	TP_STRUCT__entry(
>  		__field(	unsigned int,	exit_reason	)
> @@ -192,7 +192,7 @@ TRACE_EVENT(kvm_exit,
>  
>  	TP_fast_assign(
>  		__entry->exit_reason	= exit_reason;
> -		__entry->guest_rip	= guest_rip;
> +		__entry->guest_rip	= kvm_rip_read(vcpu);
>  	),
>  
>  	TP_printk("reason %s rip 0x%lx",
> diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
> index ae3217d..06108f3 100644
> --- a/arch/x86/kvm/vmx.c
> +++ b/arch/x86/kvm/vmx.c
> @@ -3605,7 +3605,7 @@ static int vmx_handle_exit(struct kvm_vcpu *vcpu)
>  	u32 exit_reason = vmx->exit_reason;
>  	u32 vectoring_info = vmx->idt_vectoring_info;
>  
> -	trace_kvm_exit(exit_reason, kvm_rip_read(vcpu));
> +	trace_kvm_exit(exit_reason, vcpu);
>  
>  	/* If guest state is invalid, start emulating */
>  	if (vmx->emulation_required && emulate_invalid_guest_state)

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