linux-kernel - Re: [PATCH] KVM: x86: Fix lapic.c debug prints

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Date:	Sun, 29 Jun 2014 20:48:41 -0400
From:	Bandan Das <bsd@...hat.com>
To:	Nadav Amit <namit@...technion.ac.il>
Cc:	pbonzini@...hat.com, gleb@...nel.org, tglx@...utronix.de,
	mingo@...hat.com, x86@...nel.org, kvm@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] KVM: x86: Fix lapic.c debug prints

Nadav Amit <namit@...technion.ac.il> writes:

> In two cases lapic.c does not use the apic_debug macro correctly. This patch
> fixes them.
>
> Signed-off-by: Nadav Amit <namit@...technion.ac.il>
> ---
>  arch/x86/kvm/lapic.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c
> index 0069118..3855103 100644
> --- a/arch/x86/kvm/lapic.c
> +++ b/arch/x86/kvm/lapic.c
> @@ -1451,7 +1451,7 @@ void kvm_lapic_reset(struct kvm_vcpu *vcpu)
>  	vcpu->arch.apic_arb_prio = 0;
>  	vcpu->arch.apic_attention = 0;
>  
> -	apic_debug(KERN_INFO "%s: vcpu=%p, id=%d, base_msr="
> +	apic_debug("%s: vcpu=%p, id=%d, base_msr="
>  		   "0x%016" PRIx64 ", base_address=0x%0lx.\n", __func__,
>  		   vcpu, kvm_apic_id(apic),
>  		   vcpu->arch.apic_base, apic->base_address);
> @@ -1895,7 +1895,7 @@ void kvm_apic_accept_events(struct kvm_vcpu *vcpu)
>  		/* evaluate pending_events before reading the vector */
>  		smp_rmb();
>  		sipi_vector = apic->sipi_vector;
> -		pr_debug("vcpu %d received sipi with vector # %x\n",
> +		apic_debug("vcpu %d received sipi with vector # %x\n",

Why don't we just use pr_debug all throughout ?

>  			 vcpu->vcpu_id, sipi_vector);
>  		kvm_vcpu_deliver_sipi_vector(vcpu, sipi_vector);
>  		vcpu->arch.mp_state = KVM_MP_STATE_RUNNABLE;
--
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