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From: Paolo Bonzini <pbonzini@redhat.com>
To: Vitaly Kuznetsov <vkuznets@redhat.com>,
	Krish Sadhukhan <krish.sadhukhan@oracle.com>,
	linmiaohe <linmiaohe@huawei.com>
Cc: kvm@vger.kernel.org, linux-kernel@vger.kernel.org,
	x86@kernel.org, rkrcmar@redhat.com,
	sean.j.christopherson@intel.com, wanpengli@tencent.com,
	jmattson@google.com, joro@8bytes.org, tglx@linutronix.de,
	mingo@redhat.com, bp@alien8.de, hpa@zytor.com
Subject: Re: [PATCH] KVM: apic: remove unused function apic_lvt_vector()
Date: Mon, 17 Feb 2020 18:13:38 +0100	[thread overview]
Message-ID: <a8d6f864-7014-64cf-da3a-3761385f123b@redhat.com> (raw)
In-Reply-To: <87blpx9mfw.fsf@vitty.brq.redhat.com>

On 17/02/20 18:02, Vitaly Kuznetsov wrote:
> 
> Also, apic_lvt_enabled() is only used once with APIC_LVTT as the second
> argument so I'd suggest we also do:
> 
> diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c
> index afcd30d44cbb..d85463ff4a6f 100644
> --- a/arch/x86/kvm/lapic.c
> +++ b/arch/x86/kvm/lapic.c
> @@ -289,14 +289,14 @@ static inline void kvm_apic_set_x2apic_id(struct kvm_lapic *apic, u32 id)
>         recalculate_apic_map(apic->vcpu->kvm);
>  }
>  
> -static inline int apic_lvt_enabled(struct kvm_lapic *apic, int lvt_type)
> +static inline int apic_lvtt_enabled(struct kvm_lapic *apic)
>  {
> -       return !(kvm_lapic_get_reg(apic, lvt_type) & APIC_LVT_MASKED);
> +       return !(kvm_lapic_get_reg(apic, APIC_LVTT) & APIC_LVT_MASKED);
>  }
>  
> -static inline int apic_lvt_vector(struct kvm_lapic *apic, int lvt_type)
> +static inline int apic_lvtt_vector(struct kvm_lapic *apic)
>  {
> -       return kvm_lapic_get_reg(apic, lvt_type) & APIC_VECTOR_MASK;
> +       return kvm_lapic_get_reg(apic, APIC_LVTT) & APIC_VECTOR_MASK;
>  }
> 
> in addition to the above.
> 
> -- Vitaly

Sounds good.

Paolo


  reply	other threads:[~2020-02-17 17:13 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-02-13  2:37 linmiaohe
2020-02-13 19:14 ` Krish Sadhukhan
2020-02-17 17:02   ` Vitaly Kuznetsov
2020-02-17 17:13     ` Paolo Bonzini [this message]
2020-02-18  1:56 linmiaohe

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