From: Vitaly Kuznetsov <vkuznets@redhat.com>
To: Haiwei Li <lihaiwei.kernel@gmail.com>
Cc: "pbonzini\@redhat.com" <pbonzini@redhat.com>,
Sean Christopherson <sean.j.christopherson@intel.com>,
"wanpengli\@tencent.com" <wanpengli@tencent.com>,
"jmattson\@google.com" <jmattson@google.com>,
"joro\@8bytes.org" <joro@8bytes.org>,
"tglx\@linutronix.de" <tglx@linutronix.de>,
mingo@redhat.com, "bp\@alien8.de" <bp@alien8.de>,
"hpa\@zytor.com" <hpa@zytor.com>,
"linux-kernel\@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"kvm\@vger.kernel.org" <kvm@vger.kernel.org>,
"x86\@kernel.org" <x86@kernel.org>
Subject: Re: [PATCH] KVM: Using macros instead of magic values
Date: Tue, 21 Jul 2020 10:46:47 +0200 [thread overview]
Message-ID: <87tuy1p85k.fsf@vitty.brq.redhat.com> (raw)
In-Reply-To: <4c072161-80dd-b7ed-7adb-02acccaa0701@gmail.com>
Haiwei Li <lihaiwei.kernel@gmail.com> writes:
> From: Haiwei Li <lihaiwei@tencent.com>
>
> Instead of using magic values, use macros.
>
> Signed-off-by: Haiwei Li <lihaiwei@tencent.com>
> ---
> arch/x86/kvm/lapic.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c
> index 47801a4..d5fb2ea 100644
> --- a/arch/x86/kvm/lapic.c
> +++ b/arch/x86/kvm/lapic.c
> @@ -2083,7 +2083,8 @@ int kvm_lapic_reg_write(struct kvm_lapic *apic,
> u32 reg, u32 val)
>
> case APIC_SELF_IPI:
> if (apic_x2apic_mode(apic)) {
> - kvm_lapic_reg_write(apic, APIC_ICR, 0x40000 | (val & 0xff));
> + kvm_lapic_reg_write(apic, APIC_ICR,
> + APIC_DEST_SELF | (val & APIC_VECTOR_MASK));
> } else
> ret = 1;
> break;
> --
> 1.8.3.1
>
Reviewed-by: Vitaly Kuznetsov <vkuznets@redhat.com>
--
Vitaly
next prev parent reply other threads:[~2020-07-21 8:47 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-21 8:23 [PATCH] KVM: Using macros instead of magic values Haiwei Li
2020-07-21 8:46 ` Vitaly Kuznetsov [this message]
2020-07-27 14:40 ` Paolo Bonzini
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