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Message-ID: <alpine.DEB.2.20.1610071303100.19804@nanos>
Date:   Fri, 7 Oct 2016 13:04:03 +0200 (CEST)
From:   Thomas Gleixner <tglx@...utronix.de>
To:     Yinghai Lu <yinghai@...nel.org>
cc:     Dou Liyang <douly.fnst@...fujitsu.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Ingo Molnar <mingo@...nel.org>,
        "H. Peter Anvin" <hpa@...or.com>,
        "linux-tip-commits@...r.kernel.org" 
        <linux-tip-commits@...r.kernel.org>,
        Tony Luck <tony.luck@...el.com>
Subject: Re: [tip:x86/apic] x86/acpi: Introduce persistent storage for cpuid
 <-> apicid mapping

On Thu, 6 Oct 2016, Yinghai Lu wrote:
> Yes, that should work. but should do the same thing for x2apic
> 
> in acpi_parse_x2apic should have
> 
> > +       if (processor->local_apic_id == -1) {
> > +               ++disabled_cpus;
> > +               return -EINVAL;
> > +       }

So that means, that x2apic_apic_id_valid() is wrong as well ....

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