linux-kernel - Re: [patch 50/58] x86/apic: Provide common init infrastructure

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Message-ID: <87zg3sx509.ffs@tglx>
Date:   Tue, 18 Jul 2023 23:51:34 +0200
From:   Thomas Gleixner <tglx@...utronix.de>
To:     Peter Keresztes Schmidt <peter@...esztesschmidt.de>
Cc:     x86@...nel.org, Linus Torvalds <torvalds@...ux-foundation.org>,
        Andrew Cooper <andrew.cooper3@...rix.com>,
        Tom Lendacky <thomas.lendacky@....com>,
        Paolo Bonzini <pbonzini@...hat.com>,
        Wei Liu <wei.liu@...nel.org>,
        Arjan van de Ven <arjan@...ux.intel.com>,
        LKML <linux-kernel@...r.kernel.org>,
        Juergen Gross <jgross@...e.com>
Subject: Re: [patch 50/58] x86/apic: Provide common init infrastructure

On Tue, Jul 18 2023 at 23:29, Peter Keresztes Schmidt wrote:

> Hi Thomas!
>
> On 18.07.23 01:15, Thomas Gleixner wrote:
>> --- a/arch/x86/kernel/apic/bigsmp_32.c
>> +++ b/arch/x86/kernel/apic/bigsmp_32.c
>> @@ -119,10 +119,8 @@ bool __init apic_bigsmp_possible(bool cm
>>  
>>  void __init apic_bigsmp_force(void)
>>  {
>> -	if (apic != &apic_bigsmp) {
>> -		apic = &apic_bigsmp;
>> -		pr_info("Overriding APIC driver with bigsmp\n");
>> -	}
>> +	if (apic != &apic_bigsmp)
>> +		apic_install_driver(&apic_noop);
>
> Could apic_noop be a typo? Shouldn't it be apic_bigsmp?

Indeed. Good catch!

Thanks,

        tglx