linux-kernel - Re: [PATCH v5 08/16] x86/apic: add modern APIC support for Hygon

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Message-ID: <cc7c152f-596a-79fe-6082-c4d5ce1b770f@hygon.cn>
Date:   Wed, 5 Sep 2018 16:08:25 +0800
From:   Pu Wen <puwen@...on.cn>
To:     Borislav Petkov <bp@...en8.de>
Cc:     tglx@...utronix.de, mingo@...hat.com, hpa@...or.com,
        x86@...nel.org, thomas.lendacky@....com, pbonzini@...hat.com,
        linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org
Subject: Re: [PATCH v5 08/16] x86/apic: add modern APIC support for Hygon

On 2018/9/5 2:33, Borislav Petkov wrote:
> On Wed, Aug 29, 2018 at 08:44:30PM +0800, Pu Wen wrote:
...
>> +	if ((boot_cpu_data.x86_vendor == X86_VENDOR_AMD &&
>> +	     boot_cpu_data.x86 >= 0xf) ||
>> +	     boot_cpu_data.x86_vendor == X86_VENDOR_HYGON)
>>   		return 1;
> 
> Those compound conditionals are not nice to read. Just add yours
> underneath:
> 
> 	if (boot_cpu_data.x86_vendor == X86_VENDOR_AMD &&
> 	    boot_cpu_data.x86 >= 0xf)
> 		return 1;
> 
> 	if (boot_cpu_data.x86_vendor == X86_VENDOR_HYGON)
> 		return 1;
> 
> Do that where applicable and where it makes sense, syntax-wise to have a
> separate vendor == HYGON check in the other patches too.

That's OK, will check other patches and split the compound conditionals
where it's possible.

-- 
Thanks,
Pu Wen