linux-kernel - Re: [PATCH v2.1 2/2] x86/Documentation: Add documentation about cluster

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Date:   Tue, 18 Apr 2023 09:19:44 +0700
From:   Bagas Sanjaya <bagasdotme@...il.com>
To:     Dave Hansen <dave.hansen@...el.com>,
        K Prateek Nayak <kprateek.nayak@....com>,
        linux-kernel@...r.kernel.org
Cc:     tglx@...utronix.de, mingo@...hat.com, bp@...en8.de,
        dave.hansen@...ux.intel.com, hpa@...or.com, corbet@....net,
        jgross@...e.com, andrew.cooper3@...rix.com, peterz@...radead.org,
        Jason@...c4.com, thomas.lendacky@....com, puwen@...on.cn,
        x86@...nel.org, linux-doc@...r.kernel.org, oleksandr@...alenko.name
Subject: Re: [PATCH v2.1 2/2] x86/Documentation: Add documentation about
 cluster

On 4/17/23 07:23, Dave Hansen wrote:
> On 4/14/23 19:24, Bagas Sanjaya wrote:
>> On 4/14/23 10:17, K Prateek Nayak wrote:
>>> +  - cluster_id:
>>> +
>>> +    A per-CPU variable containing:
>>> +
>>> +      - Upper bits extracted from the APIC ID.  CPUs which have the same value
>>> +        in these bits share an L2 and have the same cluster_id.
>>> +
>>> +        CPUs for which cluster information is unavailable will show 65535
>>> +        (BAD_APICID) as the cluster_id.
>> "... return cluster_id of 65535 (BAD_APICID)."
> 
> Bagas, this is talking about a per-cpu variable.  Variables don't
> "return" things, functions do.
> 

Oops, I don't see that!

> I also have a request: I'd really appreciate if you could avoid
> reviewing x86-related documentation.  The review comments that I've seen
> coming from you have not helped x86 documentation.  They've hurt the
> patches more than they have helped.
> 

OK, thanks!

-- 
An old man doll... just what I always wanted! - Clara