linux-kernel - Re: [PATCH 0/14] v2 multi-die/package topology support

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Message-ID: <CAJvTdKkCc0AOiFV5fJ2pwbpQ5iYzjGVotPExJHVOs5CsK8GOsg@mail.gmail.com>
Date:   Tue, 30 Apr 2019 14:46:23 -0400
From:   Len Brown <lenb@...nel.org>
To:     Borislav Petkov <bp@...en8.de>
Cc:     Peter Zijlstra <peterz@...radead.org>, X86 ML <x86@...nel.org>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/14] v2 multi-die/package topology support

On Tue, Apr 30, 2019 at 5:33 AM Borislav Petkov <bp@...en8.de> wrote:

> So that die thing has only small relevance to some software, as you say:
>
> "These topology changes primarily impact parts of the kernel and some
> applciations that care about package MSR scope."
>
> So if there's no real need to add it there, then it probably shouldn't
> be added. The topology is already too complex - so much so, that tools
> are even generating PDFs from it :)

Agreed.
Let's keep /proc/cpuinfo simple.
If a case emerges where it makes sense to add more detail there, it is
trivial do add later.

thanks,
Len Brown, Intel Open Source Technology Center