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Date:   Tue, 20 Sep 2022 18:56:49 +1000
Message-Id: <CN13QQX0NEA2.M6SABG46NYYN@bobo>
Cc:     <linux-kernel@vger.kernel.org>, <linuxppc-dev@lists.ozlabs.org>
Subject: Re: [PATCH v2 06/19] powerpc/cputable: Split cpu_specs[] out of
 cputable.h
From:   "Nicholas Piggin" <npiggin@gmail.com>
To:     "Christophe Leroy" <christophe.leroy@csgroup.eu>,
        "Michael Ellerman" <mpe@ellerman.id.au>
References: <828f6a64eeb51ce9abfa1d4e84c521a02fecebb8.1663606875.git.christophe.leroy@csgroup.eu> <a44b865e0318286155273b10cdf524ab697928c1.1663606875.git.christophe.leroy@csgroup.eu>
In-Reply-To: <a44b865e0318286155273b10cdf524ab697928c1.1663606875.git.christophe.leroy@csgroup.eu>
Precedence: bulk

On Tue Sep 20, 2022 at 3:01 AM AEST, Christophe Leroy wrote:
> cpu_specs[] is full of #ifdefs depending on the different
> types of CPU.
>
> CPUs are mutually exclusive, it is therefore possible to split
> cpu_specs[] into smaller more readable pieces.
>
> Create cpu_specs_XXX.h that will each be dedicated on one
> of the following mutually exclusive families:
> - 40x
> - 44x
> - 47x
> - 8xx
> - e500
> - book3s/32
> - book3s/64
>
> In book3s/32, the block for 603 has been moved in front in order
> to not have two 604 blocks.


>
> Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
> ---
>  arch/powerpc/kernel/cpu_specs.h           |   27 +
>  arch/powerpc/kernel/cpu_specs_40x.h       |  280 +++
>  arch/powerpc/kernel/cpu_specs_44x.h       |  304 ++++
>  arch/powerpc/kernel/cpu_specs_47x.h       |   78 +
>  arch/powerpc/kernel/cpu_specs_8xx.h       |   21 +
>  arch/powerpc/kernel/cpu_specs_book3s_32.h |  607 +++++++
>  arch/powerpc/kernel/cpu_specs_book3s_64.h |  488 ++++++
>  arch/powerpc/kernel/cpu_specs_e500.h      |  135 ++
>  arch/powerpc/kernel/cputable.c            | 1877 +--------------------

This series is a nice cleanup. No comments yet but kernel/ is getting
pretty crowded. Should we make some subdirectories for subarch things
like mm has?

Can do that after your series. Probably requires another merge window
to do it.

Thanks,
Nick