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Message-ID: <20240226150234.GCZdyoCtNj8lFwViAW@fat_crate.local>
Date: Mon, 26 Feb 2024 16:02:34 +0100
From: Borislav Petkov <bp@...en8.de>
To: linux-kernel@...r.kernel.org
Cc: linux-tip-commits@...r.kernel.org, Thomas Gleixner <tglx@...utronix.de>,
Ingo Molnar <mingo@...nel.org>, x86@...nel.org
Subject: Re: [tip: x86/apic] smp: Provide 'setup_max_cpus' definition on UP
too
On Mon, Feb 26, 2024 at 11:48:06AM -0000, tip-bot2 for Ingo Molnar wrote:
> The following commit has been merged into the x86/apic branch of tip:
>
> Commit-ID: 429bb0269058e2e1f4ab69a0d33d374933aa15b9
> Gitweb: https://git.kernel.org/tip/429bb0269058e2e1f4ab69a0d33d374933aa15b9
> Author: Ingo Molnar <mingo@...nel.org>
> AuthorDate: Mon, 26 Feb 2024 12:07:31 +01:00
> Committer: Ingo Molnar <mingo@...nel.org>
> CommitterDate: Mon, 26 Feb 2024 12:13:40 +01:00
>
> smp: Provide 'setup_max_cpus' definition on UP too
>
> This was already defined locally by init/main.c, but let's make
> it generic, as arch/x86/kernel/cpu/topology.c is going to make
> use of it to have more uniform code.
>
> [ Keep it a C variable, not a define, because there's
> some namespace overlap for the 'setup_max_cpus' token
> in existing function argument names. ]
>
> Reviewed-by: Thomas Gleixner <tglx@...utronix.de>
> Cc: linux-kernel@...r.kernel.org
> Signed-off-by: Ingo Molnar <mingo@...nel.org>
> --
> ---
> include/linux/smp.h | 2 ++
> init/main.c | 1 -
> 2 files changed, 2 insertions(+), 1 deletion(-)
That one needs some work:
$ grep setup_max_cpus 13-37-17-randconfig-x86_64-2517.log
..
/include/linux/smp.h:221:27: warning: ‘setup_max_cpus’ defined but not used [-Wunused-const-variable=]
$ grep setup_max_cpus 13-37-17-randconfig-x86_64-2517.log | wc -l
122
very noisy.
randconfig attached.
--
Regards/Gruss,
Boris.
https://people.kernel.org/tglx/notes-about-netiquette
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