linux-kernel - Re: [PATCH 1/4] arch: consolidate existing CONFIG_PAGE_SIZE

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Message-ID: <CAMuHMdVCWF50SO1TK5F5Q8sN08THKJ+F6gt9u5pD05gJUZ+E9w@mail.gmail.com>
Date: Tue, 27 Feb 2024 09:45:01 +0100
From: Geert Uytterhoeven <geert@...ux-m68k.org>
To: Arnd Bergmann <arnd@...nel.org>
Cc: Thomas Gleixner <tglx@...utronix.de>, Vincenzo Frascino <vincenzo.frascino@....com>, 
	Kees Cook <keescook@...omium.org>, Anna-Maria Behnsen <anna-maria@...utronix.de>, 
	Arnd Bergmann <arnd@...db.de>, Matt Turner <mattst88@...il.com>, Vineet Gupta <vgupta@...nel.org>, 
	Russell King <linux@...linux.org.uk>, Catalin Marinas <catalin.marinas@....com>, 
	Guo Ren <guoren@...nel.org>, Brian Cain <bcain@...cinc.com>, 
	Huacai Chen <chenhuacai@...nel.org>, Michal Simek <monstr@...str.eu>, 
	Thomas Bogendoerfer <tsbogend@...ha.franken.de>, Helge Deller <deller@....de>, 
	Michael Ellerman <mpe@...erman.id.au>, Christophe Leroy <christophe.leroy@...roup.eu>, 
	Palmer Dabbelt <palmer@...belt.com>, 
	John Paul Adrian Glaubitz <glaubitz@...sik.fu-berlin.de>, Andreas Larsson <andreas@...sler.com>, 
	Richard Weinberger <richard@....at>, x86@...nel.org, Max Filippov <jcmvbkbc@...il.com>, 
	Andy Lutomirski <luto@...nel.org>, Jan Kiszka <jan.kiszka@...mens.com>, 
	Kieran Bingham <kbingham@...nel.org>, Andrew Morton <akpm@...ux-foundation.org>, 
	linux-kernel@...r.kernel.org, linux-alpha@...r.kernel.org, 
	linux-snps-arc@...ts.infradead.org, linux-arm-kernel@...ts.infradead.org, 
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	linux-um@...ts.infradead.org
Subject: Re: [PATCH 1/4] arch: consolidate existing CONFIG_PAGE_SIZE_*KB definitions

Hi Arnd,

On Mon, Feb 26, 2024 at 5:14 PM Arnd Bergmann <arnd@...nel.org> wrote:
> From: Arnd Bergmann <arnd@...db.de>
>
> These four architectures define the same Kconfig symbols for configuring
> the page size. Move the logic into a common place where it can be shared
> with all other architectures.
>
> Signed-off-by: Arnd Bergmann <arnd@...db.de>

Thanks for your patch!

> --- a/arch/Kconfig
> +++ b/arch/Kconfig

> +config PAGE_SIZE_4KB
> +       bool "4KB pages"

Now you got rid of the 4000-byte ("4kB") pages and friends, please
do not replace these by Kelvin-bytes, and use the official binary
prefixes => "4 KiB".

> +       depends on HAVE_PAGE_SIZE_4KB

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68korg

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds