Re: [v2 PATCH 0/3] arch: mm, vdso: consolidate PAGE_SIZE definition

From: Vincenzo Frascino <vincenzo.frascino@arm.com>
To: Arnd Bergmann <arnd@kernel.org>,
	Anna-Maria Behnsen <anna-maria@linutronix.de>,
	Thomas Gleixner <tglx@linutronix.de>,
	Kees Cook <keescook@chromium.org>
Cc: Arnd Bergmann <arnd@arndb.de>, Matt Turner <mattst88@gmail.com>,
	Vineet Gupta <vgupta@kernel.org>,
	Russell King <linux@armlinux.org.uk>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Guo Ren <guoren@kernel.org>, Brian Cain <bcain@quicinc.com>,
	Huacai Chen <chenhuacai@kernel.org>,
	Geert Uytterhoeven <geert@linux-m68k.org>,
	Michal Simek <monstr@monstr.eu>,
	Thomas Bogendoerfer <tsbogend@alpha.franken.de>,
	Helge Deller <deller@gmx.de>,
	Michael Ellerman <mpe@ellerman.id.au>,
	Christophe Leroy <christophe.leroy@csgroup.eu>,
	Palmer Dabbelt <palmer@dabbelt.com>,
	John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>,
	Andreas Larsson <andreas@gaisler.com>,
	Richard Weinberger <richard@nod.at>,
	x86@kernel.org, Max Filippov <jcmvbkbc@gmail.com>,
	Andy Lutomirski <luto@kernel.org>,
	Jan Kiszka <jan.kiszka@siemens.com>,
	Kieran Bingham <kbingham@kernel.org>,
	Andrew Morton <akpm@linux-foundation.org>,
	linux-kernel@vger.kernel.org, linux-alpha@vger.kernel.org,
	linux-snps-arc@lists.infradead.org,
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Subject: Re: [v2 PATCH 0/3] arch: mm, vdso: consolidate PAGE_SIZE definition
Date: Fri, 8 Mar 2024 16:28:23 +0000	[thread overview]
Message-ID: <5b2d7341-553d-42f0-977b-404f2da411e9@arm.com> (raw)
In-Reply-To: <20240306141453.3900574-1-arnd@kernel.org>

On 06/03/2024 14:14, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@arndb.de>
> 
> Naresh noticed that the newly added usage of the PAGE_SIZE macro in
> include/vdso/datapage.h introduced a build regression. I had an older
> patch that I revived to have this defined through Kconfig rather than
> through including asm/page.h, which is not allowed in vdso code.
> 
> The vdso patch series now has a temporary workaround, but I still want to
> get this into v6.9 so we can place the hack with CONFIG_PAGE_SIZE
> in the vdso.
> 
> I've applied this to the asm-generic tree already, please let me know if
> there are still remaining issues. It's really close to the merge window
> already, so I'd probably give this a few more days before I send a pull
> request, or defer it to v6.10 if anything goes wrong.
> 
> Sorry for the delay, I was still waiting to resolve the m68k question,
> but there were no further replies in the end, so I kept my original
> version.
> 
> Changes from v1:
> 
>  - improve Kconfig help texts
>  - remove an extraneous line in hexagon
> 
>       Arnd
>

Thanks Arnd, looks good to me.

Reviewed-by: Vincenzo Frascino <vincenzo.frascino@arm.com>

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