linux-kernel - Re: [PATCH 1/9] vdso: Remove timekeeper argument of __arch_update

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Message-ID: <20241014135911.GB17505@willie-the-truck>
Date: Mon, 14 Oct 2024 14:59:12 +0100
From: Will Deacon <will@...nel.org>
To: Thomas Weißschuh <thomas.weissschuh@...utronix.de>
Cc: Catalin Marinas <catalin.marinas@....com>,
	Andy Lutomirski <luto@...nel.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Vincenzo Frascino <vincenzo.frascino@....com>,
	Arnd Bergmann <arnd@...db.de>,
	Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
	Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
	Dave Hansen <dave.hansen@...ux.intel.com>, x86@...nel.org,
	"H. Peter Anvin" <hpa@...or.com>,
	Heiko Carstens <hca@...ux.ibm.com>,
	Vasily Gorbik <gor@...ux.ibm.com>,
	Alexander Gordeev <agordeev@...ux.ibm.com>,
	Christian Borntraeger <borntraeger@...ux.ibm.com>,
	Sven Schnelle <svens@...ux.ibm.com>,
	Huacai Chen <chenhuacai@...nel.org>,
	WANG Xuerui <kernel@...0n.name>,
	Michael Ellerman <mpe@...erman.id.au>,
	Nicholas Piggin <npiggin@...il.com>,
	Christophe Leroy <christophe.leroy@...roup.eu>,
	Naveen N Rao <naveen@...nel.org>,
	Madhavan Srinivasan <maddy@...ux.ibm.com>,
	Paul Walmsley <paul.walmsley@...ive.com>,
	Palmer Dabbelt <palmer@...belt.com>,
	Albert Ou <aou@...s.berkeley.edu>,
	Russell King <linux@...linux.org.uk>,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	linux-arch@...r.kernel.org, linux-mips@...r.kernel.org,
	linux-s390@...r.kernel.org, loongarch@...ts.linux.dev,
	linuxppc-dev@...ts.ozlabs.org, linux-riscv@...ts.infradead.org
Subject: Re: [PATCH 1/9] vdso: Remove timekeeper argument of
 __arch_update_vsyscall()

On Thu, Oct 10, 2024 at 05:44:44PM +0200, Thomas Weißschuh wrote:
> No implementation of this hook uses the passed in timekeeper anymore.
> 
> This avoids including a non-VDSO header while building the VDSO,
> which can lead to compilation errors.
> 
> Signed-off-by: Thomas Weißschuh <thomas.weissschuh@...utronix.de>
> ---
>  arch/arm64/include/asm/vdso/vsyscall.h | 3 +--
>  include/asm-generic/vdso/vsyscall.h    | 3 +--
>  kernel/time/vsyscall.c                 | 2 +-
>  3 files changed, 3 insertions(+), 5 deletions(-)

Acked-by: Will Deacon <will@...nel.org>

Will