linux-kernel - Re: [PATCH] irq_work: consolidate arch_irq_work

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Date:   Thu, 25 May 2023 17:44:40 +0100
From:   Catalin Marinas <catalin.marinas@....com>
To:     Arnd Bergmann <arnd@...nel.org>
Cc:     Ingo Molnar <mingo@...nel.org>, Arnd Bergmann <arnd@...db.de>,
        Russell King <linux@...linux.org.uk>,
        Will Deacon <will@...nel.org>, Guo Ren <guoren@...nel.org>,
        Michael Ellerman <mpe@...erman.id.au>,
        Christophe Leroy <christophe.leroy@...roup.eu>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Heiko Carstens <hca@...ux.ibm.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        x86@...nel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, linux-csky@...r.kernel.org,
        linuxppc-dev@...ts.ozlabs.org, linux-riscv@...ts.infradead.org,
        linux-s390@...r.kernel.org
Subject: Re: [PATCH] irq_work: consolidate arch_irq_work_raise prototypes

On Tue, May 16, 2023 at 10:02:31PM +0200, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@...db.de>
> 
> The prototype was hidden on x86, which causes a warning:
> 
> kernel/irq_work.c:72:13: error: no previous prototype for 'arch_irq_work_raise' [-Werror=missing-prototypes]
> 
> Fix this by providing it in only one place that is always visible.
> 
> Signed-off-by: Arnd Bergmann <arnd@...db.de>

Acked-by: Catalin Marinas <catalin.marinas@....com>