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Peter Anvin" , linux-arm-kernel@lists.infradead.org, "linux-csky@vger.kernel.org" , linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org Subject: Re: [PATCH 02/17] [RESEND] irq_work: consolidate arch_irq_work_raise prototypes Content-Type: text/plain;charset=utf-8 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-s390@vger.kernel.org On Sat, Aug 12, 2023, at 00:10, Masahiro Yamada wrote: > On Fri, Aug 11, 2023 at 10:00=E2=80=AFAM Arnd Bergmann wrote: >> >> From: Arnd Bergmann >> >> The prototype was hidden on x86, which causes a warning: > > > What do you mean by "hidden on x86"? > > arch_irq_work_raise() was declared on 7 architectures, > including x86. > I meant hidden in some configurations. Specifically, x86 only declares the function when it overrides it for CONFIG_X86_LOCAL_APIC, while without that option the generic stub still gets compiled but is never declared. Arnd