From patchwork Fri Feb 3 22:05:15 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Josh Poimboeuf X-Patchwork-Id: 1737291 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=ozlabs.org (client-ip=150.107.74.76; helo=gandalf.ozlabs.org; envelope-from=srs0=fdsn=57=vger.kernel.org=sparclinux-owner@ozlabs.org; receiver=) Authentication-Results: legolas.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20201202 header.b=KXcNjXr1; dkim-atps=neutral Received: from gandalf.ozlabs.org (gandalf.ozlabs.org [150.107.74.76]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-384)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4P7qVy4vqBz23hn for ; 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d=kernel.org; s=k20201202; t=1675461952; bh=RidcRJTauwsqeDLmerjxLqYVUI6XglY5CdcD8pSGztk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=KXcNjXr1EZwGdeCXF6ct6qrEpj3XinY2X/TflAyD28fSnn1mIajf3vnubeZTGtUQl l0yW410nwCLxoQgmdOi/cbdDfcTaTxEU5p3jduOutHsGegq8ZkNTFQpISTnoZsLy+P QJnNOP7BHtikfMhdewJX2qeGyqyndO4WiZFm7Hw5CT9gPoXGP1c8PNd9LJWkPnyEf5 hkukFHzBIj0I5cMXibGKpPgHvkLlY++ZIYHcgNg8m5O45ONtbFtyexgjlNUBk3ArXY 2hvh9/Uq9Yk9bB50FB/IDGjk6U8WNpCVvt4vC6pZpbS7VMSsHlXGeiL3pK6jZtLrun QX2FcRMDD2dFQ== From: Josh Poimboeuf To: linux-kernel@vger.kernel.org Cc: jgross@suse.com, richard.henderson@linaro.org, ink@jurassic.park.msu.ru, mattst88@gmail.com, linux-alpha@vger.kernel.org, linux@armlinux.org.uk, linux-arm-kernel@lists.infradead.org, catalin.marinas@arm.com, will@kernel.org, guoren@kernel.org, linux-csky@vger.kernel.org, linux-ia64@vger.kernel.org, chenhuacai@kernel.org, kernel@xen0n.name, loongarch@lists.linux.dev, f.fainelli@gmail.com, bcm-kernel-feedback-list@broadcom.com, tsbogend@alpha.franken.de, linux-mips@vger.kernel.org, jiaxun.yang@flygoat.com, mpe@ellerman.id.au, npiggin@gmail.com, christophe.leroy@csgroup.eu, linuxppc-dev@lists.ozlabs.org, ysato@users.sourceforge.jp, dalias@libc.org, linux-sh@vger.kernel.org, davem@davemloft.net, sparclinux@vger.kernel.org, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, dave.hansen@linux.intel.com, x86@kernel.org, hpa@zytor.com, chris@zankel.net, jcmvbkbc@gmail.com, linux-xtensa@linux-xtensa.org, peterz@infradead.org, juri.lelli@redhat.com, vincent.guittot@linaro.org, dietmar.eggemann@arm.com, rostedt@goodmis.org, bsegall@google.com, mgorman@suse.de, bristot@redhat.com, vschneid@redhat.com, paulmck@kernel.org Subject: [PATCH 06/22] ia64/cpu: Mark play_dead() __noreturn Date: Fri, 3 Feb 2023 14:05:15 -0800 Message-Id: <23142556bf02b84f108e17cda731d48449ce1532.1675461757.git.jpoimboe@kernel.org> X-Mailer: git-send-email 2.39.0 In-Reply-To: References: MIME-Version: 1.0 Content-type: text/plain X-Spam-Status: No, score=-4.4 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_MED, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: sparclinux@vger.kernel.org play_dead() doesn't return. Annotate it as such. By extension this also makes arch_cpu_idle_dead() noreturn. Signed-off-by: Josh Poimboeuf --- arch/ia64/kernel/process.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/ia64/kernel/process.c b/arch/ia64/kernel/process.c index f6195a0a00ae..78f5794b2dde 100644 --- a/arch/ia64/kernel/process.c +++ b/arch/ia64/kernel/process.c @@ -201,7 +201,7 @@ __setup("nohalt", nohalt_setup); #ifdef CONFIG_HOTPLUG_CPU /* We don't actually take CPU down, just spin without interrupts. */ -static inline void play_dead(void) +static inline void __noreturn play_dead(void) { unsigned int this_cpu = smp_processor_id(); @@ -219,7 +219,7 @@ static inline void play_dead(void) BUG(); } #else -static inline void play_dead(void) +static inline void __noreturn play_dead(void) { BUG(); }