From patchwork Tue Feb 14 07:05:54 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Josh Poimboeuf X-Patchwork-Id: 13139505 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E5EACC61DA4 for ; Tue, 14 Feb 2023 07:09:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231939AbjBNHJX (ORCPT ); Tue, 14 Feb 2023 02:09:23 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52224 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231949AbjBNHHw (ORCPT ); Tue, 14 Feb 2023 02:07:52 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B6CCB1E1C6; Mon, 13 Feb 2023 23:07:26 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 4DD6161467; Tue, 14 Feb 2023 07:07:26 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0F595C433A7; Tue, 14 Feb 2023 07:07:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1676358445; bh=1pqvhflGCMe/wrdXOMGr/PebbGgnoXhSUZ8eiEoomNs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=qtoom7YBj3WBm4M85syos7pcETmxlT1MO3MRIBzB66grdniTPurXhV+aT1FnjslmP cMp8MWlimGazyrts9GCWRE8gcSjSDK92J9KS5PhgvRRjWcdrU9y1ofmCeleW/ftCC/ Wbj9tPEch8OC7fzaBaluyhN4gvUOnlPmYj2fushMqqylVs5lB0xce5ctDacvlOLhw1 gXV0gp4IRLXlK+aa4b1o04FzIlzpIDShD/Axowf7OBsRnGemMDdukKh93uEPCVtkqh aPBcMAbBB6Dy6grAZpPwHtPBnbks1EAiqjozMkYpQDepqD0nDE14RN33E32CXChkal EPgyHn2BysIww== 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 v2 20/24] xtensa/cpu: Mark cpu_die() __noreturn Date: Mon, 13 Feb 2023 23:05:54 -0800 Message-Id: X-Mailer: git-send-email 2.39.1 In-Reply-To: References: MIME-Version: 1.0 Content-type: text/plain Precedence: bulk List-ID: X-Mailing-List: linux-sh@vger.kernel.org cpu_die() doesn't return. Annotate it as such. By extension this also makes arch_cpu_idle_dead() noreturn. Signed-off-by: Josh Poimboeuf Acked-by: Max Filippov --- arch/xtensa/include/asm/smp.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/xtensa/include/asm/smp.h b/arch/xtensa/include/asm/smp.h index 4e43f5643891..5dc5bf8cdd77 100644 --- a/arch/xtensa/include/asm/smp.h +++ b/arch/xtensa/include/asm/smp.h @@ -33,7 +33,7 @@ void show_ipi_list(struct seq_file *p, int prec); void __cpu_die(unsigned int cpu); int __cpu_disable(void); -void cpu_die(void); +void __noreturn cpu_die(void); void cpu_restart(void); #endif /* CONFIG_HOTPLUG_CPU */