From patchwork Tue Feb 14 07:05:50 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Josh Poimboeuf X-Patchwork-Id: 56720 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:adf:eb09:0:0:0:0:0 with SMTP id s9csp2811525wrn; Mon, 13 Feb 2023 23:10:49 -0800 (PST) X-Google-Smtp-Source: AK7set9TDr3ax8RCQW3XZM02iLu4gs9cFnqhkcuaUxiENbj/bE606hJkxJ3PaiDdvm684vzkmxiv X-Received: by 2002:a17:906:cc8f:b0:8aa:c0d5:166d with SMTP id oq15-20020a170906cc8f00b008aac0d5166dmr1891603ejb.71.1676358649749; Mon, 13 Feb 2023 23:10:49 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1676358649; cv=none; d=google.com; s=arc-20160816; b=MjOEQlDjMpQbz3RzOBS80ew9t9ASdAkW9ok2VGZT5rIxFcd8iKWPDeeOY0EmEu1dyo XQR2r1ITEbWJZIkftwNV5vxvaskvkJgt9a9au+2PbGCrQd/BtuMVkibE8RB+lLOlQcEB bUb2fvfi3pzTievCD9mDHJY2GLf65sHMuNJ1gJFzV8KUVEF8FCWuYiawngOMLWoh3vBR WO675RMudxN8hya6Ac8VUdgoBLB6ksBTDkm1E6W71fsx3ER9BwCbBppp1x55MPl8lhP/ C+KaaU8Nf5DiXUUOXeFdhMmWULcjeFwqge4ZVT1NMHpyp9dLhb+gFa4NSmWUydqiB9kZ 4WtQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=bsd0wZOocQk9mR0zO1wOLQOEpv6SNw5a+xM3WbJXzBo=; b=SnU//f3hthUk6b1j+Kz6x+HsSvfnPKfAUxpHkfQ8HA4LB797ICtAPmbQvK8ZHzer6i 1SYr2EQJkSOP6NHhMpvmQ6KfoZv9nhsz6mob2kkQreLelXHD5sNvbTrqKzz7v6kMGhl/ JL/YT3B8gWlFNZREB/E8IE/CrvTlSI9tdOsOlMZzwSRi57Tyr2jpylnjB5aU+kMZRKvp ViCYI3dmRKDfWEEHSYPMfpbBud9W/JhE+d9s96OXNE0CpweePbrKD0XK8wDFhUZexhfH gk7GxnuLQML214szWpDflGEtP4vUNa75CpfIe20nxvhr20dZUi7wmarlwoYGYjvTsRQC HRUQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=C6jcFzNc; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id r24-20020a056402019800b004aaa4ccbea8si16681536edv.157.2023.02.13.23.10.24; Mon, 13 Feb 2023 23:10:49 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=C6jcFzNc; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232113AbjBNHJo (ORCPT + 99 others); Tue, 14 Feb 2023 02:09:44 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52856 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231836AbjBNHIE (ORCPT ); Tue, 14 Feb 2023 02:08:04 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EACE91E1D9; Mon, 13 Feb 2023 23:07:27 -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 ams.source.kernel.org (Postfix) with ESMTPS id 74504B81C0D; Tue, 14 Feb 2023 07:07:19 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8E207C433A8; Tue, 14 Feb 2023 07:07:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1676358438; bh=1QDi1CEc68s5djfBhraub1xV0WPljZEBD+Vg3ljE3Q0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=C6jcFzNclo278GaeQeiUIJcg3ERK62Er+5EO8upZoqRlWTkLrLzw9J33MWyQhtIl9 U/6bBKmXlPjGyBE3ww82nlBDPoVWKeUm4woiY5Vji4PFIoproT0WpL1O4YNTaffNN6 EsiqvBgsrHdTTYCBVhA75YOT9/3uvEI9WGxQba8AAwrkwFy3LzNWz0bLsW5qcI3VU4 xyuepgR0inxLlDkRlcUNnDVn239TLPMfUtwZ3tUiYsaxQD/Iv75fq9nvyY//Xoclow zeCoe/EfqAUZxRdnpAGhOIKO21k1GEiYaMrl2CFThIYBWnnHc1WRcrE3ONldifvQkC WOqgfCYa4buTg== 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 16/24] sparc/cpu: Mark cpu_play_dead() __noreturn Date: Mon, 13 Feb 2023 23:05:50 -0800 Message-Id: <847fdb53cc7124bb7c94e3e104e443a29be85184.1676358308.git.jpoimboe@kernel.org> X-Mailer: git-send-email 2.39.1 In-Reply-To: References: MIME-Version: 1.0 Content-type: text/plain X-Spam-Status: No, score=-7.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_HI, 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: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1757789447197750023?= X-GMAIL-MSGID: =?utf-8?q?1757789447197750023?= cpu_play_dead() doesn't return. Annotate it as such. By extension this also makes arch_cpu_idle_dead() noreturn. Signed-off-by: Josh Poimboeuf Reviewed-by: Philippe Mathieu-Daudé --- arch/sparc/include/asm/smp_64.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/sparc/include/asm/smp_64.h b/arch/sparc/include/asm/smp_64.h index e75783b6abc4..505b6700805d 100644 --- a/arch/sparc/include/asm/smp_64.h +++ b/arch/sparc/include/asm/smp_64.h @@ -49,7 +49,7 @@ int hard_smp_processor_id(void); void smp_fill_in_cpu_possible_map(void); void smp_fill_in_sib_core_maps(void); -void cpu_play_dead(void); +void __noreturn cpu_play_dead(void); void smp_fetch_global_regs(void); void smp_fetch_global_pmu(void);