From patchwork Tue Feb 14 07:05:34 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Josh Poimboeuf X-Patchwork-Id: 13139471 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 43A8EC678DB for ; Tue, 14 Feb 2023 07:07:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231874AbjBNHHe (ORCPT ); Tue, 14 Feb 2023 02:07:34 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50566 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231414AbjBNHHZ (ORCPT ); Tue, 14 Feb 2023 02:07:25 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5C11C1F5DD; Mon, 13 Feb 2023 23:06:59 -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 0511061451; Tue, 14 Feb 2023 07:06:49 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id AD53CC433EF; Tue, 14 Feb 2023 07:06:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1676358408; bh=RKzZmEQ0aGTy+gbzBwQMcZ+ax04gqBZYglhP2Mxomuo=; h=From:To:Cc:Subject:Date:From; b=FeDhahtj5zTcKfS87v8/QfdL3FiuaRKBYgvZJuSr3uTqDOUDpR9xAIwfSUUl+xCQ4 r7S+eXVH1xqLNIUZnh/cHtuO1wDJDQW64m8IJbGmNTGNy+/CBDE3sNH46BYhM8ZJzq hySTqkxhjf0gavLtGi4niNQiqmOkWmn2no49fQG3W+sIsnBFMBNtI28+cWarf+lgjw EkIBlAg10MBeQ6FOIITajEZQjSMDxh0fHI3x8obz1DyGtW5I15c9zlJwXVZxpo4sQS v0B/B1Cs/GdU7oUHS5iP/TM7GdZXf5Rr8enZUnuUAzcybm31QTM4L2TA1DoDr3aD30 9f3vJpb0gcS8w== 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 00/24] cpu,sched: Mark arch_cpu_idle_dead() __noreturn Date: Mon, 13 Feb 2023 23:05:34 -0800 Message-Id: X-Mailer: git-send-email 2.39.1 MIME-Version: 1.0 Content-type: text/plain Precedence: bulk List-ID: X-Mailing-List: linux-sh@vger.kernel.org v2: - make arch_call_rest_init() and rest_init() __noreturn - make objtool 'global_returns' work for weak functions - rebase on tip/objtool/core with dependencies merged in (mingo) - add acks v1.1: - add __noreturn to all arch_cpu_idle_dead() implementations (mpe) Josh Poimboeuf (24): alpha/cpu: Expose arch_cpu_idle_dead()'s prototype declaration alpha/cpu: Make sure arch_cpu_idle_dead() doesn't return arm/cpu: Make sure arch_cpu_idle_dead() doesn't return arm64/cpu: Mark cpu_die() __noreturn csky/cpu: Make sure arch_cpu_idle_dead() doesn't return ia64/cpu: Mark play_dead() __noreturn loongarch/cpu: Make sure play_dead() doesn't return loongarch/cpu: Mark play_dead() __noreturn mips/cpu: Expose play_dead()'s prototype definition mips/cpu: Make sure play_dead() doesn't return mips/cpu: Mark play_dead() __noreturn powerpc/cpu: Mark start_secondary_resume() __noreturn sh/cpu: Make sure play_dead() doesn't return sh/cpu: Mark play_dead() __noreturn sh/cpu: Expose arch_cpu_idle_dead()'s prototype definition sparc/cpu: Mark cpu_play_dead() __noreturn x86/cpu: Make sure play_dead() doesn't return x86/cpu: Mark play_dead() __noreturn xtensa/cpu: Make sure cpu_die() doesn't return xtensa/cpu: Mark cpu_die() __noreturn sched/idle: Make sure weak version of arch_cpu_idle_dead() doesn't return objtool: Include weak functions in 'global_noreturns' check init: Make arch_call_rest_init() and rest_init() __noreturn sched/idle: Mark arch_cpu_idle_dead() __noreturn arch/alpha/kernel/process.c | 4 +++- arch/arm/kernel/smp.c | 4 +++- arch/arm64/include/asm/smp.h | 2 +- arch/arm64/kernel/process.c | 2 +- arch/csky/kernel/smp.c | 4 +++- arch/ia64/kernel/process.c | 6 +++--- arch/loongarch/include/asm/smp.h | 2 +- arch/loongarch/kernel/process.c | 2 +- arch/loongarch/kernel/smp.c | 2 +- arch/mips/include/asm/smp.h | 2 +- arch/mips/kernel/process.c | 2 +- arch/mips/kernel/smp-bmips.c | 3 +++ arch/mips/loongson64/smp.c | 1 + arch/parisc/kernel/process.c | 2 +- arch/powerpc/include/asm/smp.h | 2 +- arch/powerpc/kernel/smp.c | 2 +- arch/riscv/kernel/cpu-hotplug.c | 2 +- arch/s390/kernel/idle.c | 2 +- arch/s390/kernel/setup.c | 2 +- arch/sh/include/asm/smp-ops.h | 5 +++-- arch/sh/kernel/idle.c | 3 ++- arch/sparc/include/asm/smp_64.h | 2 +- arch/sparc/kernel/process_64.c | 2 +- arch/x86/include/asm/smp.h | 3 ++- arch/x86/kernel/process.c | 4 ++-- arch/xtensa/include/asm/smp.h | 2 +- arch/xtensa/kernel/smp.c | 4 +++- include/linux/cpu.h | 2 +- include/linux/start_kernel.h | 4 ++-- init/main.c | 4 ++-- kernel/sched/idle.c | 2 +- tools/objtool/check.c | 11 +++++++---- 32 files changed, 57 insertions(+), 39 deletions(-) Tested-by: Paul E. McKenney