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: 13139492 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 18B6AC61DA4 for ; Tue, 14 Feb 2023 07:08:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-Id:Date:Subject:Cc :To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=uxvBoY/O7ZfK6ieuh8LaogkveEdIVEyDlSFj2L9YOLE=; b=3Pa60OVJJmrkOE l7S2OYBZJ8gmvL0vS4538BlEm8bNHx7Lu52NsOV1WtvrYzjg3vg8IHAepS+T9g22eXo9B3yPa5mBk tfYVjXr/DYB1FGJR/BnHr+4nlv4WHIR6HAwDIm+DjBCjYfXUjQrsjJ2/nRGtbyFb1IBNvNH0uLmLa rNVfCktF+Q3AS+H7lelfHyajNcHFBBCKe0jVxxj9B8FlQlBz/WX2pArnm3OwukWbFYaxy7yrxdgtK oiB2LJsGPKeIlD6wStc7kT5Um/JTj8bXuuOTYvF0aDK/f28yHTUxQqz8iDXDxapRYi7BJXA5pUgaQ tdr6ZRCv4Bo0poEWWQbw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pRpOv-0007mQ-Uf; Tue, 14 Feb 2023 07:06:54 +0000 Received: from dfw.source.kernel.org ([2604:1380:4641:c500::1]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pRpOs-0007kt-73 for linux-arm-kernel@lists.infradead.org; Tue, 14 Feb 2023 07:06:51 +0000 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 050EC60E8C; 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 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230213_230650_381970_5D8E288B X-CRM114-Status: UNSURE ( 9.07 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.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