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[2620:137:e000::1:20]) by mx.google.com with ESMTP id n15-20020a63ee4f000000b00502f407953asi702284pgk.116.2023.03.10.13.42.42; Fri, 10 Mar 2023 13:42:57 -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=@linutronix.de header.s=2020 header.b=QmmJ9tXt; dkim=neutral (no key) header.i=@linutronix.de; 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=QUARANTINE dis=NONE) header.from=linutronix.de Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231835AbjCJU40 (ORCPT <rfc822;carlos.wei.hk@gmail.com> + 99 others); Fri, 10 Mar 2023 15:56:26 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57100 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231601AbjCJUy6 (ORCPT <rfc822;linux-kernel@vger.kernel.org>); Fri, 10 Mar 2023 15:54:58 -0500 Received: from galois.linutronix.de (Galois.linutronix.de [IPv6:2a0a:51c0:0:12e:550::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4E3A11A96C; Fri, 10 Mar 2023 12:54:57 -0800 (PST) Date: Fri, 10 Mar 2023 20:54:55 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1678481695; h=from:from:sender:sender:reply-to:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=u6Vobpw+4vgUYr0JhP/C3/4m0sqFlHx1JqSixKRFPIQ=; b=QmmJ9tXtwGv8NFgrkV6lNJlqsfiGyoHjgXT48Unihibk5mf5cAQWAKuLryj10D6y90tuqt FiMQGkH7DegBcHcyKj7wD1OYlnIda91UMHnKUvalN5zku8UWWFhjJwVhJ6FAE48SlcLe9R AREeCs3QoyybymcMMmAFPPANeA/zeYBHn4k0DaFwFs8ibR5ie9SuGxi1KuIBPCMoYxuJOL PnfD943Wqsd+pGOdnWqMxoHScJe+bk3BJKSBtT6ZDcI4iGBNUAu6InOH+Hy4rIIyeF86yB Gbte1PqbaWsCBDqb8lzkNtvlO+2qhZuywgP9/aAF5U5gWP8H0y+2mPX1a7qb4g== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1678481695; h=from:from:sender:sender:reply-to:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=u6Vobpw+4vgUYr0JhP/C3/4m0sqFlHx1JqSixKRFPIQ=; b=4HCUsrWHwy9up3WiH7e3o1fZDK4hYtZb/6lgn/ACagv44CVgo09hkeLDnT6U/wamAoWkYE myf+Bg6Fkw3bMvCA== From: "tip-bot2 for Josh Poimboeuf" <tip-bot2@linutronix.de> Sender: tip-bot2@linutronix.de Reply-to: linux-kernel@vger.kernel.org To: linux-tip-commits@vger.kernel.org Subject: [tip: objtool/core] arm/cpu: Add unreachable() to arch_cpu_idle_dead() Cc: Josh Poimboeuf <jpoimboe@kernel.org>, x86@kernel.org, linux-kernel@vger.kernel.org In-Reply-To: <20230216183851.s5bnvniomq44rytu@treble> References: <20230216183851.s5bnvniomq44rytu@treble> MIME-Version: 1.0 Message-ID: <167848169549.5837.9296234527293777617.tip-bot2@tip-bot2> Robot-ID: <tip-bot2@linutronix.de> Robot-Unsubscribe: Contact <mailto:tglx@linutronix.de> to get blacklisted from these emails Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-4.4 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_MED,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED 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: <linux-kernel.vger.kernel.org> X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1758014177786316402?= X-GMAIL-MSGID: =?utf-8?q?1760018644352081213?= |
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[tip:,objtool/core] arm/cpu: Add unreachable() to arch_cpu_idle_dead()
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Commit Message
tip-bot2 for Thomas Gleixner
March 10, 2023, 8:54 p.m. UTC
The following commit has been merged into the objtool/core branch of tip:
Commit-ID: b40c7d6d31ac2f6b78371cdc08bc1b6b62f01375
Gitweb: https://git.kernel.org/tip/b40c7d6d31ac2f6b78371cdc08bc1b6b62f01375
Author: Josh Poimboeuf <jpoimboe@kernel.org>
AuthorDate: Thu, 16 Feb 2023 10:38:55 -08:00
Committer: Josh Poimboeuf <jpoimboe@kernel.org>
CommitterDate: Mon, 06 Mar 2023 15:34:04 -08:00
arm/cpu: Add unreachable() to arch_cpu_idle_dead()
arch_cpu_idle_dead() doesn't return. Make that visible to the compiler
with an unreachable() code annotation.
Link: https://lkml.kernel.org/r/20230216183851.s5bnvniomq44rytu@treble
Signed-off-by: Josh Poimboeuf <jpoimboe@kernel.org>
---
arch/arm/kernel/smp.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c index 0b8c257..441ea5c 100644 --- a/arch/arm/kernel/smp.c +++ b/arch/arm/kernel/smp.c @@ -382,6 +382,8 @@ void arch_cpu_idle_dead(void) : "r" (task_stack_page(current) + THREAD_SIZE - 8), "r" (current) : "r0"); + + unreachable(); } #endif /* CONFIG_HOTPLUG_CPU */