From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 61DBAC31E40 for ; Fri, 9 Aug 2019 13:47:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 375E82086D for ; Fri, 9 Aug 2019 13:47:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1565358471; bh=hCOQ/3o6yVkNnmohc565drS708u0WeyH1cciRFIEELU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=pZ9puLbsqzSjspl+ngWBr/SM59JPvALY7e43AW05dVYbtkgwhL8QUzUup+FaEbVqT MZ4Mn01bDprgN2TxGQNha75z+m7SEI6UM6N+2PQs1PMH2HRVZm76pU/8Yy4HOLYmqD seHAg2yQHifzdCmxcGEGXKV+s2P/rbhclq3lOO+g= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2436645AbfHINru (ORCPT ); Fri, 9 Aug 2019 09:47:50 -0400 Received: from mail.kernel.org ([198.145.29.99]:37934 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2436640AbfHINrt (ORCPT ); Fri, 9 Aug 2019 09:47:49 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id C6D6021874; Fri, 9 Aug 2019 13:47:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1565358469; bh=hCOQ/3o6yVkNnmohc565drS708u0WeyH1cciRFIEELU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=C30VaVVFz9AxHZPmodx53XX+LOeZo+hUK504mW94NFKO4t91FubcW6U/iifTpw3+z RUOttRmV9BymgNamz2mtMgxySQLrAOvj4VWXn7rWZ9Dp4qiOf4q1HlKJY+juKjbpaN rJ3uCu2ljEA57YXm/6RBqEtVQMgoW4ms8+mm394Y= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Matthias Kaehlcke , Josh Poimboeuf , Thomas Gleixner Subject: [PATCH 4.9 12/32] objtool: Add machine_real_restart() to the noreturn list Date: Fri, 9 Aug 2019 15:45:15 +0200 Message-Id: <20190809133923.356917728@linuxfoundation.org> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20190809133922.945349906@linuxfoundation.org> References: <20190809133922.945349906@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Josh Poimboeuf commit 684fb246578b9e81fc7b4ca5c71eae22edb650b2 upstream. machine_real_restart() is annotated as '__noreturn", so add it to the objtool noreturn list. This fixes the following warning with clang and CONFIG_CC_OPTIMIZE_FOR_SIZE=y: arch/x86/kernel/reboot.o: warning: objtool: native_machine_emergency_restart() falls through to next function machine_power_off() Reported-by: Matthias Kaehlcke Signed-off-by: Josh Poimboeuf Signed-off-by: Thomas Gleixner Tested-by: Matthias Kaehlcke Reviewed-by: Matthias Kaehlcke Link: https://lkml.kernel.org/r/791712792aa4431bdd55bf1beb33a169ddf3b4a2.1529423255.git.jpoimboe@redhat.com Signed-off-by: Greg Kroah-Hartman --- tools/objtool/check.c | 1 + 1 file changed, 1 insertion(+) --- a/tools/objtool/check.c +++ b/tools/objtool/check.c @@ -165,6 +165,7 @@ static int __dead_end_function(struct ob "__reiserfs_panic", "lbug_with_loc", "fortify_panic", + "machine_real_restart", }; if (func->bind == STB_WEAK)