From patchwork Tue May 16 19:35:34 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Arnd Bergmann X-Patchwork-Id: 13243671 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 13744C7EE23 for ; Tue, 16 May 2023 19:37:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229919AbjEPThG (ORCPT ); Tue, 16 May 2023 15:37:06 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56580 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229961AbjEPThE (ORCPT ); Tue, 16 May 2023 15:37:04 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 56A24A24C; Tue, 16 May 2023 12:36:39 -0700 (PDT) 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 B0BC663E59; Tue, 16 May 2023 19:36:38 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 83CFFC433A1; Tue, 16 May 2023 19:36:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1684265798; bh=9077UjXDS1JwWtjrb4zvyxiWevrXkl5r2sPVXNElvI0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=nU4bcoQ15stgmO0CsrS+eCvsm+gCXhBNBFSdZUZJDZs6Fl6sPo6aQAEbL7HvpgQPw 34YU/6UqjzMRVqANQ++OmNHESa6zNkcaFm2LUOgnGFvueZRpIj33bI3tKq9iIVMOE8 GqW/XJRm7a1E2WWrjpdlejWdGAQtbuecvIZU5NAHZBM5oQh2e9un6it3oTQsqi/lTG 5kxTBEILwkSTC+lRDq4IqynAvKjTaueAozerHdsQ+TGjB+//lEcb2OOHgN+9Q9axD4 hkpT/62nrOrSL8vWP+nEXayygL8S/uqGna9VmOHK6w0B/JcOokBXElfO8XCeFSQKdo bT2kB6PN6dMAg== From: Arnd Bergmann To: x86@kernel.org Cc: Arnd Bergmann , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , "H. Peter Anvin" , Andy Lutomirski , Steven Rostedt , Masami Hiramatsu , Mark Rutland , Juergen Gross , "Srivatsa S. Bhat (VMware)" , Alexey Makhalov , VMware PV-Drivers Reviewers , Peter Zijlstra , Darren Hart , Andy Shevchenko , Boris Ostrovsky , "Rafael J. Wysocki" , linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-pci@vger.kernel.org, platform-driver-x86@vger.kernel.org, xen-devel@lists.xenproject.org, linux-pm@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 05/20] x86: head: add dummy prototype for mk_early_pgtbl_32 Date: Tue, 16 May 2023 21:35:34 +0200 Message-Id: <20230516193549.544673-6-arnd@kernel.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230516193549.544673-1-arnd@kernel.org> References: <20230516193549.544673-1-arnd@kernel.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org From: Arnd Bergmann 'make W=1' warns about a function without a prototype in the x86-32 head code: arch/x86/kernel/head32.c:72:13: error: no previous prototype for 'mk_early_pgtbl_32' [-Werror=missing-prototypes] This is called from assembler code, so it does not actually need a prototype. I could not find an appropriate header for it, so just declare it in front of the definition to shut up th warning. Signed-off-by: Arnd Bergmann Reviewed-by: Alexander Lobakin --- arch/x86/kernel/head32.c | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/x86/kernel/head32.c b/arch/x86/kernel/head32.c index 10c27b4261eb..246a609f889b 100644 --- a/arch/x86/kernel/head32.c +++ b/arch/x86/kernel/head32.c @@ -69,6 +69,7 @@ asmlinkage __visible void __init __noreturn i386_start_kernel(void) * to the first kernel PMD. Note the upper half of each PMD or PTE are * always zero at this stage. */ +void __init mk_early_pgtbl_32(void); void __init mk_early_pgtbl_32(void) { #ifdef __pa