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=-9.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,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 E0E40C43441 for ; Tue, 13 Nov 2018 04:38:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id AF55F223DD for ; Tue, 13 Nov 2018 04:38:24 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org AF55F223DD Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=zte.com.cn Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730788AbeKMOek convert rfc822-to-8bit (ORCPT ); Tue, 13 Nov 2018 09:34:40 -0500 Received: from mxhk.zte.com.cn ([63.217.80.70]:22946 "EHLO mxhk.zte.com.cn" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726103AbeKMOek (ORCPT ); Tue, 13 Nov 2018 09:34:40 -0500 Received: from mse01.zte.com.cn (unknown [10.30.3.20]) by Forcepoint Email with ESMTPS id 73A8FC4862DAD13EEC12; Tue, 13 Nov 2018 12:38:20 +0800 (CST) Received: from notes_smtp.zte.com.cn ([10.30.1.239]) by mse01.zte.com.cn with ESMTP id wAD4cHHQ097140; Tue, 13 Nov 2018 12:38:17 +0800 (GMT-8) (envelope-from wang.yi59@zte.com.cn) Received: from fox-host8.localdomain ([10.74.120.8]) by szsmtp06.zte.com.cn (Lotus Domino Release 8.5.3FP6) with ESMTP id 2018111312382992-10341810 ; Tue, 13 Nov 2018 12:38:29 +0800 From: Yi Wang To: tglx@linutronix.de Cc: mingo@redhat.com, bp@alien8.de, hpa@zytor.com, x86@kernel.org, pasha.tatashin@oracle.com, wang.yi59@zte.com.cn, rajvi.jingar@intel.com, linux-kernel@vger.kernel.org, zhong.weidong@zte.com.cn, bp@suse.de Subject: [PATCH] x86/tsc: Fix -Wmissing-prototypes warning for calibrate_delay_is_known() Date: Tue, 13 Nov 2018 12:40:05 +0800 Message-Id: <1542084005-16416-1-git-send-email-wang.yi59@zte.com.cn> X-Mailer: git-send-email 1.8.3.1 MIME-Version: 1.0 X-MIMETrack: Itemize by SMTP Server on SZSMTP06/server/zte_ltd(Release 8.5.3FP6|November 21, 2013) at 2018-11-13 12:38:30, Serialize by Router on notes_smtp/zte_ltd(Release 9.0.1FP7|August 17, 2016) at 2018-11-13 12:38:13 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8BIT X-MAIL: mse01.zte.com.cn wAD4cHHQ097140 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org We get a warning when building kernel with W=1: arch/x86/kernel/tsc.c:1497:15: warning: no previous prototype for ‘calibrate_delay_is_known’ [-Wmissing-prototypes] unsigned long calibrate_delay_is_known(void) ^ Add the missing declaration in head file to fix this. Signed-off-by: Yi Wang --- arch/x86/include/asm/tsc.h | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/x86/include/asm/tsc.h b/arch/x86/include/asm/tsc.h index eb5bbfe..8a0c25c 100644 --- a/arch/x86/include/asm/tsc.h +++ b/arch/x86/include/asm/tsc.h @@ -35,6 +35,7 @@ static inline cycles_t get_cycles(void) extern void tsc_early_init(void); extern void tsc_init(void); +extern unsigned long calibrate_delay_is_known(void); extern void mark_tsc_unstable(char *reason); extern int unsynchronized_tsc(void); extern int check_tsc_unstable(void); -- 1.8.3.1