From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754401AbbCaVUZ (ORCPT ); Tue, 31 Mar 2015 17:20:25 -0400 Received: from mail-wg0-f48.google.com ([74.125.82.48]:33683 "EHLO mail-wg0-f48.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752415AbbCaVUY (ORCPT ); Tue, 31 Mar 2015 17:20:24 -0400 From: Mark Einon To: x86@kernel.org Cc: tglx@linutronix.de, linux-kernel@vger.kernel.org, mingo@redhat.com, hpa@zytor.com, stuart.r.anderson@intel.com, Mark Einon Subject: [PATCH] x86, earlyprintk: Fix two 'defined but not used' compile warnings Date: Tue, 31 Mar 2015 22:20:12 +0100 Message-Id: <1427836812-7968-1-git-send-email-mark.einon@gmail.com> X-Mailer: git-send-email 2.1.4 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Two static functions are only used if CONFIG_PCI is defined,so only build them if this is the case. Fixes the build warnings: arch/x86/kernel/early_printk.c:98:13: warning: ‘mem32_serial_out’ defined but not used [-Wunused-function] static void mem32_serial_out(unsigned long addr, int offset, int value) ^ arch/x86/kernel/early_printk.c:105:21: warning: ‘mem32_serial_in’ defined but not used [-Wunused-function] static unsigned int mem32_serial_in(unsigned long addr, int offset) ^ Signed-off-by: Mark Einon --- arch/x86/kernel/early_printk.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/x86/kernel/early_printk.c b/arch/x86/kernel/early_printk.c index f85e3fb..6a69625 100644 --- a/arch/x86/kernel/early_printk.c +++ b/arch/x86/kernel/early_printk.c @@ -95,6 +95,7 @@ static unsigned long early_serial_base = 0x3f8; /* ttyS0 */ #define DLL 0 /* Divisor Latch Low */ #define DLH 1 /* Divisor latch High */ +#ifdef CONFIG_PCI static void mem32_serial_out(unsigned long addr, int offset, int value) { uint32_t *vaddr = (uint32_t *)addr; @@ -108,6 +109,7 @@ static unsigned int mem32_serial_in(unsigned long addr, int offset) /* shift implied by pointer type */ return readl(vaddr + offset); } +#endif static unsigned int io_serial_in(unsigned long addr, int offset) { -- 2.1.4