From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753756Ab2KSFdD (ORCPT ); Mon, 19 Nov 2012 00:33:03 -0500 Received: from relay4-d.mail.gandi.net ([217.70.183.196]:52940 "EHLO relay4-d.mail.gandi.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753708Ab2KSFc7 convert rfc822-to-8bit (ORCPT ); Mon, 19 Nov 2012 00:32:59 -0500 X-Originating-IP: 217.70.178.135 X-Originating-IP: 50.43.39.152 From: Josh Triplett To: Linus Torvalds , Peter Zijlstra , Paul Mackerras , Ingo Molnar , Arnaldo Carvalho de Melo , Thomas Gleixner , "H. Peter Anvin" , x86@kernel.org, linux-kernel@vger.kernel.org Cc: Josh Triplett Subject: [PATCH 51/58] x86: perf: Add prototype for arch_perf_update_userpage Date: Sun, 18 Nov 2012 21:28:30 -0800 Message-Id: <1353302917-13995-52-git-send-email-josh@joshtriplett.org> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1353302917-13995-1-git-send-email-josh@joshtriplett.org> References: <1353302917-13995-1-git-send-email-josh@joshtriplett.org> 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 arch/x86/kernel/cpu/perf_event.c defines a function arch_perf_update_userpage, overriding a __weak stub for that function defined in kernel/events/core.c. Nothing currently prototypes that function. Add a prototype right before the definition, to satisfy gcc (-Wmissing-prototypes) and Sparse (-Wdecl). arch/x86/kernel/cpu/perf_event.c:1692:6: warning: no previous prototype for ‘arch_perf_update_userpage’ [-Wmissing-prototypes] Signed-off-by: Josh Triplett --- arch/x86/kernel/cpu/perf_event.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/x86/kernel/cpu/perf_event.c b/arch/x86/kernel/cpu/perf_event.c index 4a3374e..2d070cb 100644 --- a/arch/x86/kernel/cpu/perf_event.c +++ b/arch/x86/kernel/cpu/perf_event.c @@ -1689,6 +1689,8 @@ static struct pmu pmu = { .flush_branch_stack = x86_pmu_flush_branch_stack, }; +void arch_perf_update_userpage(struct perf_event_mmap_page *userpg, u64 now); + void arch_perf_update_userpage(struct perf_event_mmap_page *userpg, u64 now) { userpg->cap_usr_time = 0; -- 1.7.10.4