From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753613Ab2H1WFG (ORCPT ); Tue, 28 Aug 2012 18:05:06 -0400 Received: from mail-iy0-f174.google.com ([209.85.210.174]:54398 "EHLO mail-iy0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753395Ab2H1WFB (ORCPT ); Tue, 28 Aug 2012 18:05:01 -0400 MIME-Version: 1.0 From: Irina Tirdea Date: Wed, 29 Aug 2012 01:04:40 +0300 Message-ID: Subject: [PATCH 10/13] perf tools: fix non-void function without return statement To: Steven Rostedt , Arnaldo Carvalho de Melo , Ingo Molnar Cc: LKML , Namhyung Kim , Peter Zijlstra , Frederic Weisbecker Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org thread_func in builtin-sched.c has an internal loop and never returns. The only return from this thread are BUG_ON calls in case return values are not 0. The compiler on Android complains that the function needs to return a non-void value. Adding the noreturn function attribute to fix this error. Error in Android: target C: perf <= builtin-sched.c hardware/intel/linu/tools/perf/builtin-sched.c: In function 'thread_func': hardware/intel/linux/tools/perf/builtin-sched.c:476: error: no return statement in function returning non-void Signed-off-by: Irina Tirdea --- tools/perf/builtin-sched.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c index 3d3cab46..da293b8 100644 --- a/tools/perf/builtin-sched.c +++ b/tools/perf/builtin-sched.c @@ -439,7 +439,7 @@ static u64 get_cpu_usage_nsec_self(int fd) return runtime; } -static void *thread_func(void *ctx) +static __attribute__ ((noreturn)) void *thread_func(void *ctx) { struct task_desc *this_task = ctx; u64 cpu_usage_0, cpu_usage_1; -- 1.7.9.5