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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id B0472C433F5 for ; Wed, 13 Apr 2022 13:31:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235770AbiDMNd2 (ORCPT ); Wed, 13 Apr 2022 09:33:28 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42104 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235761AbiDMNdZ (ORCPT ); Wed, 13 Apr 2022 09:33:25 -0400 Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DE1C45E765 for ; Wed, 13 Apr 2022 06:31:03 -0700 (PDT) Message-ID: <20220413133024.249118058@linutronix.de> DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1649856662; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: references:references; bh=69AEwFG9KN7E8YNtjZ/V9qyJTOeoNdNZpvhNkDaqw4I=; b=yFR2IECGpJx6Rv//CloyWMdYnZ0Mi5YoRty0BQ1EapXLz/eAGzU+JTDBe7AAjYYSvrc61B 3PH/NonMi5AMn3r+7EFc6tjzwYMDpS3n/iy8xsCTo3wAD1D7UicPUbGCMCn29+heCzsCzQ l58NVwEcXk0HYK4JcspGJf1oKJ/J9cwxghmG5rjWrX7NgbMSeW/X2uj4uTqfzewxdfc87Z UaShlNPbL6IeVPYFEzTxfjBrlRcQIcDe/nwq8baKAg20ZEJOw2D5zNzHpKGNkGiuGyxOHh tIiVfqgy/QKobe81FEPFScwJY0VCor4EYqjWLTcOnI/Tfw2WF5L9ZKUHiU8jdg== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1649856662; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: references:references; bh=69AEwFG9KN7E8YNtjZ/V9qyJTOeoNdNZpvhNkDaqw4I=; b=Q+0vE2QoWFyjrJI/oLw/Gdo3nulfE9wFqeV5eNh5ZpuysHpDNZN3u3RPWQi2aUAByRgxS+ UEs9y1hmYmamMUDQ== From: Thomas Gleixner To: LKML Cc: Christoph Hellwig , Peter Zijlstra , Sebastian Andrzej Siewior , kernel test robot Subject: [patch V5 1/3] sched: Fix missing prototype warnings References: <20220413132836.099363044@linutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Date: Wed, 13 Apr 2022 15:31:02 +0200 (CEST) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org A W=1 build emits more than a dozen missing prototype warnings related to scheduler and scheduler specific includes. Reported-by: kernel test robot Signed-off-by: Thomas Gleixner --- V5: New patch --- include/linux/sched.h | 2 ++ kernel/sched/build_policy.c | 2 ++ kernel/sched/build_utility.c | 1 + kernel/sched/core.c | 3 +++ kernel/sched/deadline.c | 2 -- kernel/sched/fair.c | 1 + kernel/sched/sched.h | 8 ++------ kernel/sched/smp.h | 6 ++++++ kernel/stop_machine.c | 2 -- 9 files changed, 17 insertions(+), 10 deletions(-) --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -2361,4 +2361,6 @@ static inline void sched_core_free(struc static inline void sched_core_fork(struct task_struct *p) { } #endif +extern void sched_set_stop_task(int cpu, struct task_struct *stop); + #endif --- a/kernel/sched/build_policy.c +++ b/kernel/sched/build_policy.c @@ -15,6 +15,7 @@ /* Headers: */ #include #include +#include #include #include @@ -31,6 +32,7 @@ #include #include "sched.h" +#include "smp.h" #include "autogroup.h" #include "stats.h" --- a/kernel/sched/build_utility.c +++ b/kernel/sched/build_utility.c @@ -14,6 +14,7 @@ #include #include #include +#include #include #include #include --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -26,7 +26,10 @@ #include #include #include +#include #include +#include +#include #include #include #include --- a/kernel/sched/deadline.c +++ b/kernel/sched/deadline.c @@ -1220,8 +1220,6 @@ int dl_runtime_exceeded(struct sched_dl_ return (dl_se->runtime <= 0); } -extern bool sched_rt_bandwidth_account(struct rt_rq *rt_rq); - /* * This function implements the GRUB accounting rule: * according to the GRUB reclaiming algorithm, the runtime is --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -36,6 +36,7 @@ #include #include #include +#include #include #include --- a/kernel/sched/sched.h +++ b/kernel/sched/sched.h @@ -1827,12 +1827,7 @@ static inline void dirty_sched_domain_sy #endif extern int sched_update_scaling(void); - -extern void flush_smp_call_function_from_idle(void); - -#else /* !CONFIG_SMP: */ -static inline void flush_smp_call_function_from_idle(void) { } -#endif +#endif /* CONFIG_SMP */ #include "stats.h" @@ -2309,6 +2304,7 @@ extern void resched_cpu(int cpu); extern struct rt_bandwidth def_rt_bandwidth; extern void init_rt_bandwidth(struct rt_bandwidth *rt_b, u64 period, u64 runtime); +extern bool sched_rt_bandwidth_account(struct rt_rq *rt_rq); extern void init_dl_bandwidth(struct dl_bandwidth *dl_b, u64 period, u64 runtime); extern void init_dl_task_timer(struct sched_dl_entity *dl_se); --- a/kernel/sched/smp.h +++ b/kernel/sched/smp.h @@ -7,3 +7,9 @@ extern void sched_ttwu_pending(void *arg); extern void send_call_function_single_ipi(int cpu); + +#ifdef CONFIG_SMP +extern void flush_smp_call_function_from_idle(void); +#else +static inline void flush_smp_call_function_from_idle(void) { } +#endif --- a/kernel/stop_machine.c +++ b/kernel/stop_machine.c @@ -535,8 +535,6 @@ void stop_machine_park(int cpu) kthread_park(stopper->thread); } -extern void sched_set_stop_task(int cpu, struct task_struct *stop); - static void cpu_stop_create(unsigned int cpu) { sched_set_stop_task(cpu, per_cpu(cpu_stopper.thread, cpu));