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 B44C4C433F5 for ; Wed, 2 Mar 2022 15:49:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240866AbiCBPtn (ORCPT ); Wed, 2 Mar 2022 10:49:43 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53358 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240947AbiCBPtT (ORCPT ); Wed, 2 Mar 2022 10:49:19 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C20172AE2C for ; Wed, 2 Mar 2022 07:48:34 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 7112EB81F2D for ; Wed, 2 Mar 2022 15:48:33 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id E5583C340F9; Wed, 2 Mar 2022 15:48:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1646236112; bh=sghz13J/8bJAY7L5jSCMCXvKJR3AKRsJVjaLCKwNr+s=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=qOf5HNzu1268TOts63/QhT6/WYeL1qBrOajum/6T8DLGBuwyrJrDT6yIW3H/ChBxJ ry6brVwSWJ+Cf6OUqEuXyxDzyB5pvAJ0/WcpfsyLdTjEnzHykYONVFvnrY36FRLFPH FoyI6Pt/dB7m6wzpHu6v8zZk/WCSCqDC/EKbF0NeJ4RxrBfA1JAyNl1BXJZblkQQMc dotLufc4/OAcdcdRTyyy3jIl0+bN5v8zVDaJiiUjqoZix27oIezjM4oj1HURcz932R n+yyRgRn61FeGycIXj8Q1Zb/zyw0+jaBhC6zY9Ij+72W8a056lFzdNw5kAWZSF9NYH smDARTytc7zYQ== From: Frederic Weisbecker To: LKML Cc: Frederic Weisbecker , Peter Zijlstra , Phil Auld , Alex Belits , Nicolas Saenz Julienne , Xiongfeng Wang , Neeraj Upadhyay , Thomas Gleixner , Yu Liao , Boqun Feng , "Paul E . McKenney" , Marcelo Tosatti , Paul Gortmaker , Uladzislau Rezki , Joel Fernandes Subject: [PATCH 04/19] context_tracking: Rename context_tracking_cpu_set() to context_tracking_cpu_track_user() Date: Wed, 2 Mar 2022 16:47:55 +0100 Message-Id: <20220302154810.42308-5-frederic@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220302154810.42308-1-frederic@kernel.org> References: <20220302154810.42308-1-frederic@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org context_tracking_cpu_set() is called in order to tell a CPU to track user/kernel transitions. Since context tracking is going to expand in to also track transitions from/to idle/IRQ/NMIs, the scope of this function name becomes too broad and needs to be made more specific. Signed-off-by: Frederic Weisbecker Cc: Paul E. McKenney Cc: Peter Zijlstra Cc: Thomas Gleixner Cc: Neeraj Upadhyay Cc: Uladzislau Rezki Cc: Joel Fernandes Cc: Boqun Feng Cc: Nicolas Saenz Julienne Cc: Marcelo Tosatti Cc: Xiongfeng Wang Cc: Yu Liao Cc: Phil Auld Cc: Paul Gortmaker Cc: Alex Belits --- include/linux/context_tracking.h | 2 +- kernel/context_tracking.c | 4 ++-- kernel/time/tick-sched.c | 2 +- 3 files changed, 4 insertions(+), 4 deletions(-) diff --git a/include/linux/context_tracking.h b/include/linux/context_tracking.h index 7a5f04ae1758..40badd62ad56 100644 --- a/include/linux/context_tracking.h +++ b/include/linux/context_tracking.h @@ -11,7 +11,7 @@ #ifdef CONFIG_CONTEXT_TRACKING -extern void context_tracking_cpu_set(int cpu); +extern void context_tracking_cpu_track_user(int cpu); /* Called with interrupts disabled. */ extern void __ct_user_enter(enum ctx_state state); diff --git a/kernel/context_tracking.c b/kernel/context_tracking.c index e8e58c10f135..7b6643d2075d 100644 --- a/kernel/context_tracking.c +++ b/kernel/context_tracking.c @@ -198,7 +198,7 @@ void user_exit_callable(void) } NOKPROBE_SYMBOL(user_exit_callable); -void __init context_tracking_cpu_set(int cpu) +void __init context_tracking_cpu_track_user(int cpu) { static __initdata bool initialized = false; @@ -228,6 +228,6 @@ void __init context_tracking_init(void) int cpu; for_each_possible_cpu(cpu) - context_tracking_cpu_set(cpu); + context_tracking_cpu_track_user(cpu); } #endif diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c index 2d76c91b85de..794410da3ee1 100644 --- a/kernel/time/tick-sched.c +++ b/kernel/time/tick-sched.c @@ -571,7 +571,7 @@ void __init tick_nohz_init(void) } for_each_cpu(cpu, tick_nohz_full_mask) - context_tracking_cpu_set(cpu); + context_tracking_cpu_track_user(cpu); ret = cpuhp_setup_state_nocalls(CPUHP_AP_ONLINE_DYN, "kernel/nohz:predown", NULL, -- 2.25.1