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 X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, UNPARSEABLE_RELAY,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D4B23C33CAF for ; Thu, 16 Jan 2020 03:17:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A91BA222C3 for ; Thu, 16 Jan 2020 03:17:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729370AbgAPDRo (ORCPT ); Wed, 15 Jan 2020 22:17:44 -0500 Received: from out30-54.freemail.mail.aliyun.com ([115.124.30.54]:50951 "EHLO out30-54.freemail.mail.aliyun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726552AbgAPDRo (ORCPT ); Wed, 15 Jan 2020 22:17:44 -0500 X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R191e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=e01f04428;MF=alex.shi@linux.alibaba.com;NM=1;PH=DS;RN=9;SR=0;TI=SMTPD_---0TnrHyKa_1579144660; Received: from localhost(mailfrom:alex.shi@linux.alibaba.com fp:SMTPD_---0TnrHyKa_1579144660) by smtp.aliyun-inc.com(127.0.0.1); Thu, 16 Jan 2020 11:17:41 +0800 From: Alex Shi Cc: Ingo Molnar , Peter Zijlstra , Juri Lelli , Vincent Guittot , Dietmar Eggemann , Steven Rostedt , Ben Segall , Mel Gorman , linux-kernel@vger.kernel.org Subject: [PATCH] sched/cputime: remove irqtime_account_idle_ticks Date: Thu, 16 Jan 2020 11:17:30 +0800 Message-Id: <1579144650-161327-1-git-send-email-alex.shi@linux.alibaba.com> X-Mailer: git-send-email 1.8.3.1 To: unlisted-recipients:; (no To-header on input) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org irqtime_account_idle_ticks just add longer call path w/o enough meaning. We don't bother remove this function to simply code and reduce a bit object size of kernel. Signed-off-by: Alex Shi Cc: Ingo Molnar Cc: Peter Zijlstra Cc: Juri Lelli Cc: Vincent Guittot Cc: Dietmar Eggemann Cc: Steven Rostedt Cc: Ben Segall Cc: Mel Gorman Cc: linux-kernel@vger.kernel.org --- kernel/sched/cputime.c | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-) diff --git a/kernel/sched/cputime.c b/kernel/sched/cputime.c index cff3e656566d..17640d145e44 100644 --- a/kernel/sched/cputime.c +++ b/kernel/sched/cputime.c @@ -390,12 +390,7 @@ static void irqtime_account_process_tick(struct task_struct *p, int user_tick, } } -static void irqtime_account_idle_ticks(int ticks) -{ - irqtime_account_process_tick(current, 0, ticks); -} #else /* CONFIG_IRQ_TIME_ACCOUNTING */ -static inline void irqtime_account_idle_ticks(int ticks) { } static inline void irqtime_account_process_tick(struct task_struct *p, int user_tick, int nr_ticks) { } #endif /* CONFIG_IRQ_TIME_ACCOUNTING */ @@ -505,7 +500,7 @@ void account_idle_ticks(unsigned long ticks) u64 cputime, steal; if (sched_clock_irqtime) { - irqtime_account_idle_ticks(ticks); + irqtime_account_process_tick(current, 0, ticks); return; } -- 1.8.3.1