From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753600AbdHKQiS (ORCPT ); Fri, 11 Aug 2017 12:38:18 -0400 Received: from mail-qt0-f195.google.com ([209.85.216.195]:36211 "EHLO mail-qt0-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752939AbdHKQiO (ORCPT ); Fri, 11 Aug 2017 12:38:14 -0400 From: Tejun Heo To: lizefan@huawei.com, hannes@cmpxchg.org, peterz@infradead.org, mingo@redhat.com, longman@redhat.com Cc: cgroups@vger.kernel.org, linux-kernel@vger.kernel.org, kernel-team@fb.com, pjt@google.com, luto@amacapital.net, efault@gmx.de, torvalds@linux-foundation.org, guro@fb.com, Tejun Heo Subject: [PATCH 1/3] sched/cputime: Expose cputime_adjust() Date: Fri, 11 Aug 2017 09:37:52 -0700 Message-Id: <20170811163754.3939102-2-tj@kernel.org> X-Mailer: git-send-email 2.9.3 In-Reply-To: <20170811163754.3939102-1-tj@kernel.org> References: <20170811163754.3939102-1-tj@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Will be used by basic cgroup resource stat reporting later. Signed-off-by: Tejun Heo Cc: Ingo Molnar Cc: Peter Zijlstra Cc: Li Zefan Cc: Johannes Weiner --- include/linux/sched/cputime.h | 3 ++- kernel/sched/cputime.c | 5 ++--- 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/include/linux/sched/cputime.h b/include/linux/sched/cputime.h index 4c5b973..9251044 100644 --- a/include/linux/sched/cputime.h +++ b/include/linux/sched/cputime.h @@ -53,7 +53,8 @@ static inline void task_cputime_scaled(struct task_struct *t, extern void task_cputime_adjusted(struct task_struct *p, u64 *ut, u64 *st); extern void thread_group_cputime_adjusted(struct task_struct *p, u64 *ut, u64 *st); - +extern void cputime_adjust(struct task_cputime *curr, struct prev_cputime *prev, + u64 *ut, u64 *st); /* * Thread group CPU time accounting. diff --git a/kernel/sched/cputime.c b/kernel/sched/cputime.c index 6e3ea4a..3a8bfcc 100644 --- a/kernel/sched/cputime.c +++ b/kernel/sched/cputime.c @@ -585,9 +585,8 @@ static u64 scale_stime(u64 stime, u64 rtime, u64 total) * * Assuming that rtime_i+1 >= rtime_i. */ -static void cputime_adjust(struct task_cputime *curr, - struct prev_cputime *prev, - u64 *ut, u64 *st) +void cputime_adjust(struct task_cputime *curr, struct prev_cputime *prev, + u64 *ut, u64 *st) { u64 rtime, stime, utime; unsigned long flags; -- 2.9.3