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=-9.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED, 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 188B5C04AAD for ; Sun, 5 May 2019 11:58:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E54622087F for ; Sun, 5 May 2019 11:58:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727819AbfEEL6i (ORCPT ); Sun, 5 May 2019 07:58:38 -0400 Received: from usa-sjc-mx-foss1.foss.arm.com ([217.140.101.70]:56850 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727710AbfEEL63 (ORCPT ); Sun, 5 May 2019 07:58:29 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 046DC168F; Sun, 5 May 2019 04:58:29 -0700 (PDT) Received: from e107158-lin.cambridge.arm.com (e107158-lin.cambridge.arm.com [10.1.194.71]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 7E4943F5C1; Sun, 5 May 2019 04:58:27 -0700 (PDT) From: Qais Yousef To: Peter Zijlstra , Ingo Molnar , Steven Rostedt Cc: linux-kernel@vger.kernel.org, Pavankumar Kondeti , Sebastian Andrzej Siewior , Uwe Kleine-Konig , Qais Yousef Subject: [PATCH 3/7] sched: fair.h: add a new cfs_rq_tg_path() Date: Sun, 5 May 2019 12:57:28 +0100 Message-Id: <20190505115732.9844-4-qais.yousef@arm.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190505115732.9844-1-qais.yousef@arm.com> References: <20190505115732.9844-1-qais.yousef@arm.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The new function will be used in later patches when introducing the new PELT tracepoints. Signed-off-by: Qais Yousef --- kernel/sched/fair.h | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/kernel/sched/fair.h b/kernel/sched/fair.h index 04c5c8c0e477..aa57e3cb2eaa 100644 --- a/kernel/sched/fair.h +++ b/kernel/sched/fair.h @@ -31,6 +31,18 @@ static inline struct cfs_rq *group_cfs_rq(struct sched_entity *grp) return grp->my_q; } +static inline void cfs_rq_tg_path(struct cfs_rq *cfs_rq, char *path, int len) +{ + int l = path ? len : 0; + + if (cfs_rq && task_group_is_autogroup(cfs_rq->tg)) + autogroup_path(cfs_rq->tg, path, l); + else if (cfs_rq && cfs_rq->tg->css.cgroup) + cgroup_path(cfs_rq->tg->css.cgroup, path, l); + else if (path) + strcpy(path, "(null)"); +} + static inline bool list_add_leaf_cfs_rq(struct cfs_rq *cfs_rq) { struct rq *rq = rq_of(cfs_rq); @@ -173,6 +185,12 @@ static inline struct cfs_rq *group_cfs_rq(struct sched_entity *grp) return NULL; } +static inline void cfs_rq_tg_path(struct cfs_rq *cfs_rq, char *path, int len) +{ + if (path) + strcpy(path, "(null)"); +} + static inline bool list_add_leaf_cfs_rq(struct cfs_rq *cfs_rq) { return true; -- 2.17.1