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 B2F78E95A96 for ; Mon, 9 Oct 2023 12:23:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1376294AbjJIMXH (ORCPT ); Mon, 9 Oct 2023 08:23:07 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53168 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1376286AbjJIMXE (ORCPT ); Mon, 9 Oct 2023 08:23:04 -0400 Received: from out-199.mta0.migadu.com (out-199.mta0.migadu.com [IPv6:2001:41d0:1004:224b::c7]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6DDCDC6 for ; Mon, 9 Oct 2023 05:23:02 -0700 (PDT) X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1696854180; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=iwdeMq5QLqWQaEIDgzRtZ3AT4JmA1LYOUpcs8Cc0wKA=; b=BL6Hreobou9mTA5iSEyUBjYcJe/XzhePBNgXCf1oVPkA2q7g8NxrKyYhHzqzZZHUl53BEC 3M7wJ9o4ivJD/EZKCoCaIhYSlq7RByz3HB1+Fs0I2GV7eD8xV7OSoqS2ClYCNVodXSK4Ra hGFv+H59kY6nPSN3h1dIwhgCVHqmHTE= From: Yajun Deng To: mingo@redhat.com, peterz@infradead.org, juri.lelli@redhat.com, vincent.guittot@linaro.org, dietmar.eggemann@arm.com, rostedt@goodmis.org, bsegall@google.com, mgorman@suse.de, bristot@redhat.com, vschneid@redhat.com Cc: linux-kernel@vger.kernel.org, Yajun Deng Subject: [PATCH v7 0/3] sched/rt: Move sched_rt_entity::back to CONFIG_RT_GROUP_SCHED Date: Mon, 9 Oct 2023 20:22:41 +0800 Message-Id: <20231009122244.2394336-1-yajun.deng@linux.dev> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Migadu-Flow: FLOW_OUT Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The member back in struct sched_rt_entity only related to RT_GROUP_SCHED, it should not place out of RT_GROUP_SCHED, move back to RT_GROUP_SCHED. It will save a few bytes. The 1st patch is introduce for_each_sched_rt_entity_back() & use it, it no functional changes. The 2nd patch is init 'back' in init_tg_rt_entry, it remove the call to back when CONFIG_RT_GROUP_SCHED is disabled. The 3rd patch is move sched_rt_entity::back to under the CONFIG_RT_GROUP_SCHED block, it will save a few bytes. Yajun Deng (3): sched/rt: Introduce for_each_sched_rt_entity_back() & use it sched/rt: Init 'back' in init_tg_rt_entry sched/headers: Move sched_rt_entity::back to under the CONFIG_RT_GROUP_SCHED block include/linux/sched.h | 2 +- kernel/sched/rt.c | 17 ++++++++++++----- 2 files changed, 13 insertions(+), 6 deletions(-) -- 2.25.1