From nobody Tue Apr 7 13:47:53 2026 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 4A17FECAAD4 for ; Sat, 27 Aug 2022 01:34:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234122AbiH0BeT (ORCPT ); Fri, 26 Aug 2022 21:34:19 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42978 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230220AbiH0BeQ (ORCPT ); Fri, 26 Aug 2022 21:34:16 -0400 Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8F950C8884 for ; Fri, 26 Aug 2022 18:34:15 -0700 (PDT) Received: from dggemv704-chm.china.huawei.com (unknown [172.30.72.54]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4MDzh76jLqznTl9; Sat, 27 Aug 2022 09:31:51 +0800 (CST) Received: from kwepemm600008.china.huawei.com (7.193.23.88) by dggemv704-chm.china.huawei.com (10.3.19.47) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Sat, 27 Aug 2022 09:34:13 +0800 Received: from huawei.com (10.175.100.227) by kwepemm600008.china.huawei.com (7.193.23.88) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Sat, 27 Aug 2022 09:34:12 +0800 From: Shang XiaoJing To: , , , , , , , , , , CC: Subject: [PATCH -next] sched/deadline: Move __dl_clear_params out of dl_bw lock Date: Sat, 27 Aug 2022 10:09:11 +0800 Message-ID: <20220827020911.30641-1-shangxiaojing@huawei.com> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 X-Originating-IP: [10.175.100.227] X-ClientProxiedBy: dggems702-chm.china.huawei.com (10.3.19.179) To kwepemm600008.china.huawei.com (7.193.23.88) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" As members in sched_dl_entity are independent with dl_bw, move __dl_clear_params out of dl_bw lock. Signed-off-by: Shang XiaoJing Reviewed-by: Daniel Bristot de Oliveira --- kernel/sched/deadline.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/sched/deadline.c b/kernel/sched/deadline.c index 58ca9aaa9c44..7b15885c8608 100644 --- a/kernel/sched/deadline.c +++ b/kernel/sched/deadline.c @@ -431,8 +431,8 @@ static void task_non_contending(struct task_struct *p) sub_rq_bw(&p->dl, &rq->dl); raw_spin_lock(&dl_b->lock); __dl_sub(dl_b, p->dl.dl_bw, dl_bw_cpus(task_cpu(p))); - __dl_clear_params(p); raw_spin_unlock(&dl_b->lock); + __dl_clear_params(p); } =20 return; --=20 2.17.1