From patchwork Fri May 8 12:35:44 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg Kroah-Hartman X-Patchwork-Id: 226223 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=-6.8 required=3.0 tests=DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, 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 BBF3AC47257 for ; Fri, 8 May 2020 12:52:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 945432495C for ; Fri, 8 May 2020 12:52:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1588942341; bh=0JdQPdHvUAwfNehrZPdJ0HV1zrRmpMt3IIEHaznFoDQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=mAJvAK/QkJDQ3dtElRvc+Je+3UA7Xkl1m8s27+iNt95Kd+zMZJO6A/txYtOSmJjNi hACTBbUpn7m1pA6GPj8FUo9AwdR398WfGAnYrc/mD64nrLDqD9W8uRHmi46D9nSw5L 6mgUngtMyxJWIhIctKu3Vv07vZ0SbQj/nUHYCUrg= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729945AbgEHMwU (ORCPT ); Fri, 8 May 2020 08:52:20 -0400 Received: from mail.kernel.org ([198.145.29.99]:33406 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729941AbgEHMwU (ORCPT ); Fri, 8 May 2020 08:52:20 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 4B2E924959; Fri, 8 May 2020 12:52:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1588942339; bh=0JdQPdHvUAwfNehrZPdJ0HV1zrRmpMt3IIEHaznFoDQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=GOIgViViyWd2V/yeI1BZdAdcK5G+LktczA8lcUG5LFx70Z1yN4WqQFSAg4yYL5ToP rVJ7qCA4lzPMrdybpSoyv9b9NpEypPHiifA7pEXkoI5twdi5l+c1UoT1wfOojl6/sC KDg7useG/F0mxhcViwuAcqCDWVm15GmVyEZD0TTc= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Jiri Slaby , Dmitry Yakunin , Konstantin Khlebnikov , "David S. Miller" Subject: [PATCH 4.19 31/32] cgroup, netclassid: remove double cond_resched Date: Fri, 8 May 2020 14:35:44 +0200 Message-Id: <20200508123039.570048930@linuxfoundation.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200508123034.886699170@linuxfoundation.org> References: <20200508123034.886699170@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Jiri Slaby commit 526f3d96b8f83b1b13d73bd0b5c79cc2c487ec8e upstream. Commit 018d26fcd12a ("cgroup, netclassid: periodically release file_lock on classid") added a second cond_resched to write_classid indirectly by update_classid_task. Remove the one in write_classid. Signed-off-by: Jiri Slaby Cc: Dmitry Yakunin Cc: Konstantin Khlebnikov Cc: David S. Miller Signed-off-by: David S. Miller Signed-off-by: Greg Kroah-Hartman --- net/core/netclassid_cgroup.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) --- a/net/core/netclassid_cgroup.c +++ b/net/core/netclassid_cgroup.c @@ -131,10 +131,8 @@ static int write_classid(struct cgroup_s cs->classid = (u32)value; css_task_iter_start(css, 0, &it); - while ((p = css_task_iter_next(&it))) { + while ((p = css_task_iter_next(&it))) update_classid_task(p, cs->classid); - cond_resched(); - } css_task_iter_end(&it); return 0;