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=-3.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=no 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 86D8DC4360C for ; Fri, 4 Oct 2019 10:58:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 63B7A21D71 for ; Fri, 4 Oct 2019 10:58:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728812AbfJDK6B (ORCPT ); Fri, 4 Oct 2019 06:58:01 -0400 Received: from mx2.suse.de ([195.135.220.15]:55114 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1725730AbfJDK6B (ORCPT ); Fri, 4 Oct 2019 06:58:01 -0400 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id 4B278AB89; Fri, 4 Oct 2019 10:57:59 +0000 (UTC) From: =?UTF-8?q?Michal=20Koutn=C3=BD?= To: cgroups@vger.kernel.org Cc: Tejun Heo , linux-kernel@vger.kernel.org, Li Zefan , Johannes Weiner Subject: [PATCH 0/5] Optimize single thread migration Date: Fri, 4 Oct 2019 12:57:38 +0200 Message-Id: <20191004105743.363-1-mkoutny@suse.com> X-Mailer: git-send-email 2.21.0 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello. The important part is the patch 02 where the reasoning is. The rest is mostly auxiliar and split out into separate commits for better readability. The patches are based on v5.3. Michal Michal Koutný (5): cgroup: Update comments about task exit path cgroup: Optimize single thread migration selftests: cgroup: Simplify task self migration selftests: cgroup: Add task migration tests selftests: cgroup: Run test_core under interfering stress kernel/cgroup/cgroup-internal.h | 5 +- kernel/cgroup/cgroup-v1.c | 5 +- kernel/cgroup/cgroup.c | 68 ++++---- tools/testing/selftests/cgroup/Makefile | 4 +- tools/testing/selftests/cgroup/cgroup_util.c | 42 ++++- tools/testing/selftests/cgroup/cgroup_util.h | 6 +- tools/testing/selftests/cgroup/test_core.c | 146 ++++++++++++++++++ tools/testing/selftests/cgroup/test_freezer.c | 2 +- tools/testing/selftests/cgroup/test_stress.sh | 4 + tools/testing/selftests/cgroup/with_stress.sh | 101 ++++++++++++ 10 files changed, 342 insertions(+), 41 deletions(-) create mode 100755 tools/testing/selftests/cgroup/test_stress.sh create mode 100755 tools/testing/selftests/cgroup/with_stress.sh -- 2.21.0