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=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 6C32BC2BA19 for ; Wed, 15 Apr 2020 18:21:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4706420787 for ; Wed, 15 Apr 2020 18:21:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1586974883; bh=Rk2CxUrPJzLDOVHfjzdHQBbJbX/efNGj6HmojnwnvTI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=CWz7g8R0NYFcuoLFf3WpFKu0vWLEqadU/KWlT4hMlwFbQVdXZmLIDykoWIJxfipHg rvGI90W8tL/0ASYDit3yZx/2ZC4L5vfJcKSPpptiLDFHGWgillWzzDovBtb4aZV+zD kWG3dnwiP476SQ9cgeczfXc+oT9tsSMq1hzIdE9w= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1416572AbgDOSVS (ORCPT ); Wed, 15 Apr 2020 14:21:18 -0400 Received: from mail.kernel.org ([198.145.29.99]:37286 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2441399AbgDOST4 (ORCPT ); Wed, 15 Apr 2020 14:19:56 -0400 Received: from paulmck-ThinkPad-P72.home (50-39-105-78.bvtn.or.frontiernet.net [50.39.105.78]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 477B021D90; Wed, 15 Apr 2020 18:19:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1586974795; bh=Rk2CxUrPJzLDOVHfjzdHQBbJbX/efNGj6HmojnwnvTI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=K6KnPy0zvKxzEFV1O9gO15U0bi2LaHh/E1cCq8ngDsV70l6UeiRj0dPhJq1evqCZx UQz2McGoYMp9iSIBijGPerJXHCwShaIyevhMwVTFR3mt1UGnTgoU5DHBDpiNPU6ua3 bD7ffTwVmTIyiqqZLj2rUsEqY0X+QMjOsT2E0HZ0= From: paulmck@kernel.org To: rcu@vger.kernel.org Cc: linux-kernel@vger.kernel.org, kernel-team@fb.com, mingo@kernel.org, jiangshanlai@gmail.com, dipankar@in.ibm.com, akpm@linux-foundation.org, mathieu.desnoyers@efficios.com, josh@joshtriplett.org, tglx@linutronix.de, peterz@infradead.org, rostedt@goodmis.org, dhowells@redhat.com, edumazet@google.com, fweisbec@gmail.com, oleg@redhat.com, joel@joelfernandes.org, "Paul E. McKenney" Subject: [PATCH v4 tip/core/rcu 34/38] rcutorture: Add TRACE02 scenario enabling RCU Tasks Trace IPIs Date: Wed, 15 Apr 2020 11:19:37 -0700 Message-Id: <20200415181941.11653-34-paulmck@kernel.org> X-Mailer: git-send-email 2.9.5 In-Reply-To: <20200415181856.GA11037@paulmck-ThinkPad-P72> References: <20200415181856.GA11037@paulmck-ThinkPad-P72> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: "Paul E. McKenney" This commit adds a TRACE02 scenario which enables preemption and RCU Tasks Trace IPIs, more specifically, disabling heavyweight readers. Signed-off-by: Paul E. McKenney --- tools/testing/selftests/rcutorture/configs/rcu/CFLIST | 1 + tools/testing/selftests/rcutorture/configs/rcu/TRACE01 | 1 + tools/testing/selftests/rcutorture/configs/rcu/TRACE02 | 11 +++++++++++ tools/testing/selftests/rcutorture/configs/rcu/TRACE02.boot | 1 + 4 files changed, 14 insertions(+) create mode 100644 tools/testing/selftests/rcutorture/configs/rcu/TRACE02 create mode 100644 tools/testing/selftests/rcutorture/configs/rcu/TRACE02.boot diff --git a/tools/testing/selftests/rcutorture/configs/rcu/CFLIST b/tools/testing/selftests/rcutorture/configs/rcu/CFLIST index dfb1817..f2b20db 100644 --- a/tools/testing/selftests/rcutorture/configs/rcu/CFLIST +++ b/tools/testing/selftests/rcutorture/configs/rcu/CFLIST @@ -16,3 +16,4 @@ TASKS02 TASKS03 RUDE01 TRACE01 +TRACE02 diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TRACE01 b/tools/testing/selftests/rcutorture/configs/rcu/TRACE01 index 078e2c1..12e7661 100644 --- a/tools/testing/selftests/rcutorture/configs/rcu/TRACE01 +++ b/tools/testing/selftests/rcutorture/configs/rcu/TRACE01 @@ -7,4 +7,5 @@ CONFIG_PREEMPT=n CONFIG_DEBUG_LOCK_ALLOC=y CONFIG_PROVE_LOCKING=y #CHECK#CONFIG_PROVE_RCU=y +CONFIG_TASKS_TRACE_RCU_READ_MB=y CONFIG_RCU_EXPERT=y diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TRACE02 b/tools/testing/selftests/rcutorture/configs/rcu/TRACE02 new file mode 100644 index 0000000..b69ed66 --- /dev/null +++ b/tools/testing/selftests/rcutorture/configs/rcu/TRACE02 @@ -0,0 +1,11 @@ +CONFIG_SMP=y +CONFIG_NR_CPUS=4 +CONFIG_HOTPLUG_CPU=y +CONFIG_PREEMPT_NONE=n +CONFIG_PREEMPT_VOLUNTARY=n +CONFIG_PREEMPT=y +CONFIG_DEBUG_LOCK_ALLOC=n +CONFIG_PROVE_LOCKING=n +#CHECK#CONFIG_PROVE_RCU=n +CONFIG_TASKS_TRACE_RCU_READ_MB=n +CONFIG_RCU_EXPERT=y diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TRACE02.boot b/tools/testing/selftests/rcutorture/configs/rcu/TRACE02.boot new file mode 100644 index 0000000..9675ad6 --- /dev/null +++ b/tools/testing/selftests/rcutorture/configs/rcu/TRACE02.boot @@ -0,0 +1 @@ +rcutorture.torture_type=tasks-tracing -- 2.9.5