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=-5.6 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 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 07842C55178 for ; Thu, 5 Nov 2020 23:47:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id AD82120759 for ; Thu, 5 Nov 2020 23:47:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1604620020; bh=dAAsNJAtOJcjJdz8p96+umIQ588n3Rkt7c8memcRouI=; h=Date:From:To:Cc:Subject:Reply-To:List-ID:From; b=aPNIOshfsQLePfVlaKwKESCoQDyTQC4mTGooSAKyYoV2rVlj4jTkLNFVIYCShgLFd Pmn+Ft4JA5E06T9GHYdX7oLRh79oDoa87p0ZrcSkDO2A8bIDnQDOlmPtAEo0lYLJVX 58NGA+KA6tYemSpy0hD+6rDXsxOCIROKxoAjlhKo= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732396AbgKEXq7 (ORCPT ); Thu, 5 Nov 2020 18:46:59 -0500 Received: from mail.kernel.org ([198.145.29.99]:45348 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726801AbgKEXq7 (ORCPT ); Thu, 5 Nov 2020 18:46:59 -0500 Received: from paulmck-ThinkPad-P72.home (50-39-104-11.bvtn.or.frontiernet.net [50.39.104.11]) (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 7A41C2073A; Thu, 5 Nov 2020 23:46:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1604620018; bh=dAAsNJAtOJcjJdz8p96+umIQ588n3Rkt7c8memcRouI=; h=Date:From:To:Cc:Subject:Reply-To:From; b=lDvnAMpT7r81yRcd0zZ23dGDpeokXM2fu2mzT4cu5GjpvW5n+FKXOgqLLDYdMFDr/ 5uxTRw1qatXmxNuAOSH7xr2rKcNkOA1qtAlxK0YpWhBEO5NJ2WWhdbIJ7Rt3mbLr7p VU2hjOwHbNko78xwM5zd3iZGodagKa7KwKnMIeEQ= Received: by paulmck-ThinkPad-P72.home (Postfix, from userid 1000) id 22B883522A76; Thu, 5 Nov 2020 15:46:58 -0800 (PST) Date: Thu, 5 Nov 2020 15:46:58 -0800 From: "Paul E. McKenney" To: rcu@vger.kernel.org Cc: linux-kernel@vger.kernel.org, kernel-team@fb.com, mingo@kernel.org, jiangshanlai@gmail.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 Subject: [PATCH tip/core/rcu 0/28] Torture-test updates for v5.11 Message-ID: <20201105234658.GA23142@paulmck-ThinkPad-P72> Reply-To: paulmck@kernel.org MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.9.4 (2018-02-28) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello! This series contains torture-test updates: 1. Bounds-check module parameters. 2. Don't kill gdb sessions. 3. Track time of last ->writeunlock(). 4. Periodically pause in stutter_wait(). 5. Make torture_stutter() use hrtimer. 6. Add an alternative IPI vector. 7. Add RCU Tasks Trace. 8. Avoid divide by zero. 9. Exclude "NOHZ tick-stop error" from fatal errors. 10. Prevent hangs for invalid arguments. 11. Prevent hangs for invalid arguments. 12. Adjust scenarios SRCU-t and SRCU-u to make kconfig happy. 13. Ignore nreaders_stress if no readlock support, courtesy of Hou Tao. 14. Prevent hangs for invalid arguments. 15. Prevent jitter processes from delaying failed run. 16. Prevent hangs for invalid arguments. 17. Force weak-hashed pointers on console log. 18. Make stutter_wait() caller restore priority. 19. Accept time units on kvm.sh --duration argument. 20. Small code cleanups. 21. Allow alternative forms of kvm.sh command-line arguments. 22. Add full-test stutter capability. 23. Invoke percpu_free_rwsem() to do percpu-rwsem cleanup, courtesy of Hou Tao. 24. Don't do need_resched() testing if ->sync is NULL. 25. Fix a typo in header file, courtesy of Samuel Hernandez. 26. Make kvm-check-branches.sh use --allcpus. 27. Fix a spelling error in a comment, courtesy of Bhaskar Chowdhury. 28. Fix BUG parsing of console.log, courtesy of Anna-Maria Behnsen. Thanx, Paul ------------------------------------------------------------------------ kernel/locking/locktorture.c | 36 +++++- kernel/rcu/rcuscale.c | 37 ++++++ kernel/rcu/rcutorture.c | 41 +++++-- kernel/rcu/refscale.c | 11 +- kernel/scftorture.c | 53 +++++++--- kernel/torture.c | 42 +++++-- tools/include/nolibc/nolibc.h | 4 tools/testing/selftests/rcutorture/bin/console-badness.sh | 3 tools/testing/selftests/rcutorture/bin/functions.sh | 1 tools/testing/selftests/rcutorture/bin/kvm-check-branches.sh | 5 tools/testing/selftests/rcutorture/bin/kvm-recheck-rcuscale.sh | 2 tools/testing/selftests/rcutorture/bin/kvm-test-1-run.sh | 19 +++ tools/testing/selftests/rcutorture/bin/kvm.sh | 29 ++++- tools/testing/selftests/rcutorture/bin/parse-console.sh | 2 tools/testing/selftests/rcutorture/configs/rcu/SRCU-t | 3 tools/testing/selftests/rcutorture/configs/rcu/SRCU-u | 3 tools/testing/selftests/rcutorture/configs/rcuscale/CFcommon | 3 tools/testing/selftests/rcutorture/configs/rcuscale/TRACE01 | 15 ++ tools/testing/selftests/rcutorture/configs/rcuscale/TRACE01.boot | 1 19 files changed, 246 insertions(+), 64 deletions(-)