From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751508AbdJWUpQ (ORCPT ); Mon, 23 Oct 2017 16:45:16 -0400 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:35625 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1750835AbdJWUpK (ORCPT ); Mon, 23 Oct 2017 16:45:10 -0400 Date: Mon, 23 Oct 2017 13:45:02 -0700 From: "Paul E. McKenney" To: mingo@kernel.org Cc: stern@rowland.harvard.edu, scottt@scottt.tw, gpiccoli@linux.vnet.ibm.com, neeraju@codeaurora.org, bigeasy@linutronix.de, linux-kernel@vger.kernel.org Subject: Re: [GIT PULL rcu/next] RCU commits for 4.15 Reply-To: paulmck@linux.vnet.ibm.com References: <20171023182045.GA1291@linux.vnet.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20171023182045.GA1291@linux.vnet.ibm.com> User-Agent: Mutt/1.5.21 (2010-09-15) X-TM-AS-GCONF: 00 x-cbid: 17102320-0056-0000-0000-000003DDC91C X-IBM-SpamModules-Scores: X-IBM-SpamModules-Versions: BY=3.00007941; HX=3.00000241; KW=3.00000007; PH=3.00000004; SC=3.00000239; SDB=6.00935446; UDB=6.00471295; IPR=6.00715713; BA=6.00005656; NDR=6.00000001; ZLA=6.00000005; ZF=6.00000009; ZB=6.00000000; ZP=6.00000000; ZH=6.00000000; ZU=6.00000002; MB=3.00017676; XFM=3.00000015; UTC=2017-10-23 20:45:07 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 17102320-0057-0000-0000-00000814D3F4 Message-Id: <20171023204502.GA2776@linux.vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:,, definitions=2017-10-23_11:,, signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 suspectscore=1 malwarescore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1707230000 definitions=main-1710230290 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, Ingo, [ Resend, this time remembering to CC LKML. ] This pull request contains the following changes: 1. Documentation updates. lkml.kernel.org/r/20171004212051.GA8411@linux.vnet.ibm.com (But note that a number of these commits were redirected to v4.14 on the request of Randy Dunlap and Jon Corbet.) 2. Miscellaneous fixes. lkml.kernel.org/r/20171004212915.GA10089@linux.vnet.ibm.com 3. RCU CPU stall-warning updates. lkml.kernel.org/r/20171004215006.GA12792@linux.vnet.ibm.com 4. Torture-test updates. lkml.kernel.org/r/20171004215609.GA14782@linux.vnet.ibm.com All of these commits have been exposed to 0day Test Robot and -next testing, and are available in the git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git for-mingo for you to fetch changes up to ad4e25a3a1a5a95b334242d908e26f1249db83e0: Merge branches 'doc.2017.10.20a', 'fixes.2017.10.19a', 'stall.2017.10.09a' and 'torture.2017.10.09a' into HEAD (2017-10-20 11:11:15 -0700) ---------------------------------------------------------------- Alan Stern (1): memory-barriers: Rework multicopy-atomicity section Guilherme G. Piccoli (1): doc: Rewrite confusing statement about memory barriers Neeraj Upadhyay (1): rcu: Fix up pending cbs check in rcu_prepare_for_idle Paul E. McKenney (19): documentation: RCU grace-period memory ordering guarantees documentation: Long-running irq handlers can stall RCU grace periods documentation: Slow systems can stall RCU grace periods documentation: Update RCU CPU stall warning messages memory-barriers: Replace uses of "transitive" rcu: Create call_rcu_tasks() kthread at boot time irq_work: Map irq_work_on_queue() to irq_work_on() in !SMP sched: Make resched_cpu() unconditional sched,rcu: Make cond_resched() provide RCU quiescent state rcu: Make RCU CPU stall warnings check for irq-disabled CPUs rcu: Turn off tracing before dumping trace rcu: Suppress RCU CPU stall warnings while dumping trace rcutorture: Add interrupt-disable capability to stall-warning tests rcutorture: Dump writer stack if stalled torture: Provide TMPDIR environment variable to specify tmpdir rcu: Suppress lockdep false-positive ->boost_mtx complaints rcu: Add extended-quiescent-state testing advice srcu: Add parameters to SRCU docbook comments Merge branches 'doc.2017.10.20a', 'fixes.2017.10.19a', 'stall.2017.10.09a' and 'torture.2017.10.09a' into HEAD Scott Tsai (1): memory-barriers.txt: Fix typo in pairing example Sebastian Andrzej Siewior (2): rcu: Do not include rtmutex_common.h unconditionally rcu/segcblist: Include rcupdate.h .../Design/Memory-Ordering/Tree-RCU-Diagram.html | 9 + .../Memory-Ordering/Tree-RCU-Memory-Ordering.html | 707 +++ .../TreeRCU-callback-invocation.svg | 486 ++ .../Memory-Ordering/TreeRCU-callback-registry.svg | 655 +++ .../RCU/Design/Memory-Ordering/TreeRCU-dyntick.svg | 700 +++ .../Design/Memory-Ordering/TreeRCU-gp-cleanup.svg | 1126 +++++ .../RCU/Design/Memory-Ordering/TreeRCU-gp-fqs.svg | 1309 +++++ .../Design/Memory-Ordering/TreeRCU-gp-init-1.svg | 656 +++ .../Design/Memory-Ordering/TreeRCU-gp-init-2.svg | 656 +++ .../Design/Memory-Ordering/TreeRCU-gp-init-3.svg | 632 +++ .../RCU/Design/Memory-Ordering/TreeRCU-gp.svg | 5135 ++++++++++++++++++++ .../RCU/Design/Memory-Ordering/TreeRCU-hotplug.svg | 775 +++ .../RCU/Design/Memory-Ordering/TreeRCU-qs.svg | 1095 +++++ .../RCU/Design/Memory-Ordering/rcu_node-lock.svg | 229 + Documentation/RCU/stallwarn.txt | 200 +- Documentation/admin-guide/kernel-parameters.txt | 3 + Documentation/memory-barriers.txt | 197 +- include/linux/irq_work.h | 3 - include/linux/srcu.h | 1 + kernel/irq_work.c | 9 +- kernel/rcu/rcu.h | 21 +- kernel/rcu/rcu_segcblist.c | 1 + kernel/rcu/rcutorture.c | 24 +- kernel/rcu/srcutree.c | 2 +- kernel/rcu/tree.c | 159 +- kernel/rcu/tree.h | 5 + kernel/rcu/tree_plugin.h | 14 +- kernel/rcu/update.c | 25 +- kernel/sched/core.c | 5 +- .../selftests/rcutorture/bin/config_override.sh | 2 +- .../selftests/rcutorture/bin/configcheck.sh | 2 +- .../testing/selftests/rcutorture/bin/configinit.sh | 2 +- .../testing/selftests/rcutorture/bin/kvm-build.sh | 2 +- .../selftests/rcutorture/bin/kvm-test-1-run.sh | 2 +- tools/testing/selftests/rcutorture/bin/kvm.sh | 4 +- .../selftests/rcutorture/bin/parse-build.sh | 2 +- .../selftests/rcutorture/bin/parse-torture.sh | 2 +- 37 files changed, 14600 insertions(+), 257 deletions(-) create mode 100644 Documentation/RCU/Design/Memory-Ordering/Tree-RCU-Diagram.html create mode 100644 Documentation/RCU/Design/Memory-Ordering/Tree-RCU-Memory-Ordering.html create mode 100644 Documentation/RCU/Design/Memory-Ordering/TreeRCU-callback-invocation.svg create mode 100644 Documentation/RCU/Design/Memory-Ordering/TreeRCU-callback-registry.svg create mode 100644 Documentation/RCU/Design/Memory-Ordering/TreeRCU-dyntick.svg create mode 100644 Documentation/RCU/Design/Memory-Ordering/TreeRCU-gp-cleanup.svg create mode 100644 Documentation/RCU/Design/Memory-Ordering/TreeRCU-gp-fqs.svg create mode 100644 Documentation/RCU/Design/Memory-Ordering/TreeRCU-gp-init-1.svg create mode 100644 Documentation/RCU/Design/Memory-Ordering/TreeRCU-gp-init-2.svg create mode 100644 Documentation/RCU/Design/Memory-Ordering/TreeRCU-gp-init-3.svg create mode 100644 Documentation/RCU/Design/Memory-Ordering/TreeRCU-gp.svg create mode 100644 Documentation/RCU/Design/Memory-Ordering/TreeRCU-hotplug.svg create mode 100644 Documentation/RCU/Design/Memory-Ordering/TreeRCU-qs.svg create mode 100644 Documentation/RCU/Design/Memory-Ordering/rcu_node-lock.svg