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McKenney" To: linux-kernel@vger.kernel.org Cc: 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, kernel-team@android.com Subject: [PATCH tip/core/rcu 0/20] Documentation updates for v4.21/v5.0 Reply-To: paulmck@linux.ibm.com MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.21 (2010-09-15) X-TM-AS-GCONF: 00 x-cbid: 18111119-0040-0000-0000-000004908941 X-IBM-SpamModules-Scores: X-IBM-SpamModules-Versions: BY=3.00010028; HX=3.00000242; KW=3.00000007; PH=3.00000004; SC=3.00000270; SDB=6.01116023; UDB=6.00577119; IPR=6.00896124; MB=3.00024114; MTD=3.00000008; XFM=3.00000015; UTC=2018-11-11 19:56:22 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 18111119-0041-0000-0000-0000089991F1 Message-Id: <20181111195619.GA6958@linux.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2018-11-11_13:,, signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=1 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1807170000 definitions=main-1811110190 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello! This series provides documentation updates: 1. Set down forward-progress requirements. 2. Clarify RCU data-structure comment about rcu_tree fanout, courtesy of Joel Fernandes. 3. Remove rcu_preempt_state reference in stallwarn, courtesy of Joel Fernandes. 4. Update information about resched_cpu, courtesy of Joel Fernandes. 5. Remove rcu_dynticks from Data-Structures, courtesy of Joel Fernandes. 6. Update Data-Structures for RCU flavor consolidation, courtesy of Joel Fernandes. 7. Better clarify the rcu_segcblist ->len field, courtesy of Joel Fernandes. 8. Update description of gp_seq fields in rcu_data, courtesy of Joel Fernandes. 9. Document rcutorture forward-progress test kernel parameters. 10. Update core and full API in whatisRCU, courtesy of Joel Fernandes. 11. Add more rationale for using rcu_read_lock_sched() in checklist, courtesy of Joel Fernandes. 12. Remove obsolete suggestion from checklist, courtesy of Joel Fernandes. 13. Remove obsolete checklist item about synchronize_rcu() usage, courtesy of Joel Fernandes. 14. Encourage use of rcu_barrier in checklist, courtesy of Joel Fernandes. 15. Make reader aware of rcu_dereference_protected(), courtesy of Joel Fernandes. 16. Remove obsolete (non-)requirement about disabling preemption, courtesy of Joel Fernandes. 17. Make listing in RCU perf/scale requirements use rcu_assign_pointer(), courtesy of Joel Fernandes. 18. RCU scheduler spinlock rcu_read_unlock() restriction remains. 19. Correct the parameter in stallwarn, courtesy of Joel Fernandes. 20. Fix "struction" typo in RCU memory-ordering documentation, courtesy of Joel Fernandes. Thanx, Paul ------------------------------------------------------------------------ Documentation/RCU/Design/Data-Structures/BigTreeClassicRCUBH.svg | 499 ----- Documentation/RCU/Design/Data-Structures/BigTreeClassicRCUBHdyntick.svg | 695 -------- Documentation/RCU/Design/Data-Structures/BigTreePreemptRCUBHdyntick.svg | 741 -------- b/Documentation/RCU/Design/Data-Structures/BigTreePreemptRCUBHdyntickCB.svg | 834 +++------- b/Documentation/RCU/Design/Data-Structures/Data-Structures.html | 177 -- b/Documentation/RCU/Design/Data-Structures/blkd_task.svg | 676 ++------ b/Documentation/RCU/Design/Expedited-Grace-Periods/Expedited-Grace-Periods.html | 6 b/Documentation/RCU/Design/Memory-Ordering/Tree-RCU-Memory-Ordering.html | 2 b/Documentation/RCU/Design/Requirements/Requirements.html | 206 +- b/Documentation/RCU/checklist.txt | 49 b/Documentation/RCU/stallwarn.txt | 7 b/Documentation/RCU/whatisRCU.txt | 70 b/Documentation/admin-guide/kernel-parameters.txt | 17 13 files changed, 823 insertions(+), 3156 deletions(-)