From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757894AbaD2PqX (ORCPT ); Tue, 29 Apr 2014 11:46:23 -0400 Received: from e37.co.us.ibm.com ([32.97.110.158]:48393 "EHLO e37.co.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751676AbaD2PqW (ORCPT ); Tue, 29 Apr 2014 11:46:22 -0400 Date: Tue, 29 Apr 2014 08:46:16 -0700 From: "Paul E. McKenney" To: Josh Triplett Cc: linux-kernel@vger.kernel.org, mingo@kernel.org, laijs@cn.fujitsu.com, dipankar@in.ibm.com, akpm@linux-foundation.org, mathieu.desnoyers@efficios.com, niv@us.ibm.com, tglx@linutronix.de, peterz@infradead.org, rostedt@goodmis.org, dhowells@redhat.com, edumazet@google.com, darren@dvhart.com, fweisbec@gmail.com, oleg@redhat.com, sbw@mit.edu Subject: Re: [PATCH tip/core/rcu 0/3] Miscellaneous fixes for 3.16 Message-ID: <20140429154616.GG8754@linux.vnet.ibm.com> Reply-To: paulmck@linux.vnet.ibm.com References: <20140428235600.GA12200@linux.vnet.ibm.com> <20140429032345.GA8793@thin> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20140429032345.GA8793@thin> User-Agent: Mutt/1.5.21 (2010-09-15) X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 14042915-7164-0000-0000-0000016381F8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Apr 28, 2014 at 08:23:45PM -0700, Josh Triplett wrote: > On Mon, Apr 28, 2014 at 04:56:00PM -0700, Paul E. McKenney wrote: > > Hello! > > > > This series provides miscellaneous fixes: > > > > 1. Apply ACCESS_ONCE() to unprotected ->gp_flags accesses. > > > > 2. Fix typo in comment, courtesy of Liu Ping Fan. > > > > 3. Make RCU CPU stall warnings print grace-period numbers in > > signed format to improve readability of stall-warning output. > > > > 4. Make cpu_needs_another_gp() take future grace-period needs > > into account. > > > > 5. Remove unused ->preemptible field from the rcu_data structure, > > courtesty of Iulia Manda. > > > > 6. Apply ACCESS_ONCE() to unprotected ->jiffies_stall accesses, > > courtesty of Iulia Manda. > > > > 7. Make callers responsible for grace-period kthread wakeup in > > order to avoid potential silent grace-period stalls. > > > > 8. Remove "extern" from RCU function declarations, courtesy of > > Iulia Manda. > > > > 9. Apply ACCESS_ONCE() to additional ->jiffies_stall accesses, > > courtesy of Himangi Saraogi. > > > > 10. Add event tracing to dyntick_save_progress_counter(), courtesy > > of Andreea-Cristina Bernat. > > > > 11. Make rcu_init_one() use nr_cpu_ids instead of NR_CPUS for > > data-structure setup limit check, courtesy of Himangi Saraogi. > > > > 12. Remove redundant kfree_call_rcu() definition by using the > > rcu_state pointer, courtesy of Andreea-Cristina Bernat. > > > > 13. Merge rcu_sched_force_quiescent_state() definition with > > rcu_force_quiescent_state() by using the rcu_state pointer, > > courtesy of Andreea-Cristina Bernat. > > > > 14. Document RCU_INIT_POINTER()'s lack of ordering guarantees. > > > > 15. Automatically bind RCU's grace-period kthreads to timekeeping > > CPU for NO_HZ_FULL builds. > > > > 16. Make large and small sysidle systems use equivalent state machine. > > > > 17. Remove duplicate resched_cpu() declaration, courtesy of > > Pranith Kumar. > > > > 18. Replace deprecated __this_cpu_ptr() uses with raw_cpu_ptr(), > > courtesy of Christoph Lameter. > > > > 19. Make softirq processing provide a quiescent state only once > > per full pass over all softirqs rather than once per action, > > courtesy of Eric Dumazet. > > For all 19: > Reviewed-by: Josh Triplett And thank you for these reviews as well, applied! Thanx, Paul