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* [PATCH tip/core/rcu 0/2] Callback-offloading changes for 3.17
@ 2014-07-07 22:48 Paul E. McKenney
  2014-07-11 13:35 ` [PATCH tip/core/rcu 1/2] rcu: Parallelize and economize NOCB kthread wakeups Paul E. McKenney
  0 siblings, 1 reply; 42+ messages in thread
From: Paul E. McKenney @ 2014-07-07 22:48 UTC (permalink / raw)
  To: linux-kernel
  Cc: mingo, laijs, dipankar, akpm, mathieu.desnoyers, josh, niv, tglx,
	peterz, rostedt, dhowells, edumazet, dvhart, fweisbec, oleg, sbw

Hello!

This series provides a couple of callback-offloading changes:

1.	Parallelize and economize NOCB kthread wakeups to better handle
	cases where callback offloading is used on workloads that have
	many context switches and thus many grace periods.

2.	Don't offload callbacks for a given CPU unless it has been
	explicitly requested for that CPU, either directly at build
	time or boot time, or indirectly at boot time due to that
	CPU being a nohz_full CPU.

							Thanx, Paul

------------------------------------------------------------------------

 b/Documentation/kernel-parameters.txt |    7 
 b/init/Kconfig                        |    4 
 b/kernel/rcu/tree.h                   |   28 +++
 b/kernel/rcu/tree_plugin.h            |  255 ++++++++++++++++++++++++++++------
 4 files changed, 249 insertions(+), 45 deletions(-)


^ permalink raw reply	[flat|nested] 42+ messages in thread

end of thread, other threads:[~2014-08-22 21:57 UTC | newest]

Thread overview: 42+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2014-07-07 22:48 [PATCH tip/core/rcu 0/2] Callback-offloading changes for 3.17 Paul E. McKenney
2014-07-11 13:35 ` [PATCH tip/core/rcu 1/2] rcu: Parallelize and economize NOCB kthread wakeups Paul E. McKenney
2014-07-11 13:35   ` [PATCH tip/core/rcu 2/2] rcu: Don't offload callbacks unless specifically requested Paul E. McKenney
2014-07-11 13:47     ` Frederic Weisbecker
2014-07-11 15:28       ` Paul E. McKenney
2014-08-08  8:40   ` [PATCH tip/core/rcu 1/2] rcu: Parallelize and economize NOCB kthread wakeups Amit Shah
2014-08-08 16:25     ` Paul E. McKenney
2014-08-08 17:37       ` Amit Shah
2014-08-08 18:18         ` Paul E. McKenney
2014-08-08 18:34           ` Amit Shah
2014-08-08 21:43             ` Paul E. McKenney
2014-08-08 21:46               ` Paul E. McKenney
2014-08-11  7:13                 ` Amit Shah
2014-08-11 16:28                   ` Paul E. McKenney
2014-08-11 19:41                     ` Amit Shah
2014-08-11 20:11                       ` Paul E. McKenney
2014-08-11 20:18                         ` Amit Shah
2014-08-11 20:34                           ` Paul E. McKenney
2014-08-12  3:45                             ` Paul E. McKenney
2014-08-12  5:33                               ` Amit Shah
2014-08-12 16:06                                 ` Paul E. McKenney
2014-08-12 21:39                                   ` Paul E. McKenney
2014-08-12 21:41                                     ` Paul E. McKenney
2014-08-12 21:44                                       ` Paul E. McKenney
2014-08-13  5:44                                       ` Amit Shah
2014-08-13 13:00                                         ` Paul E. McKenney
2014-08-13 14:18                                           ` Paul E. McKenney
2014-08-15  5:24                                           ` Amit Shah
2014-08-15 15:04                                             ` Paul E. McKenney
2014-08-18 17:53                                               ` Amit Shah
2014-08-19  4:01                                                 ` Paul E. McKenney
2014-08-22 12:24                                                   ` Amit Shah
2014-08-22 12:36                                                     ` Amit Shah
2014-08-22 12:56                                                       ` Amit Shah
2014-08-22 14:48                                                         ` Paul E. McKenney
2014-08-22 17:14                                                           ` Amit Shah
2014-08-22 17:37                                                             ` Amit Shah
2014-08-22 21:53                                                             ` Paul E. McKenney
2014-08-22 21:57                                                               ` Paul E. McKenney
2014-08-22 14:43                                                     ` Paul E. McKenney
2014-08-12  5:27                             ` Amit Shah
2014-08-12 16:08                               ` Paul E. McKenney

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