Messages in this thread | | | Date | Fri, 16 Sep 2016 09:09:33 +0200 | From | Ingo Molnar <> | Subject | Re: [GIT PULL rcu/next] RCU commits for 4.9 |
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* Paul E. McKenney <paulmck@linux.vnet.ibm.com> wrote:
> Hello, Ingo, > > This series contains the following changes: > > 1. Documentation updates, again just some simple changes. > Yes, I am getting behind on design-level updates. :-/ > > http://lkml.kernel.org/g/20160822151413.GA6337@linux.vnet.ibm.com > > 2. Expedited grace-period changes, most notably avoiding having > user threads drive expedited grace periods, using a workqueue > instead. > > http://lkml.kernel.org/g/20160822152239.GA7153@linux.vnet.ibm.com > > 3. Miscellaneous fixes, including a performance fix for lists > that was sent with the lists modifications (second URL below). > I am holding the lists debug-enhancement modifications for the > next merge window, as there doesn't seem to be much energy > around providing fixes, and I cannot supply that energy for > this merge window. (I will make time as needed during the next > merge window.) > > http://lkml.kernel.org/g/20160822152956.GA8160@linux.vnet.ibm.com > http://lkml.kernel.org/g/20160822154501.GA10364@linux.vnet.ibm.com > > 4. CPU hotplug updates, most notably providing exact CPU-online > tracking for RCU. This will in turn allow removal of the > checks supporting RCU's prior heuristic that was based on the > assumption that CPUs would take no longer than one jiffy to > come online. > > http://lkml.kernel.org/g/20160822153825.GA9242@linux.vnet.ibm.com > > 5. Torture-test updates. > > http://lkml.kernel.org/g/20160822155423.GA11367@linux.vnet.ibm.com > > All of these changes have been subjected 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 d74b62bc3241af8ebf5141f5b12e89d9d7f341e1: > > Merge branches 'doc.2016.08.22c', 'exp.2016.08.22c', 'fixes.2016.09.14a', 'hotplug.2016.08.22c' and 'torture.2016.08.22c' into HEAD (2016-09-14 12:58:49 -0700) > > ---------------------------------------------------------------- > Chris Wilson (1): > list: Expand list_first_entry_or_null() > > Ding Tianhong (1): > rcu: Fix soft lockup for rcu_nocb_kthread > > Jisheng Zhang (1): > rcu: Use rcu_gp_kthread_wake() to wake up grace period kthreads > > Paul E. McKenney (13): > documentation: Record reason for rcu_head two-byte alignment > rcu: Consolidate expedited grace period machinery > rcu: Drive expedited grace periods from workqueue > rcu: Stop disabling expedited RCU CPU stall warnings > rcu: Make expedited RCU CPU stall warnings respond to controls > rcu: Exclude RCU-offline CPUs from expedited grace periods > rcu: Use RCU's online-CPU state for expedited IPI retry > sched: Make wake_up_nohz_cpu() handle CPUs going offline > rcu: Avoid redundant quiescent-state chasing > rcu: Provide exact CPU-online tracking for RCU > torture: Convert torture_shutdown() to hrtimer > torture: Add task state to writer-task stall printk()s > Merge branches 'doc.2016.08.22c', 'exp.2016.08.22c', 'fixes.2016.09.14a', 'hotplug.2016.08.22c' and 'torture.2016.08.22c' into HEAD > > Paul Gortmaker (1): > rcu: Don't use modular infrastructure in non-modular code > > Sebastian Andrzej Siewior (2): > cpu/hotplug: Get rid of CPU_STARTING reference > rcutorture: Convert to hotplug state machine > > SeongJae Park (4): > rcutorture: Remove outdated config option description > rcutorture: Print out barrier error as document says > rcuperf: Consistently insert space between flag and message > torture: TOROUT_STRING(): Insert a space between flag and message > > .../RCU/Design/Requirements/Requirements.html | 22 ++++ > Documentation/RCU/torture.txt | 15 --- > include/linux/list.h | 7 +- > include/linux/rcupdate.h | 1 + > include/linux/torture.h | 2 +- > kernel/cpu.c | 1 + > kernel/rcu/rcuperf.c | 7 +- > kernel/rcu/rcutorture.c | 62 ++++------- > kernel/rcu/tree.c | 44 ++++++-- > kernel/rcu/tree.h | 1 + > kernel/rcu/tree_exp.h | 124 +++++++++++++-------- > kernel/rcu/tree_plugin.h | 1 + > kernel/rcu/tree_trace.c | 7 +- > kernel/rcu/update.c | 3 +- > kernel/sched/core.c | 7 ++ > kernel/torture.c | 27 +++-- > 16 files changed, 193 insertions(+), 138 deletions(-)
Pulled, thanks a lot Paul!
Ingo
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