Frederic Weisbecker e3abe959fb rcu/nocb: Only cond_resched() from actual offloaded batch processing ...

During a toggle operations, rcu_do_batch() may be invoked concurrently
by softirqs and offloaded processing for a given CPU's callbacks.
This commit therefore makes sure cond_resched() is invoked only from
the offloaded context.

Cc: Josh Triplett <josh@joshtriplett.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Cc: Lai Jiangshan <jiangshanlai@gmail.com>
Cc: Joel Fernandes <joel@joelfernandes.org>
Cc: Neeraj Upadhyay <neeraju@codeaurora.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Inspired-by: Paul E. McKenney <paulmck@kernel.org>
Tested-by: Boqun Feng <boqun.feng@gmail.com>
Signed-off-by: Frederic Weisbecker <frederic@kernel.org>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>

2021-01-06 16:24:59 -08:00

..

Kconfig

rcu: Clarify nocb kthreads naming in RCU_NOCB_CPU config

2020-11-19 19:37:16 -08:00

Kconfig.debug

Merge branch 'strictgp.2020.08.24a' into HEAD

2020-09-03 09:47:42 -07:00

Makefile

rcuperf: Change rcuperf to rcuscale

2020-08-24 18:39:24 -07:00

rcu_segcblist.c

rcu/nocb: De-offloading CB kthread

2021-01-06 16:24:19 -08:00

rcu_segcblist.h

rcu/nocb: De-offloading CB kthread

2021-01-06 16:24:19 -08:00

rcu.h

rcutorture: Make grace-period kthread report match RCU flavor being tested

2020-11-02 17:12:43 -08:00

rcuscale.c

rcuscale: Prevent hangs for invalid arguments

2020-11-06 17:13:51 -08:00

rcutorture.c

Merge branches 'cpuinfo.2020.11.06a', 'doc.2020.11.06a', 'fixes.2020.11.19b', 'lockdep.2020.11.02a', 'tasks.2020.11.06a' and 'torture.2020.11.06a' into HEAD

2020-11-19 19:37:47 -08:00

refscale.c

refscale: Prevent hangs for invalid arguments

2020-11-06 17:13:51 -08:00

srcutiny.c

rcu: Use CONFIG_PREEMPTION where appropriate

2019-12-09 12:37:51 -08:00

srcutree.c

rcu/segcblist: Add counters to segcblist datastructure

2021-01-06 16:24:19 -08:00

sync.c

rcu/sync: Simplify the state machine

2019-05-28 09:05:23 -07:00

tasks.h

rcu-tasks: Make the units of ->init_fract be jiffies

2020-11-06 17:17:59 -08:00

tiny.c

rcu: Rename *_kfree_callback/*_kfree_rcu_offset/kfree_call_*

2020-06-29 11:59:25 -07:00

tree_exp.h

rcu: Initialize at declaration time in rcu_exp_handler()

2020-08-24 18:36:03 -07:00

tree_plugin.h

rcu/nocb: Set SEGCBLIST_SOFTIRQ_ONLY at the very last stage of de-offloading

2021-01-06 16:24:59 -08:00

tree_stall.h

rcu: Panic after fixed number of stalls

2020-11-19 19:37:16 -08:00

tree.c

rcu/nocb: Only cond_resched() from actual offloaded batch processing

2021-01-06 16:24:59 -08:00

tree.h

rcu/nocb: Shutdown nocb timer on de-offloading

2021-01-06 16:24:59 -08:00

update.c

Merge tag 'core-rcu-2020-10-12' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

2020-10-18 14:34:50 -07:00