[PATCH rcu 0/7] Torture-test updates for v6.3
From: Paul E. McKenney
Date: Wed Jan 04 2023 - 19:54:58 EST
Hello!
This series provides torture-testing updates:
1. rcu-tasks: Use accurate runstart time for RCU Tasks boot-time
testing, courtesy of Zqiang.
2. Seed torture_random_state on CPU.
3. rcu-tasks: Improve comments explaining tasks_rcu_exit_srcu
purpose, courtesy of Frederic Weisbecker.
4. Provide for initialization failure.
5. rcu-tasks: Remove preemption disablement around
srcu_read_[un]lock() calls, courtesy of Frederic Weisbecker.
6. Add tests using SLAB_TYPESAFE_BY_RCU.
7. Allow non-rtmutex lock types to be boosted, courtesy of "Joel
Fernandes (Google)".
8. rcu-tasks: Fix synchronize_rcu_tasks() VS zap_pid_ns_processes(),
courtesy of Frederic Weisbecker.
9. Make the rt_boost factor a tunable, courtesy of "Joel Fernandes
(Google)".
10. rcu-tasks: Make rude RCU-Tasks work well with CPU hotplug,
courtesy of Zqiang.
11. rcu-tasks: Handle queue-shrink/callback-enqueue race condition,
courtesy of Zqiang.
12. Drop sparse lock-acquisition annotations.
13. Fix hang during kthread shutdown phase, courtesy of "Joel
Fernandes (Google)".
Thanx, Paul
------------------------------------------------------------------------
b/include/linux/rcupdate.h | 2
b/kernel/locking/locktorture.c | 99 +++++++++--------
b/kernel/pid_namespace.c | 17 ++
b/kernel/rcu/rcutorture.c | 12 +-
b/kernel/rcu/refscale.c | 16 +-
b/kernel/rcu/tasks.h | 8 -
b/kernel/torture.c | 2
kernel/locking/locktorture.c | 12 +-
kernel/rcu/refscale.c | 236 +++++++++++++++++++++++++++++++++++++++++
kernel/rcu/tasks.h | 77 +++++++++----
kernel/torture.c | 2
11 files changed, 393 insertions(+), 90 deletions(-)