[PATCH 0/11] RCU torture-test updates for v7.3

From: Paul E. McKenney

Date: Wed Jul 15 2026 - 20:28:25 EST


Hello!

This series contains torture-test updates for v7.3:

1. Abstract reader-segment dump into rcu_torture_dump_read_segs().

2. Check for immediate deboosting at reader end.

3. Make srcu_read_delay() check for disabled interrupts.

4. Test RCU readers from hardware interrupt handlers.

5. Use cpumask_next_wrap() in rcu_torture_preempt().

6. Use task_state_to_char() for task-state reporting, courtesy of
Kunwu Chan.

7. Add nwriters module parameter.

8. Add a stall_only module parameter.

9. Test RCU Tasks Trace GP implying RCU GP.

10. Make RCU Tasks Trace track Reader Batches.

11. Use this_cpu_inc() for rcu_torture_count[] and
rcu_torture_batch[].

Thanx, Paul

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

Documentation/admin-guide/kernel-parameters.txt | 9 +
b/Documentation/admin-guide/kernel-parameters.txt | 5
b/include/linux/rcupdate_trace.h | 3
b/kernel/rcu/rcu.h | 7
b/kernel/rcu/rcutorture.c | 148 +++++++++---------
b/kernel/rcu/tasks.h | 6
b/kernel/rcu/tree_plugin.h | 32 +++-
kernel/rcu/rcutorture.c | 172 ++++++++++++++++++----
8 files changed, 282 insertions(+), 100 deletions(-)