[0/8] Miscellaneous fixes for v6.2

Message

Paul E. McKenney Oct. 19, 2022, 10:46 p.m. UTC

Hello!

This series contains miscellaneous fixes:

1.	Remove duplicate RCU exp QS report from rcu_report_dead(),
	courtesy of Zqiang.

2.	Synchronize ->qsmaskinitnext in rcu_boost_kthread_setaffinity(),
	courtesy of Pingfan Liu.

3.	Remove unused 'cpu' in rcu_virt_note_context_switch(), courtesy
	of Zeng Heng.

4.	Use READ_ONCE() for lockless read of rnp->qsmask, courtesy of
	"Joel Fernandes (Google)".

5.	Explain why SLAB_DESTROY_BY_RCU reference before locking.

6.	Remove rcu_is_idle_cpu(), courtesy of Yipeng Zou.

7.	rcu-tasks: Make grace-period-age message human-readable.

8.	Fix __this_cpu_read() lockdep warning in
	rcu_force_quiescent_state(), courtesy of Zqiang.

						Thanx, Paul

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

 b/include/linux/kvm_host.h |    2 +-
 b/include/linux/rcutiny.h  |    2 +-
 b/include/linux/rcutree.h  |    2 +-
 b/include/linux/slab.h     |    6 ++++++
 b/kernel/rcu/tasks.h       |    2 +-
 b/kernel/rcu/tree.c        |    2 --
 b/kernel/rcu/tree_plugin.h |    5 ++++-
 include/linux/rcutiny.h    |    2 --
 include/linux/rcutree.h    |    2 --
 kernel/rcu/tree.c          |   10 ++--------
 10 files changed, 16 insertions(+), 19 deletions(-)