Hello!

This series provides miscellaneous RCU updates:

1.	Fix memory leak in param_set_cpumask(), courtesy of Wang Liang.

2.	use WRITE_ONCE() for ->next and ->pprev of hlist_nulls, courtesy
	of Xuanqiang Luo.

3.	Add kvm-series.sh to test commit/scenario combination.

4.	Permit kvm-again.sh to re-use the build directory.

5.	Remove redundant rcutorture_one_extend() from
	rcu_torture_one_read().

Changes since v1:

o	Make kvm-again.sh able to reuse the rcutorture res directory
	in support of upcoming parallel execution of kvm-series.sh
	guest OSes.  This is #3 above.

o	Remove a redundant call to rcutorture_one_extend().  This is
	#4 above.

o	Add the SPDX line to kvm-again.sh and remove a trailing space
	character from the comment header.

						Thanx, Paul

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

 include/linux/rculist_nulls.h                        |    6 
 kernel/locking/locktorture.c                         |    8 -
 kernel/rcu/rcutorture.c                              |    4 
 tools/testing/selftests/rcutorture/bin/kvm-again.sh  |   56 ++++++---
 tools/testing/selftests/rcutorture/bin/kvm-series.sh |  116 +++++++++++++++++++
 5 files changed, 166 insertions(+), 24 deletions(-)

Le Wed, Nov 05, 2025 at 12:19:51PM -0800, Paul E. McKenney a écrit :
> Hello!
> 
> This series provides miscellaneous RCU updates:
> 
> 1.	Fix memory leak in param_set_cpumask(), courtesy of Wang Liang.
> 
> 2.	use WRITE_ONCE() for ->next and ->pprev of hlist_nulls, courtesy
> 	of Xuanqiang Luo.
> 
> 3.	Add kvm-series.sh to test commit/scenario combination.
> 
> 4.	Permit kvm-again.sh to re-use the build directory.
> 
> 5.	Remove redundant rcutorture_one_extend() from
> 	rcu_torture_one_read().
> 
> Changes since v1:
> 
> o	Make kvm-again.sh able to reuse the rcutorture res directory
> 	in support of upcoming parallel execution of kvm-series.sh
> 	guest OSes.  This is #3 above.
> 
> o	Remove a redundant call to rcutorture_one_extend().  This is
> 	#4 above.
> 
> o	Add the SPDX line to kvm-again.sh and remove a trailing space
> 	character from the comment header.
> 
> 						Thanx, Paul
> 
> ------------------------------------------------------------------------
> 
>  include/linux/rculist_nulls.h                        |    6 
>  kernel/locking/locktorture.c                         |    8 -
>  kernel/rcu/rcutorture.c                              |    4 
>  tools/testing/selftests/rcutorture/bin/kvm-again.sh  |   56 ++++++---
>  tools/testing/selftests/rcutorture/bin/kvm-series.sh |  116 +++++++++++++++++++
>  5 files changed, 166 insertions(+), 24 deletions(-)
>

Applied to rcu/misc (and also applied the refscale patches for rcu/refscale).

Thanks!

-- 
Frederic Weisbecker
SUSE Labs