Hello, Please find below the RCU stall detection updates for the next merge window: Joel Fernandes (Google) (1): rcu/tree: Defer setting of jiffies during stall reset Paul E. McKenney (2): rcu: Add RCU CPU stall notifier rcutorture: Add test of RCU CPU stall notifiers Zhen Lei (3): rcu: Delete a redundant check in rcu_check_gp_kthread_starvation() rcu: Don't redump the stalled CPU where RCU GP kthread last ran rcu: Eliminate check_cpu_stall() duplicate code Thanks, Frederic. include/linux/rcu_notifier.h | 32 +++++++++ kernel/rcu/rcu.h | 6 ++ kernel/rcu/rcutorture.c | 21 ++++++ kernel/rcu/tree.c | 12 ++++ kernel/rcu/tree.h | 4 ++ kernel/rcu/tree_exp.h | 6 +- kernel/rcu/tree_stall.h | 135 +++++++++++++++++++++++++---------- 7 files changed, 178 insertions(+), 38 deletions(-) create mode 100644 include/linux/rcu_notifier.h -- 2.34.1