Hello, Please find below the general (S)RCU fixes: Catalin Marinas (1): rcu: kmemleak: Ignore kmemleak false positives when RCU-freeing objects Denis Arefev (1): srcu: Fix srcu_struct node grpmask overflow on 64-bit systems Frederic Weisbecker (8): rcu: Use rcu_segcblist_segempty() instead of open coding it rcu: Assume IRQS disabled from rcu_report_dead() rcu: Assume rcu_report_dead() is always called locally rcu: Conditionally build CPU-hotplug teardown callbacks rcu: Standardize explicit CPU-hotplug calls rcu: Comment why callbacks migration can't wait for CPUHP_RCUTREE_PREP srcu: Fix callbacks acceleration mishandling srcu: Only accelerate on enqueue time Joel Fernandes (Google) (3): Revert "checkpatch: Error out if deprecated RCU API used" srcu: Fix error handling in init_srcu_struct_fields() rcu/tree: Remove superfluous return from void call_rcu* functions Paul E. McKenney (2): rcu: Add sysfs to provide throttled access to rcu_barrier() rcu: Eliminate rcu_gp_slow_unregister() false positive Yue Haibing (1): rcu: Remove unused function declaration rcu_eqs_special_set() Zhen Lei (2): mm: Remove kmem_valid_obj() rcu: Dump memory object info if callback function is invalid .../Expedited-Grace-Periods.rst | 2 +- .../Design/Memory-Ordering/TreeRCU-gp-fqs.svg | 4 +- .../RCU/Design/Memory-Ordering/TreeRCU-gp.svg | 4 +- .../Memory-Ordering/TreeRCU-hotplug.svg | 4 +- .../RCU/Design/Requirements/Requirements.rst | 4 +- .../admin-guide/kernel-parameters.txt | 7 + arch/arm64/kernel/smp.c | 4 +- arch/powerpc/kernel/smp.c | 2 +- arch/s390/kernel/smp.c | 2 +- arch/x86/kernel/smpboot.c | 2 +- include/linux/interrupt.h | 2 +- include/linux/rcupdate.h | 2 - include/linux/rcutiny.h | 2 +- include/linux/rcutree.h | 17 +- include/linux/slab.h | 5 +- kernel/cpu.c | 13 +- kernel/rcu/rcu.h | 7 + kernel/rcu/rcu_segcblist.c | 4 +- kernel/rcu/srcutiny.c | 1 + kernel/rcu/srcutree.c | 76 ++++-- kernel/rcu/tasks.h | 1 + kernel/rcu/tiny.c | 1 + kernel/rcu/tree.c | 230 ++++++++++++------ mm/slab_common.c | 41 +--- mm/util.c | 4 +- scripts/checkpatch.pl | 9 - 26 files changed, 284 insertions(+), 166 deletions(-) -- 2.34.1