[PATCH 00/18] RCU fixes for v6.7

From: Frederic Weisbecker
Date: Fri Oct 13 2023 - 07:59:12 EST


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(-)

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2.34.1