Paul E. McKenney bfad33230a refscale: Add SRCU-fast-updown readers ...

This commit adds refscale readers based on srcu_read_lock_fast_updown()
and srcu_read_unlock_fast_updown()
("refscale.scale_type=srcu-fast-updown"). On my x86 laptop, these are
about 2.2ns per pair.

Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Cc: <bpf@vger.kernel.org>
Signed-off-by: Frederic Weisbecker <frederic@kernel.org>

2025-11-28 15:23:17 +01:00

..

Kconfig

srcu: Make FORCE_NEED_SRCU_NMI_SAFE depend on RCU_EXPERT

2025-03-28 21:19:17 -07:00

Kconfig.debug

rcutorture: Move RCU_TORTURE_TEST_{CHK_RDR_STATE,LOG_CPU} to bool

2025-02-05 07:14:40 -08:00

Makefile

rcuperf: Change rcuperf to rcuscale

2020-08-24 18:39:24 -07:00

rcu_segcblist.c

rcu/nocb: Simplify (de-)offloading state machine

2024-09-09 00:03:55 +05:30

rcu_segcblist.h

rcu: Remove unused declaration rcu_segcblist_offload()

2024-10-22 15:36:56 +02:00

rcu.h

Merge branches 'rcu/misc-for-6.16', 'rcu/seq-counters-for-6.16' and 'rcu/torture-for-6.16' into rcu/for-next

2025-05-16 11:18:16 -04:00

rcuscale.c

mm: replace (20 - PAGE_SHIFT) with common macros for pages<->MB conversion

2025-09-13 16:54:42 -07:00

rcutorture.c

rcutorture: Make srcu{,d}_torture_init() announce the SRCU type

2025-11-27 14:22:40 +01:00

refscale.c

refscale: Add SRCU-fast-updown readers

2025-11-28 15:23:17 +01:00

srcutiny.c

srcu: Permit Tiny SRCU srcu_read_unlock() with interrupts disabled

2025-11-05 23:58:11 +01:00

srcutree.c

srcu: Create an SRCU-fast-updown API

2025-11-27 14:22:31 +01:00

sync.c

rcu: Eliminate lockless accesses to rcu_sync->gp_count

2024-07-04 13:48:57 -07:00

tasks.h

rcu: replace use of system_wq with system_percpu_wq

2025-09-23 02:01:18 -07:00

tiny.c

Merge tag 'rcu-next-v6.15' of git://git.kernel.org/pub/scm/linux/kernel/git/rcu/linux

2025-03-24 19:41:37 -07:00

tree_exp.h

rcu/exp: Remove needless CPU up quiescent state report

2025-07-08 23:21:13 +05:30

tree_nocb.h

rcu: Fix delayed execution of hurry callbacks

2025-07-18 09:25:34 +05:30

tree_plugin.h

rcu: Remove local_irq_save/restore() in rcu_preempt_deferred_qs_handler()

2025-08-14 15:25:15 -07:00

tree_stall.h

Merge tag 'sched_ext-for-6.17' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/sched_ext

2025-07-31 16:29:46 -07:00

tree.c

rcu: Mark diagnostic functions as notrace

2025-11-07 13:57:37 +01:00

tree.h

rcu: Fix racy re-initialization of irq_work causing hangs

2025-08-11 08:43:49 +05:30

update.c

rcu: Mark diagnostic functions as notrace

2025-11-07 13:57:37 +01:00