Namhyung Kim f3e3620f1a locking/percpu-rwsem: Trigger contention tracepoints only if contended ...

We mistakenly always fire lock contention tracepoints in the writer path,
while it should be conditional on the trylock result.

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Reviewed-by: Waiman Long <longman@redhat.com>
Link: https://lore.kernel.org/r/20231108215322.2845536-1-namhyung@kernel.org

2024-02-28 13:10:29 +01:00

..

irqflag-debug.c

lockdep: Noinstr annotate warn_bogus_irq_restore()

2021-02-10 14:44:39 +01:00

lock_events_list.h

locking/rwsem: Remove reader optimistic spinning

2020-12-09 17:08:48 +01:00

lock_events.c

locking/debug: Fix debugfs API return value checks to use IS_ERR()

2023-10-03 10:11:25 +02:00

lock_events.h

locking: add lockevent_read() prototype

2023-06-09 17:44:15 -07:00

lockdep_internals.h

locking/lockdep: Iterate lock_classes directly when reading lockdep files

2022-02-16 15:57:58 +01:00

lockdep_proc.c

locking/lockdep: Fix string sizing bug that triggers a format-truncation compiler-warning

2023-10-12 20:37:59 +02:00

lockdep_states.h

…

lockdep.c

lockdep: Fix block chain corruption

2023-11-24 11:04:54 +01:00

locktorture.c

locktorture: Increase Hamming distance between call_rcu_chain and rcu_call_chains

2023-11-23 11:58:18 +05:30

Makefile

lockdep: allow instrumenting lockdep.c with KMSAN

2022-12-11 18:12:11 -08:00

mcs_spinlock.h

locking: Fix typos in comments

2021-03-22 02:45:52 +01:00

mutex-debug.c

locking/ww_mutex: Gather mutex_waiter initialization

2021-08-17 19:04:41 +02:00

mutex.c

locking/mutex: Document that mutex_unlock() is non-atomic

2023-12-01 11:27:43 +01:00

mutex.h

locking/mutex: Move the 'struct mutex_waiter' definition from <linux/mutex.h> to the internal header

2021-08-17 18:24:31 +02:00

osq_lock.c

locking/osq_lock: Clarify osq_wait_next()

2023-12-30 10:25:51 -08:00

percpu-rwsem.c

locking/percpu-rwsem: Trigger contention tracepoints only if contended

2024-02-28 13:10:29 +01:00

qrwlock.c

locking: Add __lockfunc to slow path functions

2022-08-19 19:47:51 +02:00

qspinlock_paravirt.h

locking/qspinlock: Fix 'wait_early' set but not used warning

2024-02-28 13:08:37 +01:00

qspinlock_stat.h

treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 157

2019-05-30 11:26:37 -07:00

qspinlock.c

locking/qspinlock: Micro-optimize pending state waiting for unlock

2023-01-05 11:01:50 +01:00

rtmutex_api.c

locking/rtmutex: Fix task->pi_waiters integrity

2023-07-17 13:59:10 +02:00

rtmutex_common.h

locking/rtmutex: Fix task->pi_waiters integrity

2023-07-17 13:59:10 +02:00

rtmutex.c

locking/rtmutex: Add a lockdep assert to catch potential nested blocking

2023-09-20 09:31:14 +02:00

rwbase_rt.c

locking/rtmutex: Add a lockdep assert to catch potential nested blocking

2023-09-20 09:31:14 +02:00

rwsem.c

locking/rwsem: Clarify that RWSEM_READER_OWNED is just a hint

2024-02-28 13:08:38 +01:00

semaphore.c

locking: Add __sched to semaphore functions

2022-09-15 16:14:03 +02:00

spinlock_debug.c

sched.h: move pid helpers to pid.h

2023-12-20 19:26:31 -05:00

spinlock_rt.c

locking/rtmutex: Add a lockdep assert to catch potential nested blocking

2023-09-20 09:31:14 +02:00

spinlock.c

locking/spinlocks: Mark spinlocks noinline when inline spinlocks are disabled

2022-08-04 11:05:43 +02:00

test-ww_mutex.c

locking/ww_mutex/test: Make sure we bail out instead of livelock

2023-09-22 09:43:41 +02:00

ww_mutex.h

locking/rtmutex: Fix task->pi_waiters integrity

2023-07-17 13:59:10 +02:00

ww_rt_mutex.c

locking/rtmutex: Avoid unconditional slowpath for DEBUG_RT_MUTEXES

2023-09-20 09:31:11 +02:00