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8850d77370
linux/kernel/locking
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Peter Zijlstra 8850d77370 locking/ww_mutex: Add RT priority to W/W order 
RT mutex based ww_mutexes cannot order based on timestamps. They have to
order based on priority. Add the necessary decision logic.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Link: https://lore.kernel.org/r/20210815211304.847536630@linutronix.de
2021-08-17 19:05:08 +02:00
..
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/lock_events: Don't show pvqspinlock events on bare metal 2019-04-10 10:56:05 +02:00
lock_events.h locking/lock_events: Use raw_cpu_{add,inc}() for stats 2019-06-03 12:32:56 +02:00
lockdep_internals.h lockdep: Allow tuning tracing capacity constants. 2021-04-05 20:33:57 +09:00
lockdep_proc.c locking/lockdep: Fix meaningless /proc/lockdep output of lock classes on !CONFIG_PROVE_LOCKING 2021-07-05 10:44:52 +02:00
lockdep_states.h locking/lockdep: Rework FS_RECLAIM annotation 2017-08-10 12:29:03 +02:00
lockdep.c Merge branch 'core-rcu-2021.07.04' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu 2021-07-04 12:58:33 -07:00
locktorture.c locking/locktorture: Fix incorrect use of ww_acquire_ctx in ww_mutex test 2021-03-19 12:13:10 +01:00
Makefile locking/spinlock: Provide RT variant 2021-08-17 17:48:13 +02:00
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/ww_mutex: Split out the W/W implementation logic into kernel/locking/ww_mutex.h 2021-08-17 19:04:46 +02:00
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: Fix typos in comments 2021-03-22 02:45:52 +01:00
percpu-rwsem.c locking/percpu-rwsem: Use this_cpu_{inc,dec}() for read_count 2020-09-16 16:26:56 +02:00
qrwlock.c locking/qrwlock: Cleanup queued_write_lock_slowpath() 2021-05-06 15:33:49 +02:00
qspinlock_paravirt.h Revert "locking/pvqspinlock: Don't wait if vCPU is preempted" 2019-09-25 10:22:37 +02:00
qspinlock_stat.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 157 2019-05-30 11:26:37 -07:00
qspinlock.c x86/kvm: Add "nopvspin" parameter to disable PV spinlocks 2020-07-08 16:21:57 -04:00
rtmutex_api.c locking/rtmutex: Guard regular sleeping locks specific functions 2021-08-17 17:23:27 +02:00
rtmutex_common.h locking/rtmutex: Provide the spin/rwlock core lock function 2021-08-17 17:45:37 +02:00
rtmutex.c locking/rtmutex: Squash !RT tasks to DEFAULT_PRIO 2021-08-17 17:51:02 +02:00
rwbase_rt.c locking/rt: Add base code for RT rw_semaphore and rwlock 2021-08-17 17:12:22 +02:00
rwsem.c locking/rtmutex: Guard regular sleeping locks specific functions 2021-08-17 17:23:27 +02:00
semaphore.c kernel: delete repeated words in comments 2021-02-26 09:41:03 -08:00
spinlock_debug.c locking/rwlock: Provide RT variant 2021-08-17 17:50:51 +02:00
spinlock_rt.c locking/rwlock: Provide RT variant 2021-08-17 17:50:51 +02:00
spinlock.c locking/rwlock: Provide RT variant 2021-08-17 17:50:51 +02:00
test-ww_mutex.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 9 2019-05-21 11:28:40 +02:00
ww_mutex.h locking/ww_mutex: Add RT priority to W/W order 2021-08-17 19:05:08 +02:00