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locking/ww_mutex: Implement rtmutex based ww_mutex API functions

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Add the actual ww_mutex API functions which replace the mutex based variant
on RT enabled kernels.

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/20210815211305.024057938@linutronix.de
This commit is contained in:
Peter Zijlstra
2021-08-15 23:29:00 +02:00
committed by Ingo Molnar
parent add461325e
commit f8635d509d
2 changed files with 77 additions and 1 deletions
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2
kernel/locking/Makefile
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@@ -25,7 +25,7 @@ obj-$(CONFIG_LOCK_SPIN_ON_OWNER) += osq_lock.o
obj-$(CONFIG_PROVE_LOCKING) += spinlock.o
obj-$(CONFIG_QUEUED_SPINLOCKS) += qspinlock.o
obj-$(CONFIG_RT_MUTEXES) += rtmutex_api.o
obj-$(CONFIG_PREEMPT_RT) += spinlock_rt.o
obj-$(CONFIG_PREEMPT_RT) += spinlock_rt.o ww_rt_mutex.o
obj-$(CONFIG_DEBUG_SPINLOCK) += spinlock.o
obj-$(CONFIG_DEBUG_SPINLOCK) += spinlock_debug.o
obj-$(CONFIG_QUEUED_RWLOCKS) += qrwlock.o