1 #ifndef __TOOLS_LINUX_SPINLOCK_H
2 #define __TOOLS_LINUX_SPINLOCK_H
4 #include <linux/atomic.h>
11 #define __RAW_SPIN_LOCK_UNLOCKED(name) (raw_spinlock_t) { .lock = PTHREAD_MUTEX_INITIALIZER }
13 static inline void raw_spin_lock_init(raw_spinlock_t *lock)
15 pthread_mutex_init(&lock->lock, NULL);
18 static inline bool raw_spin_trylock(raw_spinlock_t *lock)
20 return !pthread_mutex_trylock(&lock->lock);
23 static inline void raw_spin_lock(raw_spinlock_t *lock)
25 pthread_mutex_lock(&lock->lock);
28 static inline void raw_spin_unlock(raw_spinlock_t *lock)
30 pthread_mutex_unlock(&lock->lock);
33 #define raw_spin_lock_irq(lock) raw_spin_lock(lock)
34 #define raw_spin_unlock_irq(lock) raw_spin_unlock(lock)
36 #define raw_spin_lock_irqsave(lock, flags) \
39 raw_spin_lock(lock); \
42 #define raw_spin_unlock_irqrestore(lock, flags) raw_spin_unlock(lock)
44 typedef raw_spinlock_t spinlock_t;
46 #define __SPIN_LOCK_UNLOCKED(name) __RAW_SPIN_LOCK_UNLOCKED(name)
48 #define DEFINE_SPINLOCK(x) spinlock_t x = __SPIN_LOCK_UNLOCKED(x)
50 #define spin_lock_init(lock) raw_spin_lock_init(lock)
51 #define spin_lock(lock) raw_spin_lock(lock)
52 #define spin_unlock(lock) raw_spin_unlock(lock)
54 #define spin_lock_nested(lock, n) spin_lock(lock)
56 #define spin_lock_bh(lock) raw_spin_lock(lock)
57 #define spin_unlock_bh(lock) raw_spin_unlock(lock)
59 #define spin_lock_irq(lock) raw_spin_lock(lock)
60 #define spin_unlock_irq(lock) raw_spin_unlock(lock)
62 #define spin_lock_irqsave(lock, flags) raw_spin_lock_irqsave(lock, flags)
63 #define spin_unlock_irqrestore(lock, flags) raw_spin_unlock_irqrestore(lock, flags)
65 #endif /* __TOOLS_LINUX_SPINLOCK_H */