tools/include/linux/spinlock.h

   1 #ifndef __LINUX_SPINLOCK_H_
   2 #define __LINUX_SPINLOCK_H_
   3
   4 #include <pthread.h>
   5 #include <stdbool.h>
   6
   7 #define spinlock_t              pthread_mutex_t
   8 #define DEFINE_SPINLOCK(x)      pthread_mutex_t x = PTHREAD_MUTEX_INITIALIZER;
   9
  10 #define spin_lock_irqsave(x, f)         (void)f, pthread_mutex_lock(x)
  11 #define spin_unlock_irqrestore(x, f)    (void)f, pthread_mutex_unlock(x)
  12
  13 #define arch_spinlock_t pthread_mutex_t
  14 #define __ARCH_SPIN_LOCK_UNLOCKED PTHREAD_MUTEX_INITIALIZER
  15
  16 static inline void arch_spin_lock(arch_spinlock_t *mutex)
  17 {
  18         pthread_mutex_lock(mutex);
  19 }
  20
  21 static inline void arch_spin_unlock(arch_spinlock_t *mutex)
  22 {
  23         pthread_mutex_unlock(mutex);
  24 }
  25
  26 static inline bool arch_spin_is_locked(arch_spinlock_t *mutex)
  27 {
  28         return true;
  29 }
  30
  31 #endif