tools/include/linux/spinlock.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef __LINUX_SPINLOCK_H_
   3 #define __LINUX_SPINLOCK_H_
   4
   5 #include <pthread.h>
   6 #include <stdbool.h>
   7
   8 #define spinlock_t              pthread_mutex_t
   9 #define DEFINE_SPINLOCK(x)      pthread_mutex_t x = PTHREAD_MUTEX_INITIALIZER;
  10
  11 #define spin_lock_irqsave(x, f)         (void)f, pthread_mutex_lock(x)
  12 #define spin_unlock_irqrestore(x, f)    (void)f, pthread_mutex_unlock(x)
  13
  14 #define arch_spinlock_t pthread_mutex_t
  15 #define __ARCH_SPIN_LOCK_UNLOCKED PTHREAD_MUTEX_INITIALIZER
  16
  17 static inline void arch_spin_lock(arch_spinlock_t *mutex)
  18 {
  19         pthread_mutex_lock(mutex);
  20 }
  21
  22 static inline void arch_spin_unlock(arch_spinlock_t *mutex)
  23 {
  24         pthread_mutex_unlock(mutex);
  25 }
  26
  27 static inline bool arch_spin_is_locked(arch_spinlock_t *mutex)
  28 {
  29         return true;
  30 }
  31
  32 #endif