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kernel/linux-imx6_3.14.28/include/linux/mutex-debug.h 473 Bytes
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  #ifndef __LINUX_MUTEX_DEBUG_H
  #define __LINUX_MUTEX_DEBUG_H
  
  #include <linux/linkage.h>
  #include <linux/lockdep.h>
  #include <linux/debug_locks.h>
  
  /*
   * Mutexes - debugging helpers:
   */
  
  #define __DEBUG_MUTEX_INITIALIZER(lockname)				\
  	, .magic = &lockname
  
  #define mutex_init(mutex)						\
  do {									\
  	static struct lock_class_key __key;				\
  									\
  	__mutex_init((mutex), #mutex, &__key);				\
  } while (0)
  
  extern void mutex_destroy(struct mutex *lock);
  
  #endif