atomic_t count;
atomic_t waking;
wait_queue_head_t wait;
-#ifdef WAITQUEUE_DEBUG
- long __magic;
-#endif
};
-#ifdef WAITQUEUE_DEBUG
-# define __SEM_DEBUG_INIT(name) \
- , (long)&(name).__magic
-#else
-# define __SEM_DEBUG_INIT(name)
-#endif
-
-#define __SEMAPHORE_INITIALIZER(name,count) \
-{ ATOMIC_INIT(count), ATOMIC_INIT(0), __WAIT_QUEUE_HEAD_INITIALIZER((name).wait) \
- __SEM_DEBUG_INIT(name) }
+#define __SEMAPHORE_INITIALIZER(name, n) \
+{ \
+ .count = ATOMIC_INIT(n), \
+ .waking = ATOMIC_INIT(0), \
+ .wait = __WAIT_QUEUE_HEAD_INITIALIZER((name).wait) \
+}
#define __MUTEX_INITIALIZER(name) \
__SEMAPHORE_INITIALIZER(name,1)
{
register struct semaphore *sem1 __asm__ ("%a1") = sem;
-#ifdef WAITQUEUE_DEBUG
- CHECK_MAGIC(sem->__magic);
-#endif
might_sleep();
__asm__ __volatile__(
"| atomic down operation\n\t"
register struct semaphore *sem1 __asm__ ("%a1") = sem;
register int result __asm__ ("%d0");
-#ifdef WAITQUEUE_DEBUG
- CHECK_MAGIC(sem->__magic);
-#endif
might_sleep();
__asm__ __volatile__(
"| atomic interruptible down operation\n\t"
register struct semaphore *sem1 __asm__ ("%a1") = sem;
register int result __asm__ ("%d0");
-#ifdef WAITQUEUE_DEBUG
- CHECK_MAGIC(sem->__magic);
-#endif
-
__asm__ __volatile__(
"| atomic down trylock operation\n\t"
"subql #1,%1@\n\t"
{
register struct semaphore *sem1 __asm__ ("%a1") = sem;
-#ifdef WAITQUEUE_DEBUG
- CHECK_MAGIC(sem->__magic);
-#endif
-
__asm__ __volatile__(
"| atomic up operation\n\t"
"addql #1,%0@\n\t"