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-rw-r--r--include/asm-m68knommu/semaphore-helper.h82
1 files changed, 0 insertions, 82 deletions
diff --git a/include/asm-m68knommu/semaphore-helper.h b/include/asm-m68knommu/semaphore-helper.h
deleted file mode 100644
index 43da7bc..0000000
--- a/include/asm-m68knommu/semaphore-helper.h
+++ /dev/null
@@ -1,82 +0,0 @@
-#ifndef _M68K_SEMAPHORE_HELPER_H
-#define _M68K_SEMAPHORE_HELPER_H
-
-/*
- * SMP- and interrupt-safe semaphores helper functions.
- *
- * (C) Copyright 1996 Linus Torvalds
- *
- * m68k version by Andreas Schwab
- */
-
-
-/*
- * These two _must_ execute atomically wrt each other.
- */
-static inline void wake_one_more(struct semaphore * sem)
-{
- atomic_inc(&sem->waking);
-}
-
-static inline int waking_non_zero(struct semaphore *sem)
-{
- int ret;
- unsigned long flags;
-
- spin_lock_irqsave(&semaphore_wake_lock, flags);
- ret = 0;
- if (atomic_read(&sem->waking) > 0) {
- atomic_dec(&sem->waking);
- ret = 1;
- }
- spin_unlock_irqrestore(&semaphore_wake_lock, flags);
- return ret;
-}
-
-/*
- * waking_non_zero_interruptible:
- * 1 got the lock
- * 0 go to sleep
- * -EINTR interrupted
- */
-static inline int waking_non_zero_interruptible(struct semaphore *sem,
- struct task_struct *tsk)
-{
- int ret;
- unsigned long flags;
-
- spin_lock_irqsave(&semaphore_wake_lock, flags);
- ret = 0;
- if (atomic_read(&sem->waking) > 0) {
- atomic_dec(&sem->waking);
- ret = 1;
- } else if (signal_pending(tsk)) {
- atomic_inc(&sem->count);
- ret = -EINTR;
- }
- spin_unlock_irqrestore(&semaphore_wake_lock, flags);
- return ret;
-}
-
-/*
- * waking_non_zero_trylock:
- * 1 failed to lock
- * 0 got the lock
- */
-static inline int waking_non_zero_trylock(struct semaphore *sem)
-{
- int ret;
- unsigned long flags;
-
- spin_lock_irqsave(&semaphore_wake_lock, flags);
- ret = 1;
- if (atomic_read(&sem->waking) > 0) {
- atomic_dec(&sem->waking);
- ret = 0;
- } else
- atomic_inc(&sem->count);
- spin_unlock_irqrestore(&semaphore_wake_lock, flags);
- return ret;
-}
-
-#endif
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