1 files changed, 0 insertions, 84 deletions

diff --git a/include/asm-arm/semaphore-helper.h b/include/asm-arm/semaphore-helper.h
deleted file mode 100644
index 1d7f1987edb9..000000000000
--- a/include/asm-arm/semaphore-helper.h
+++ /dev/null
@@ -1,84 +0,0 @@
-#ifndef ASMARM_SEMAPHORE_HELPER_H
-#define ASMARM_SEMAPHORE_HELPER_H
-
-/*
- * These two _must_ execute atomically wrt each other.
- */
-static inline void wake_one_more(struct semaphore * sem)
-{
-        unsigned long flags;
-
-        spin_lock_irqsave(&semaphore_wake_lock, flags);
-        if (atomic_read(&sem->count) <= 0)
-                sem->waking++;
-        spin_unlock_irqrestore(&semaphore_wake_lock, flags);
-}
-
-static inline int waking_non_zero(struct semaphore *sem)
-{
-        unsigned long flags;
-        int ret = 0;
-
-        spin_lock_irqsave(&semaphore_wake_lock, flags);
-        if (sem->waking > 0) {
-                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
- *
- * We must undo the sem->count down_interruptible() increment while we are
- * protected by the spinlock in order to make this atomic_inc() with the
- * atomic_read() in wake_one_more(), otherwise we can race. -arca
- */
-static inline int waking_non_zero_interruptible(struct semaphore *sem,
-                                                struct task_struct *tsk)
-{
-        unsigned long flags;
-        int ret = 0;
-
-        spin_lock_irqsave(&semaphore_wake_lock, flags);
-        if (sem->waking > 0) {
-                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_try_lock:
- *      1       failed to lock
- *      0       got the lock
- *
- * We must undo the sem->count down_interruptible() increment while we are
- * protected by the spinlock in order to make this atomic_inc() with the
- * atomic_read() in wake_one_more(), otherwise we can race. -arca
- */
-static inline int waking_non_zero_trylock(struct semaphore *sem)
-{
-        unsigned long flags;
-        int ret = 1;
-
-        spin_lock_irqsave(&semaphore_wake_lock, flags);
-        if (sem->waking <= 0)
-                atomic_inc(&sem->count);
-        else {
-                sem->waking--;
-                ret = 0;
-        }
-        spin_unlock_irqrestore(&semaphore_wake_lock, flags);
-        return ret;
-}
-
-#endif