[ARM] sema_count() removal

sema_count() defined only for ARM but not used anywhere.

Signed-off-by: Arthur Othieno <a.othieno@bluewin.ch>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/include/asm-arm/semaphore.h b/include/asm-arm/semaphore.h
index 71ca7d4..d5dc624 100644
--- a/include/asm-arm/semaphore.h
+++ b/include/asm-arm/semaphore.h
@@ -47,11 +47,6 @@
 	sema_init(sem, 0);
 }
 
-static inline int sema_count(struct semaphore *sem)
-{
-	return atomic_read(&sem->count);
-}
-
 /*
  * special register calling convention
  */