locking: Convert __raw_spin* functions to arch_spin*

Name space cleanup. No functional change.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Peter Zijlstra <peterz@infradead.org>
Acked-by: David S. Miller <davem@davemloft.net>
Acked-by: Ingo Molnar <mingo@elte.hu>
Cc: linux-arch@vger.kernel.org
diff --git a/arch/ia64/include/asm/bitops.h b/arch/ia64/include/asm/bitops.h
index 57a2787..6ebc229 100644
--- a/arch/ia64/include/asm/bitops.h
+++ b/arch/ia64/include/asm/bitops.h
@@ -127,7 +127,7 @@
  * @addr: Address to start counting from
  *
  * Similarly to clear_bit_unlock, the implementation uses a store
- * with release semantics. See also __raw_spin_unlock().
+ * with release semantics. See also arch_spin_unlock().
  */
 static __inline__ void
 __clear_bit_unlock(int nr, void *addr)