x86: clean up bitops-related warnings

Add casts to appropriate places to silence spurious bitops warnings.

Signed-off-by: Jeremy Fitzhardinge <jeremy@xensource.com>
Cc: Andi Kleen <ak@suse.de>

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
diff --git a/include/asm-x86/numa_64.h b/include/asm-x86/numa_64.h
index c3c20db..4449889 100644
--- a/include/asm-x86/numa_64.h
+++ b/include/asm-x86/numa_64.h
@@ -32,7 +32,7 @@
 
 static inline void clear_node_cpumask(int cpu)
 {
-	clear_bit(cpu, &node_to_cpumask_map[cpu_to_node(cpu)]);
+	clear_bit(cpu, (unsigned long *)&node_to_cpumask_map[cpu_to_node(cpu)]);
 }
 
 #else