Make topology fallback macros reference their arguments.
This avoids warnings with unreferenced variables in the !NUMA case.
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/include/asm-generic/topology.h b/include/asm-generic/topology.h
index 5d9d70c..342a2a0 100644
--- a/include/asm-generic/topology.h
+++ b/include/asm-generic/topology.h
@@ -30,19 +30,19 @@
/* Other architectures wishing to use this simple topology API should fill
in the below functions as appropriate in their own <asm/topology.h> file. */
#ifndef cpu_to_node
-#define cpu_to_node(cpu) (0)
+#define cpu_to_node(cpu) ((void)(cpu),0)
#endif
#ifndef parent_node
-#define parent_node(node) (0)
+#define parent_node(node) ((void)(node),0)
#endif
#ifndef node_to_cpumask
-#define node_to_cpumask(node) (cpu_online_map)
+#define node_to_cpumask(node) ((void)node, cpu_online_map)
#endif
#ifndef node_to_first_cpu
-#define node_to_first_cpu(node) (0)
+#define node_to_first_cpu(node) ((void)(node),0)
#endif
#ifndef pcibus_to_node
-#define pcibus_to_node(node) (-1)
+#define pcibus_to_node(bus) ((void)(bus), -1)
#endif
#ifndef pcibus_to_cpumask