[PATCH v2 7/7] asm-generic: numa: Remove the unused parent_node() macro

[Dou Liyang]

Commit a7be6e5a7f8d ("mm: drop useless local parameters of
__register_one_node()") removes the last user of parent_node().

The parent_node() macro in generic situation is unnecessary.

Remove it for cleanup.

Reported-by: Michael Ellerman <mpe@xxxxxxxxxxxxxx>
Signed-off-by: Dou Liyang <douly.fnst@xxxxxxxxxxxxxx>
Cc: Arnd Bergmann <arnd@xxxxxxxx>
Cc: linux-arch@xxxxxxxxxxxxxxx
---
 include/asm-generic/topology.h | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/include/asm-generic/topology.h b/include/asm-generic/topology.h
index 5d2add1..2388737 100644
--- a/include/asm-generic/topology.h
+++ b/include/asm-generic/topology.h
@@ -44,9 +44,6 @@
 #define cpu_to_mem(cpu)		((void)(cpu),0)
 #endif
 
-#ifndef parent_node
-#define parent_node(node)	((void)(node),0)
-#endif
 #ifndef cpumask_of_node
   #ifdef CONFIG_NEED_MULTIPLE_NODES
     #define cpumask_of_node(node)	((node) == 0 ? cpu_online_mask : cpu_none_mask)
-- 
2.5.5