x86-64, NUMA: Kill {acpi|amd|dummy}_scan_nodes()

They are empty now.  Kill them.

Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Yinghai Lu <yinghai@kernel.org>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Cyrill Gorcunov <gorcunov@gmail.com>
Cc: Shaohui Zheng <shaohui.zheng@intel.com>
Cc: David Rientjes <rientjes@google.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: H. Peter Anvin <hpa@linux.intel.com>

1 files changed, 0 insertions, 11 deletions

diff --git a/arch/x86/mm/numa_64.c b/arch/x86/mm/numa_64.c
index 748c6b5bff6d..e211c005f5e1 100644
--- a/arch/x86/mm/numa_64.c
+++ b/arch/x86/mm/numa_64.c
@@ -772,25 +772,17 @@ static int dummy_numa_init(void)
         return 0;
 }
 
-static int dummy_scan_nodes(void)
-{
-        return 0;
-}
-
 void __init initmem_init(void)
 {
         int (*numa_init[])(void) = { [2] = dummy_numa_init };
-        int (*scan_nodes[])(void) = { [2] = dummy_scan_nodes };
         int i, j;
 
         if (!numa_off) {
 #ifdef CONFIG_ACPI_NUMA
                 numa_init[0] = x86_acpi_numa_init;
-                scan_nodes[0] = acpi_scan_nodes;
 #endif
 #ifdef CONFIG_AMD_NUMA
                 numa_init[1] = amd_numa_init;
-                scan_nodes[1] = amd_scan_nodes;
 #endif
         }
 
@@ -834,9 +826,6 @@ void __init initmem_init(void)
                 if (numa_register_memblks() < 0)
                         continue;
 
-                if (scan_nodes[i]() < 0)
-                        continue;
-
                 for (j = 0; j < nr_cpu_ids; j++) {
                         int nid = early_cpu_to_node(j);