[PATCH] x86_64: Speed up numa_node_id by putting it directly into the PDA

Not go from the CPU number to an mapping array.
Mode number is often used now in fast paths.

This also adds a generic numa_node_id to all the topology includes

Suggested by Eric Dumazet

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/arch/x86_64/mm/srat.c b/arch/x86_64/mm/srat.c
index 4b2e844c15a7..c7aa08a58041 100644
--- a/arch/x86_64/mm/srat.c
+++ b/arch/x86_64/mm/srat.c
@@ -203,7 +203,7 @@ int __init acpi_scan_nodes(unsigned long start, unsigned long end)
                 if (cpu_to_node[i] == NUMA_NO_NODE)
                         continue;
                 if (!node_isset(cpu_to_node[i], nodes_parsed))
-                        cpu_to_node[i] = NUMA_NO_NODE; 
+                        numa_set_node(i, NUMA_NO_NODE);
         }
         numa_init_array();
         return 0;