[PATCH] x86_64: remove never used nodenumer in pda

[Yinghai Lu <Yinghai.Lu@Sun.COM>]

we don't need copy too. already have x86_cpu_to_node_map

Signed-off-by: Yinghai Lu <yinghai.lu@sun.com>

diff --git a/arch/x86/mm/numa_64.c b/arch/x86/mm/numa_64.c
index 1aecc65..69b33e3 100644
--- a/arch/x86/mm/numa_64.c
+++ b/arch/x86/mm/numa_64.c
@@ -546,8 +546,6 @@ void __cpuinit numa_set_node(int cpu, int node)
 {
 	int *cpu_to_node_map = x86_cpu_to_node_map_early_ptr;
 
-	cpu_pda(cpu)->nodenumber = node;
-
 	if(cpu_to_node_map)
 		cpu_to_node_map[cpu] = node;
 	else if(per_cpu_offset(cpu))
diff --git a/include/asm-x86/pda.h b/include/asm-x86/pda.h
index c0305bf..d9dc209 100644
--- a/include/asm-x86/pda.h
+++ b/include/asm-x86/pda.h
@@ -22,7 +22,6 @@ struct x8664_pda {
 					   offset 40!!! */
 #endif
 	char *irqstackptr;
-	unsigned int nodenumber;	/* number of current node */
 	unsigned int __softirq_pending;
 	unsigned int __nmi_count;	/* number of NMI on this CPUs */
 	short mmu_state;