4 files changed, 7 insertions, 0 deletions
diff --git a/include/asm-x86_64/numa.h b/include/asm-x86_64/numa.h
index bcf55c3f7f7..d51e56fdc3d 100644
--- a/include/asm-x86_64/numa.h
+++ b/include/asm-x86_64/numa.h
@@ -17,6 +17,8 @@ extern void numa_add_cpu(int cpu);
 extern void numa_init_array(void);
 extern int numa_off;
 
+extern void numa_set_node(int cpu, int node);
+
 extern unsigned char apicid_to_node[256];
 
 #define NUMA_NO_NODE 0xff
diff --git a/include/asm-x86_64/pda.h b/include/asm-x86_64/pda.h
index bbf89aa8a1a..8733ccfa442 100644
--- a/include/asm-x86_64/pda.h
+++ b/include/asm-x86_64/pda.h
@@ -15,6 +15,7 @@ struct x8664_pda {
         int irqcount;		    /* Irq nesting counter. Starts with -1 */  	
 	int cpunumber;		    /* Logical CPU number */
 	char *irqstackptr;	/* top of irqstack */
+	int nodenumber;		    /* number of current node */
 	unsigned int __softirq_pending;
 	unsigned int __nmi_count;	/* number of NMI on this CPUs */
 	struct mm_struct *active_mm;
diff --git a/include/asm-x86_64/topology.h b/include/asm-x86_64/topology.h
index 1c603cd7e4d..d39ebd5263e 100644
--- a/include/asm-x86_64/topology.h
+++ b/include/asm-x86_64/topology.h
@@ -28,6 +28,8 @@ extern int __node_distance(int, int);
 #define pcibus_to_node(bus)		((long)(bus->sysdata))	
 #define pcibus_to_cpumask(bus)		node_to_cpumask(pcibus_to_node(bus));
 
+#define numa_node_id()			read_pda(nodenumber)
+
 /* sched_domains SD_NODE_INIT for x86_64 machines */
 #define SD_NODE_INIT (struct sched_domain) {		\
 	.span			= CPU_MASK_NONE,	\
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 57fc99c67c3..f3cffc354de 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -435,7 +435,9 @@ int lowmem_reserve_ratio_sysctl_handler(struct ctl_table *, int, struct file *,
 
 #include <linux/topology.h>
 /* Returns the number of the current Node. */
+#ifndef numa_node_id
 #define numa_node_id()		(cpu_to_node(raw_smp_processor_id()))
+#endif
 
 #ifndef CONFIG_NEED_MULTIPLE_NODES