ppc64: Fix NUMA compile after cpu bitmasks merge

arch/ppc64/mm/numa.c

@@ -24,7 +24,7 @@
 int numa_cpu_lookup_table[NR_CPUS] = { [ 0 ... (NR_CPUS - 1)] = -1};
 int numa_memory_lookup_table[MAX_MEMORY >> MEMORY_INCREMENT_SHIFT] =
 	{ [ 0 ... ((MAX_MEMORY >> MEMORY_INCREMENT_SHIFT) - 1)] = -1};
-unsigned long numa_cpumask_lookup_table[MAX_NUMNODES];
+cpumask_t numa_cpumask_lookup_table[MAX_NUMNODES];
 int nr_cpus_in_node[MAX_NUMNODES] = { [0 ... (MAX_NUMNODES -1)] = 0};
 
 struct pglist_data node_data[MAX_NUMNODES];
@@ -34,8 +34,8 @@ static inline void map_cpu_to_node(int cpu, int node)
 {
 	dbg("cpu %d maps to domain %d\n", cpu, node);
 	numa_cpu_lookup_table[cpu] = node;
-	if (!(numa_cpumask_lookup_table[node] & 1UL << cpu)) {
-		numa_cpumask_lookup_table[node] |= 1UL << cpu;
+	if (!(cpu_isset(cpu, numa_cpumask_lookup_table[node]))) {
+		cpu_set(cpu, numa_cpumask_lookup_table[node]);
 		nr_cpus_in_node[node]++;
 	}
 }

include/asm-ppc64/mmzone.h

@@ -20,7 +20,7 @@ extern struct pglist_data node_data[];
 
 extern int numa_cpu_lookup_table[];
 extern int numa_memory_lookup_table[];
-extern unsigned long numa_cpumask_lookup_table[];
+extern cpumask_t numa_cpumask_lookup_table[];
 extern int nr_cpus_in_node[];
 
 #define MAX_MEMORY (1UL << 41)

include/asm-ppc64/topology.h

@@ -24,14 +24,16 @@ static inline int cpu_to_node(int cpu)
 
 #define parent_node(node)	(node)
 
-static inline unsigned long node_to_cpumask(int node)
+static inline cpumask_t node_to_cpumask(int node)
 {
 	return numa_cpumask_lookup_table[node];
 }
 
 static inline int node_to_first_cpu(int node)
 {
-	return __ffs(node_to_cpumask(node));
+	cpumask_t tmp;
+	tmp = node_to_cpumask(node);
+	return first_cpu(tmp);
 }
 
 #define node_to_memblk(node)	(node)