cpumask: Use accessors for cpu_*_mask: mips

Use the accessors rather than frobbing bits directly (the new versions
are const).

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Mike Travis <travis@sgi.com>
diff --git a/arch/mips/kernel/smp.c b/arch/mips/kernel/smp.c
index df2ace9..4eb106c 100644
--- a/arch/mips/kernel/smp.c
+++ b/arch/mips/kernel/smp.c
@@ -183,15 +183,15 @@
 	mp_ops->prepare_cpus(max_cpus);
 	set_cpu_sibling_map(0);
 #ifndef CONFIG_HOTPLUG_CPU
-	cpu_present_map = cpu_possible_map;
+	init_cpu_present(&cpu_possible_map);
 #endif
 }
 
 /* preload SMP state for boot cpu */
 void __devinit smp_prepare_boot_cpu(void)
 {
-	cpu_set(0, cpu_possible_map);
-	cpu_set(0, cpu_online_map);
+	set_cpu_possible(0, true);
+	set_cpu_online(0, true);
 	cpu_set(0, cpu_callin_map);
 }