1 files changed, 2 insertions, 9 deletions

diff --git a/arch/powerpc/mm/mmu_context_nohash.c b/arch/powerpc/mm/mmu_context_nohash.c
index 5b63bd3da4a9..e779642c25e5 100644
--- a/arch/powerpc/mm/mmu_context_nohash.c
+++ b/arch/powerpc/mm/mmu_context_nohash.c
@@ -333,9 +333,7 @@ static int __cpuinit mmu_context_cpu_notify(struct notifier_block *self,
                                             unsigned long action, void *hcpu)
 {
         unsigned int cpu = (unsigned int)(long)hcpu;
-#ifdef CONFIG_HOTPLUG_CPU
-        struct task_struct *p;
-#endif
+
         /* We don't touch CPU 0 map, it's allocated at aboot and kept
          * around forever
          */
@@ -358,12 +356,7 @@ static int __cpuinit mmu_context_cpu_notify(struct notifier_block *self,
                 stale_map[cpu] = NULL;
 
                 /* We also clear the cpu_vm_mask bits of CPUs going away */
-                read_lock(&tasklist_lock);
-                for_each_process(p) {
-                        if (p->mm)
-                                cpumask_clear_cpu(cpu, mm_cpumask(p->mm));
-                }
-                read_unlock(&tasklist_lock);
+                clear_tasks_mm_cpumask(cpu);
         break;
 #endif /* CONFIG_HOTPLUG_CPU */
         }