powerpc: Replace per_cpu(, smp_processor_id()) with __get_cpu_var()

Index: linux-cpumask/arch/powerpc/include/asm/cputime.h
===================================================================
@@ -73,10 +73,9 @@ static inline unsigned long cputime_to_j
 static inline cputime_t cputime_to_scaled(const cputime_t ct)
 {
 	if (cpu_has_feature(CPU_FTR_SPURR) &&
-	    per_cpu(cputime_last_delta, smp_processor_id()))
-		return ct *
-			per_cpu(cputime_scaled_last_delta, smp_processor_id())/
-			per_cpu(cputime_last_delta, smp_processor_id());
+	    __get_cpu_var(cputime_last_delta))
+		return ct * __get_cpu_var(cputime_scaled_last_delta) /
+			    __get_cpu_var(cputime_last_delta);
 	return ct;
 }
 

Index: linux-cpumask/arch/powerpc/kernel/time.c
===================================================================
@@ -265,8 +265,8 @@ void account_system_vtime(struct task_st
 		account_system_time(tsk, 0, delta, deltascaled);
 	else
 		account_idle_time(delta);
-	per_cpu(cputime_last_delta, smp_processor_id()) = delta;
-	per_cpu(cputime_scaled_last_delta, smp_processor_id()) = deltascaled;
+	__get_cpu_var(cputime_last_delta) = delta;
+	__get_cpu_var(cputime_scaled_last_delta) = deltascaled;
 	local_irq_restore(flags);
 }
 EXPORT_SYMBOL_GPL(account_system_vtime);