diff --git a/kernel/delayacct.c b/kernel/delayacct.c
index 228640f2b3d2..660549656991 100644
--- a/kernel/delayacct.c
+++ b/kernel/delayacct.c
@@ -82,19 +82,19 @@ void __delayacct_blkio_end(void)
 
 int __delayacct_add_tsk(struct taskstats *d, struct task_struct *tsk)
 {
-	cputime_t utime, stime, stimescaled, utimescaled;
+	u64 utime, stime, stimescaled, utimescaled;
 	unsigned long long t2, t3;
 	unsigned long flags, t1;
 	s64 tmp;
 
-	task_cputime_t(tsk, &utime, &stime);
+	task_cputime(tsk, &utime, &stime);
 	tmp = (s64)d->cpu_run_real_total;
-	tmp += cputime_to_nsecs(utime + stime);
+	tmp += utime + stime;
 	d->cpu_run_real_total = (tmp < (s64)d->cpu_run_real_total) ? 0 : tmp;
 
-	task_cputime_t_scaled(tsk, &utimescaled, &stimescaled);
+	task_cputime_scaled(tsk, &utimescaled, &stimescaled);
 	tmp = (s64)d->cpu_scaled_run_real_total;
-	tmp += cputime_to_nsecs(utimescaled + stimescaled);
+	tmp += utimescaled + stimescaled;
 	d->cpu_scaled_run_real_total =
 		(tmp < (s64)d->cpu_scaled_run_real_total) ? 0 : tmp;