account_user_time
account_user_time(tsk, cputime_to_nsecs(acct->utime));
account_user_time(tsk, cputime_to_nsecs(user));
extern void account_user_time(struct task_struct *, u64);
account_user_time(p, cputime);
account_user_time(p, cputime);
account_user_time(tsk, vtime->utime);