static unsigned long long prev_nsecs;
#ifdef CONFIG_UML_REAL_TIME_CLOCK
static long long delta; /* Deviation per interval */
static unsigned long long prev_nsecs;
#ifdef CONFIG_UML_REAL_TIME_CLOCK
static long long delta; /* Deviation per interval */
err = request_irq(TIMER_IRQ, um_timer, IRQF_DISABLED, "timer", NULL);
if(err != 0)
err = request_irq(TIMER_IRQ, um_timer, IRQF_DISABLED, "timer", NULL);
if(err != 0)