diff options
Diffstat (limited to 'drivers/clocksource/arm_generic.c')
| -rw-r--r-- | drivers/clocksource/arm_generic.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/clocksource/arm_generic.c b/drivers/clocksource/arm_generic.c index c4d9f9566c64..8ae1a61523ff 100644 --- a/drivers/clocksource/arm_generic.c +++ b/drivers/clocksource/arm_generic.c @@ -109,7 +109,7 @@ static void __cpuinit arch_timer_setup(struct clock_event_device *clk) enable_percpu_irq(clk->irq, 0); - /* Ensure the physical counter is visible to userspace for the vDSO. */ + /* Ensure the virtual counter is visible to userspace for the vDSO. */ arch_counter_enable_user_access(); } @@ -127,7 +127,7 @@ static void __init arch_timer_calibrate(void) /* Cache the sched_clock multiplier to save a divide in the hot path. */ - sched_clock_mult = NSEC_PER_SEC / arch_timer_rate; + sched_clock_mult = DIV_ROUND_CLOSEST(NSEC_PER_SEC, arch_timer_rate); pr_info("Architected local timer running at %u.%02uMHz.\n", arch_timer_rate / 1000000, (arch_timer_rate / 10000) % 100); @@ -221,10 +221,10 @@ int __init arm_generic_timer_init(void) clocksource_register_hz(&clocksource_counter, arch_timer_rate); /* Calibrate the delay loop directly */ - lpj_fine = arch_timer_rate / HZ; + lpj_fine = DIV_ROUND_CLOSEST(arch_timer_rate, HZ); /* Immediately configure the timer on the boot CPU */ - arch_timer_setup(per_cpu_ptr(&arch_timer_evt, smp_processor_id())); + arch_timer_setup(this_cpu_ptr(&arch_timer_evt)); register_cpu_notifier(&arch_timer_cpu_nb); |