[hrtimer] Change resolution storage to ktime_t format

Change the storage format of the per base resolution to ktime_t to
make it easier accessible in the hrtimers code.

Change the resolution from (NSEC_PER_SEC/HZ) to TICK_NSEC as Roman
pointed out. TICK_NSEC is closer to the real resolution.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

1 files changed, 1 insertions, 2 deletions

diff --git a/kernel/hrtimer.c b/kernel/hrtimer.c
index e6e8278bcb18..76d759ce6231 100644
--- a/kernel/hrtimer.c
+++ b/kernel/hrtimer.c
@@ -518,9 +518,8 @@ int hrtimer_get_res(const clockid_t which_clock, struct timespec *tp)
 {
         struct hrtimer_base *bases;
 
-        tp->tv_sec = 0;
         bases = per_cpu(hrtimer_bases, raw_smp_processor_id());
-        tp->tv_nsec = bases[which_clock].resolution;
+        *tp = ktime_to_timespec(bases[which_clock].resolution);
 
         return 0;
 }