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-rw-r--r--kernel/hrtimer.c17
1 files changed, 6 insertions, 11 deletions
diff --git a/kernel/hrtimer.c b/kernel/hrtimer.c
index 5c69e996bd0..ce669174f35 100644
--- a/kernel/hrtimer.c
+++ b/kernel/hrtimer.c
@@ -90,7 +90,7 @@ static void hrtimer_get_softirq_time(struct hrtimer_cpu_base *base)
do {
seq = read_seqbegin(&xtime_lock);
xts = __current_kernel_time();
- tom = wall_to_monotonic;
+ tom = __get_wall_to_monotonic();
} while (read_seqretry(&xtime_lock, seq));
xtim = timespec_to_ktime(xts);
@@ -144,12 +144,8 @@ struct hrtimer_clock_base *lock_hrtimer_base(const struct hrtimer *timer,
static int hrtimer_get_target(int this_cpu, int pinned)
{
#ifdef CONFIG_NO_HZ
- if (!pinned && get_sysctl_timer_migration() && idle_cpu(this_cpu)) {
- int preferred_cpu = get_nohz_load_balancer();
-
- if (preferred_cpu >= 0)
- return preferred_cpu;
- }
+ if (!pinned && get_sysctl_timer_migration() && idle_cpu(this_cpu))
+ return get_nohz_timer_target();
#endif
return this_cpu;
}
@@ -612,7 +608,7 @@ static int hrtimer_reprogram(struct hrtimer *timer,
static void retrigger_next_event(void *arg)
{
struct hrtimer_cpu_base *base;
- struct timespec realtime_offset;
+ struct timespec realtime_offset, wtm;
unsigned long seq;
if (!hrtimer_hres_active())
@@ -620,10 +616,9 @@ static void retrigger_next_event(void *arg)
do {
seq = read_seqbegin(&xtime_lock);
- set_normalized_timespec(&realtime_offset,
- -wall_to_monotonic.tv_sec,
- -wall_to_monotonic.tv_nsec);
+ wtm = __get_wall_to_monotonic();
} while (read_seqretry(&xtime_lock, seq));
+ set_normalized_timespec(&realtime_offset, -wtm.tv_sec, -wtm.tv_nsec);
base = &__get_cpu_var(hrtimer_bases);