diff options
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/sched/cpufreq_schedutil.c | 8 | ||||
| -rw-r--r-- | kernel/time/clockevents.c | 21 |
2 files changed, 17 insertions, 12 deletions
diff --git a/kernel/sched/cpufreq_schedutil.c b/kernel/sched/cpufreq_schedutil.c index f8c45d30ec6d..eae7db21dc04 100644 --- a/kernel/sched/cpufreq_schedutil.c +++ b/kernel/sched/cpufreq_schedutil.c @@ -409,15 +409,15 @@ static inline struct sugov_tunables *to_sugov_tunables(struct gov_attr_set *attr return container_of(attr_set, struct sugov_tunables, attr_set); } -static ssize_t rate_limit_us_show(struct gov_attr_set *attr_set, char *buf) +static ssize_t show_rate_limit_us(struct gov_attr_set *attr_set, char *buf) { struct sugov_tunables *tunables = to_sugov_tunables(attr_set); return sprintf(buf, "%u\n", tunables->rate_limit_us); } -static ssize_t rate_limit_us_store(struct gov_attr_set *attr_set, const char *buf, - size_t count) +static ssize_t store_rate_limit_us(struct gov_attr_set *attr_set, + const char *buf, size_t count) { struct sugov_tunables *tunables = to_sugov_tunables(attr_set); struct sugov_policy *sg_policy; @@ -434,7 +434,7 @@ static ssize_t rate_limit_us_store(struct gov_attr_set *attr_set, const char *bu return count; } -static struct governor_attr rate_limit_us = __ATTR_RW(rate_limit_us); +gov_attr_rw(rate_limit_us); static struct attribute *sugov_attributes[] = { &rate_limit_us.attr, diff --git a/kernel/time/clockevents.c b/kernel/time/clockevents.c index 4237e0744e26..16c027e9cc73 100644 --- a/kernel/time/clockevents.c +++ b/kernel/time/clockevents.c @@ -280,17 +280,22 @@ static int clockevents_program_min_delta(struct clock_event_device *dev) static int clockevents_program_min_delta(struct clock_event_device *dev) { unsigned long long clc; - int64_t delta; + int64_t delta = 0; + int i; - delta = dev->min_delta_ns; - dev->next_event = ktime_add_ns(ktime_get(), delta); + for (i = 0; i < 10; i++) { + delta += dev->min_delta_ns; + dev->next_event = ktime_add_ns(ktime_get(), delta); - if (clockevent_state_shutdown(dev)) - return 0; + if (clockevent_state_shutdown(dev)) + return 0; - dev->retries++; - clc = ((unsigned long long) delta * dev->mult) >> dev->shift; - return dev->set_next_event((unsigned long) clc, dev); + dev->retries++; + clc = ((unsigned long long) delta * dev->mult) >> dev->shift; + if (dev->set_next_event((unsigned long) clc, dev) == 0) + return 0; + } + return -ETIME; } #endif /* CONFIG_GENERIC_CLOCKEVENTS_MIN_ADJUST */ |