diff options
| -rw-r--r-- | xen/drivers/cpufreq/cpufreq_ondemand.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/xen/drivers/cpufreq/cpufreq_ondemand.c b/xen/drivers/cpufreq/cpufreq_ondemand.c index b3f9ab89e6..7fdba03c23 100644 --- a/xen/drivers/cpufreq/cpufreq_ondemand.c +++ b/xen/drivers/cpufreq/cpufreq_ondemand.c @@ -144,7 +144,7 @@ static void dbs_check_cpu(struct cpu_dbs_info_s *this_dbs_info) } /* Check for frequency increase */ - if (max_load_freq > dbs_tuners_ins.up_threshold * policy->cur) { + if (max_load_freq > (uint64_t) dbs_tuners_ins.up_threshold * policy->cur) { /* if we are already at full speed then break out early */ if (policy->cur == max) return; @@ -162,7 +162,8 @@ static void dbs_check_cpu(struct cpu_dbs_info_s *this_dbs_info) * can support the current CPU usage without triggering the up * policy. To be safe, we focus 10 points under the threshold. */ - if (max_load_freq < (dbs_tuners_ins.up_threshold - 10) * policy->cur) { + if (max_load_freq + < (uint64_t) (dbs_tuners_ins.up_threshold - 10) * policy->cur) { uint64_t freq_next; freq_next = max_load_freq / (dbs_tuners_ins.up_threshold - 10); @@ -246,7 +247,7 @@ int cpufreq_governor_dbs(struct cpufreq_policy *policy, unsigned int event) * is used for first time */ if ((dbs_enable == 1) && !dbs_tuners_ins.sampling_rate) { - def_sampling_rate = policy->cpuinfo.transition_latency * + def_sampling_rate = (uint64_t) policy->cpuinfo.transition_latency * DEF_SAMPLING_RATE_LATENCY_MULTIPLIER; if (def_sampling_rate < MIN_STAT_SAMPLING_RATE) |