Messages in this thread Patch in this message | | | From | Viresh Kumar <> | Subject | [PATCH 1/2] cpufreq: return early from __cpufreq_driver_getavg() | Date | Sat, 20 Oct 2012 01:42:05 +0530 |
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There is no need to do cpufreq_get_cpu() and cpufreq_put_cpu() for drivers that don't support getavg() routine.
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> --- drivers/cpufreq/cpufreq.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c index 85df538..f552d5f 100644 --- a/drivers/cpufreq/cpufreq.c +++ b/drivers/cpufreq/cpufreq.c @@ -1511,12 +1511,14 @@ int __cpufreq_driver_getavg(struct cpufreq_policy *policy, unsigned int cpu) { int ret = 0; + if (!(cpu_online(cpu) && cpufreq_driver->getavg)) + return 0; + policy = cpufreq_cpu_get(policy->cpu); if (!policy) return -EINVAL; - if (cpu_online(cpu) && cpufreq_driver->getavg) - ret = cpufreq_driver->getavg(policy, cpu); + ret = cpufreq_driver->getavg(policy, cpu); cpufreq_cpu_put(policy); return ret; -- 1.7.12.rc2.18.g61b472e
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