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| author | Gautham R Shenoy <ego@in.ibm.com> | 2006-10-26 16:20:58 +0530 |
|---|---|---|
| committer | Dave Jones <davej@redhat.com> | 2006-11-06 19:16:34 -0500 |
| commit | e08f5f5bb5dfaaa28d69ffe37eb774533297657f (patch) | |
| tree | 3cda0e9a1d27c448fb4ceb81737eea695b17d2ed /drivers/cpufreq/cpufreq_conservative.c | |
| parent | 95625b8f19e1e030c7fe3c010407d90fa248c68f (diff) | |
| download | talos-obmc-linux-e08f5f5bb5dfaaa28d69ffe37eb774533297657f.tar.gz talos-obmc-linux-e08f5f5bb5dfaaa28d69ffe37eb774533297657f.zip | |
[CPUFREQ] Fix coding style issues in cpufreq.
Clean up cpufreq subsystem to fix coding style issues and to improve
the readability.
Signed-off-by: Gautham R Shenoy <ego@in.ibm.com>
Signed-off-by: Dave Jones <davej@redhat.com>
Diffstat (limited to 'drivers/cpufreq/cpufreq_conservative.c')
| -rw-r--r-- | drivers/cpufreq/cpufreq_conservative.c | 23 |
1 files changed, 15 insertions, 8 deletions
diff --git a/drivers/cpufreq/cpufreq_conservative.c b/drivers/cpufreq/cpufreq_conservative.c index 8fe13ec1e50b..29905b4bf8c8 100644 --- a/drivers/cpufreq/cpufreq_conservative.c +++ b/drivers/cpufreq/cpufreq_conservative.c @@ -44,15 +44,17 @@ * latency of the processor. The governor will work on any processor with * transition latency <= 10mS, using appropriate sampling * rate. - * For CPUs with transition latency > 10mS (mostly drivers with CPUFREQ_ETERNAL) - * this governor will not work. + * For CPUs with transition latency > 10mS (mostly drivers + * with CPUFREQ_ETERNAL), this governor will not work. * All times here are in uS. */ static unsigned int def_sampling_rate; #define MIN_SAMPLING_RATE_RATIO (2) /* for correct statistics, we need at least 10 ticks between each measure */ -#define MIN_STAT_SAMPLING_RATE (MIN_SAMPLING_RATE_RATIO * jiffies_to_usecs(10)) -#define MIN_SAMPLING_RATE (def_sampling_rate / MIN_SAMPLING_RATE_RATIO) +#define MIN_STAT_SAMPLING_RATE \ + (MIN_SAMPLING_RATE_RATIO * jiffies_to_usecs(10)) +#define MIN_SAMPLING_RATE \ + (def_sampling_rate / MIN_SAMPLING_RATE_RATIO) #define MAX_SAMPLING_RATE (500 * def_sampling_rate) #define DEF_SAMPLING_RATE_LATENCY_MULTIPLIER (1000) #define DEF_SAMPLING_DOWN_FACTOR (1) @@ -103,11 +105,16 @@ static struct dbs_tuners dbs_tuners_ins = { static inline unsigned int get_cpu_idle_time(unsigned int cpu) { - return kstat_cpu(cpu).cpustat.idle + + unsigned int add_nice = 0, ret; + + if (dbs_tuners_ins.ignore_nice) + add_nice = kstat_cpu(cpu).cpustat.nice; + + ret = kstat_cpu(cpu).cpustat.idle + kstat_cpu(cpu).cpustat.iowait + - ( dbs_tuners_ins.ignore_nice ? - kstat_cpu(cpu).cpustat.nice : - 0); + add_nice; + + return ret; } /************************** sysfs interface ************************/ |
