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Lines 96-110
static struct dbs_tuners {
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static inline cputime64_t get_cpu_idle_time(unsigned int cpu) |
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static inline cputime64_t get_cpu_idle_time(unsigned int cpu) |
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{ |
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{ |
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cputime64_t retval; |
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cputime64_t idle_time; |
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cputime64_t cur_jiffies; |
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cputime64_t busy_time; |
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retval = cputime64_add(kstat_cpu(cpu).cpustat.idle, |
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cur_jiffies = jiffies64_to_cputime64(get_jiffies_64()); |
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kstat_cpu(cpu).cpustat.iowait); |
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busy_time = cputime64_add(kstat_cpu(cpu).cpustat.user, |
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kstat_cpu(cpu).cpustat.system); |
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if (dbs_tuners_ins.ignore_nice) |
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busy_time = cputime64_add(busy_time, kstat_cpu(cpu).cpustat.irq); |
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retval = cputime64_add(retval, kstat_cpu(cpu).cpustat.nice); |
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busy_time = cputime64_add(busy_time, kstat_cpu(cpu).cpustat.softirq); |
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busy_time = cputime64_add(busy_time, kstat_cpu(cpu).cpustat.steal); |
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return retval; |
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if (!dbs_tuners_ins.ignore_nice) { |
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busy_time = cputime64_add(busy_time, |
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kstat_cpu(cpu).cpustat.nice); |
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} |
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idle_time = cputime64_sub(cur_jiffies, busy_time); |
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return idle_time; |
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} |
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} |
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/* |
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/* |
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Lines 339-345
static void dbs_check_cpu(struct cpu_dbs_info_s *this_dbs_info)
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cur_jiffies = jiffies64_to_cputime64(get_jiffies_64()); |
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cur_jiffies = jiffies64_to_cputime64(get_jiffies_64()); |
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total_ticks = (unsigned int) cputime64_sub(cur_jiffies, |
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total_ticks = (unsigned int) cputime64_sub(cur_jiffies, |
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this_dbs_info->prev_cpu_wall); |
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this_dbs_info->prev_cpu_wall); |
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this_dbs_info->prev_cpu_wall = cur_jiffies; |
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this_dbs_info->prev_cpu_wall = get_jiffies_64(); |
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if (!total_ticks) |
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if (!total_ticks) |
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return; |
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return; |
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/* |
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/* |