static void get_all_cpu_stat(struct kernel_cpustat *cpu_stat)
{
int i;
if (!cpu_stat)
return;
memset(cpu_stat, 0, sizeof(struct kernel_cpustat));
for_each_possible_cpu(i) {
cpu_stat->cpustat[CPUTIME_USER] += kcpustat_cpu(i).cpustat[CPUTIME_USER];
cpu_stat->cpustat[CPUTIME_NICE] += kcpustat_cpu(i).cpustat[CPUTIME_NICE];
cpu_stat->cpustat[CPUTIME_SYSTEM] += kcpustat_cpu(i).cpustat[CPUTIME_SYSTEM];
cpu_stat->cpustat[CPUTIME_IDLE] += get_idle_time(i);
cpu_stat->cpustat[CPUTIME_IOWAIT] += get_iowait_time(i);
cpu_stat->cpustat[CPUTIME_IRQ] += kcpustat_cpu(i).cpustat[CPUTIME_IRQ];
cpu_stat->cpustat[CPUTIME_SOFTIRQ] += kcpustat_cpu(i).cpustat[CPUTIME_SOFTIRQ];
cpu_stat->cpustat[CPUTIME_STEAL] += kcpustat_cpu(i).cpustat[CPUTIME_STEAL];
cpu_stat->cpustat[CPUTIME_GUEST] += kcpustat_cpu(i).cpustat[CPUTIME_GUEST];
cpu_stat->cpustat[CPUTIME_GUEST_NICE] += kcpustat_cpu(i).cpustat[CPUTIME_GUEST_NICE];
}
}
static int show_stat(struct seq_file *p, void *v)
{
int i, j;
unsigned long jif;
u64 user, nice, system, idle, iowait, irq, softirq, steal;
u64 guest, guest_nice;
u64 sum = 0;
u64 sum_softirq = 0;
unsigned int per_softirq_sums[NR_SOFTIRQS] = {0};
struct timespec boottime;
user = nice = system = idle = iowait =
irq = softirq = steal = 0;
guest = guest_nice = 0;
getboottime(&boottime);
jif = boottime.tv_sec;
for_each_possible_cpu(i) {
user += kcpustat_cpu(i).cpustat[CPUTIME_USER];
nice += kcpustat_cpu(i).cpustat[CPUTIME_NICE];
system += kcpustat_cpu(i).cpustat[CPUTIME_SYSTEM];
idle += get_idle_time(i);
iowait += get_iowait_time(i);
irq += kcpustat_cpu(i).cpustat[CPUTIME_IRQ];
softirq += kcpustat_cpu(i).cpustat[CPUTIME_SOFTIRQ];
steal += kcpustat_cpu(i).cpustat[CPUTIME_STEAL];
guest += kcpustat_cpu(i).cpustat[CPUTIME_GUEST];
guest_nice += kcpustat_cpu(i).cpustat[CPUTIME_GUEST_NICE];
sum += kstat_cpu_irqs_sum(i);
sum += arch_irq_stat_cpu(i);
for (j = 0; j < NR_SOFTIRQS; j++) {
unsigned int softirq_stat = kstat_softirqs_cpu(j, i);
per_softirq_sums[j] += softirq_stat;
sum_softirq += softirq_stat;
}
}
sum += arch_irq_stat();
seq_puts(p, "cpu ");
seq_put_decimal_ull(p, ' ', cputime64_to_clock_t(user));
seq_put_decimal_ull(p, ' ', cputime64_to_clock_t(nice));
seq_put_decimal_ull(p, ' ', cputime64_to_clock_t(system));
seq_put_decimal_ull(p, ' ', cputime64_to_clock_t(idle));
seq_put_decimal_ull(p, ' ', cputime64_to_clock_t(iowait));
seq_put_decimal_ull(p, ' ', cputime64_to_clock_t(irq));
seq_put_decimal_ull(p, ' ', cputime64_to_clock_t(softirq));
seq_put_decimal_ull(p, ' ', cputime64_to_clock_t(steal));
seq_put_decimal_ull(p, ' ', cputime64_to_clock_t(guest));
seq_put_decimal_ull(p, ' ', cputime64_to_clock_t(guest_nice));
seq_putc(p, '\n');
for_each_online_cpu(i) {
/* Copy values here to work around gcc-2.95.3, gcc-2.96 */
user = kcpustat_cpu(i).cpustat[CPUTIME_USER];
nice = kcpustat_cpu(i).cpustat[CPUTIME_NICE];
system = kcpustat_cpu(i).cpustat[CPUTIME_SYSTEM];
idle = get_idle_time(i);
iowait = get_iowait_time(i);
irq = kcpustat_cpu(i).cpustat[CPUTIME_IRQ];
softirq = kcpustat_cpu(i).cpustat[CPUTIME_SOFTIRQ];
steal = kcpustat_cpu(i).cpustat[CPUTIME_STEAL];
guest = kcpustat_cpu(i).cpustat[CPUTIME_GUEST];
guest_nice = kcpustat_cpu(i).cpustat[CPUTIME_GUEST_NICE];
seq_printf(p, "cpu%d", i);
seq_put_decimal_ull(p, ' ', cputime64_to_clock_t(user));
seq_put_decimal_ull(p, ' ', cputime64_to_clock_t(nice));
seq_put_decimal_ull(p, ' ', cputime64_to_clock_t(system));
seq_put_decimal_ull(p, ' ', cputime64_to_clock_t(idle));
seq_put_decimal_ull(p, ' ', cputime64_to_clock_t(iowait));
seq_put_decimal_ull(p, ' ', cputime64_to_clock_t(irq));
seq_put_decimal_ull(p, ' ', cputime64_to_clock_t(softirq));
seq_put_decimal_ull(p, ' ', cputime64_to_clock_t(steal));
seq_put_decimal_ull(p, ' ', cputime64_to_clock_t(guest));
seq_put_decimal_ull(p, ' ', cputime64_to_clock_t(guest_nice));
seq_putc(p, '\n');
}
seq_printf(p, "intr %llu", (unsigned long long)sum);
/* sum again ? it could be updated? */
for_each_irq_nr(j)
seq_put_decimal_ull(p, ' ', kstat_irqs(j));
seq_printf(p,
"\nctxt %llu\n"
"btime %lu\n"
"processes %lu\n"
"procs_running %lu\n"
"procs_blocked %lu\n",
nr_context_switches(),
(unsigned long)jif,
total_forks,
nr_running(),
nr_iowait());
seq_printf(p, "softirq %llu", (unsigned long long)sum_softirq);
for (i = 0; i < NR_SOFTIRQS; i++)
seq_put_decimal_ull(p, ' ', per_softirq_sums[i]);
seq_putc(p, '\n');
return 0;
}
static int get_sys_cpu_usage_info_ex(void)
{
int nCoreIndex = 0, i;
for (i = 0; i < NO_CPU_CORES; i ++)
cpuloadings[i] = 0;
for_each_online_cpu(nCoreIndex) {
/* Get CPU Info */
cpu_index_list[nCoreIndex].u[CPU_USAGE_CURRENT_FIELD] = kcpustat_cpu(nCoreIndex).cpustat[CPUTIME_USER];
cpu_index_list[nCoreIndex].n[CPU_USAGE_CURRENT_FIELD] = kcpustat_cpu(nCoreIndex).cpustat[CPUTIME_NICE];
cpu_index_list[nCoreIndex].s[CPU_USAGE_CURRENT_FIELD] = kcpustat_cpu(nCoreIndex).cpustat[CPUTIME_SYSTEM];
cpu_index_list[nCoreIndex].i[CPU_USAGE_CURRENT_FIELD] = get_idle_time(nCoreIndex);
cpu_index_list[nCoreIndex].w[CPU_USAGE_CURRENT_FIELD] = get_iowait_time(nCoreIndex);
cpu_index_list[nCoreIndex].q[CPU_USAGE_CURRENT_FIELD] = kcpustat_cpu(nCoreIndex).cpustat[CPUTIME_IRQ];
cpu_index_list[nCoreIndex].sq[CPU_USAGE_CURRENT_FIELD] = kcpustat_cpu(nCoreIndex).cpustat[CPUTIME_SOFTIRQ];
/* Frame */
cpu_index_list[nCoreIndex].u[CPU_USAGE_FRAME_FIELD] = cpu_index_list[nCoreIndex].u[CPU_USAGE_CURRENT_FIELD] -
cpu_index_list[nCoreIndex].u[CPU_USAGE_SAVE_FIELD];
cpu_index_list[nCoreIndex].n[CPU_USAGE_FRAME_FIELD] = cpu_index_list[nCoreIndex].n[CPU_USAGE_CURRENT_FIELD] -
cpu_index_list[nCoreIndex].n[CPU_USAGE_SAVE_FIELD];
cpu_index_list[nCoreIndex].s[CPU_USAGE_FRAME_FIELD] = cpu_index_list[nCoreIndex].s[CPU_USAGE_CURRENT_FIELD] -
cpu_index_list[nCoreIndex].s[CPU_USAGE_SAVE_FIELD];
cpu_index_list[nCoreIndex].i[CPU_USAGE_FRAME_FIELD] = TRIMz_ex(cpu_index_list[nCoreIndex].tz,
(cpu_index_list[nCoreIndex].i[CPU_USAGE_CURRENT_FIELD] -
cpu_index_list[nCoreIndex].i[CPU_USAGE_SAVE_FIELD])) ;
cpu_index_list[nCoreIndex].w[CPU_USAGE_FRAME_FIELD] = cpu_index_list[nCoreIndex].w[CPU_USAGE_CURRENT_FIELD] -
cpu_index_list[nCoreIndex].w[CPU_USAGE_SAVE_FIELD];
cpu_index_list[nCoreIndex].q[CPU_USAGE_FRAME_FIELD] = cpu_index_list[nCoreIndex].q[CPU_USAGE_CURRENT_FIELD] -
cpu_index_list[nCoreIndex].q[CPU_USAGE_SAVE_FIELD] ;
cpu_index_list[nCoreIndex].sq[CPU_USAGE_FRAME_FIELD] = cpu_index_list[nCoreIndex].sq[CPU_USAGE_CURRENT_FIELD] -
cpu_index_list[nCoreIndex].sq[CPU_USAGE_SAVE_FIELD];
/* Total Frame */
cpu_index_list[nCoreIndex].tot_frme = cpu_index_list[nCoreIndex].u[CPU_USAGE_FRAME_FIELD] +
cpu_index_list[nCoreIndex].n[CPU_USAGE_FRAME_FIELD] +
cpu_index_list[nCoreIndex].s[CPU_USAGE_FRAME_FIELD] +
cpu_index_list[nCoreIndex].i[CPU_USAGE_FRAME_FIELD] +
cpu_index_list[nCoreIndex].w[CPU_USAGE_FRAME_FIELD] +
cpu_index_list[nCoreIndex].q[CPU_USAGE_FRAME_FIELD] +
cpu_index_list[nCoreIndex].sq[CPU_USAGE_FRAME_FIELD];
/* CPU Usage */
if (cpu_index_list[nCoreIndex].tot_frme > 0) {
cpuloadings[nCoreIndex] = (100-(((int)cpu_index_list[nCoreIndex].i[CPU_USAGE_FRAME_FIELD]*100)/(int)cpu_index_list[nCoreIndex].tot_frme));
} else {
/* CPU unplug case */
cpuloadings[nCoreIndex] = 0;
}
cpu_index_list[nCoreIndex].u[CPU_USAGE_SAVE_FIELD] = cpu_index_list[nCoreIndex].u[CPU_USAGE_CURRENT_FIELD];
cpu_index_list[nCoreIndex].n[CPU_USAGE_SAVE_FIELD] = cpu_index_list[nCoreIndex].n[CPU_USAGE_CURRENT_FIELD];
cpu_index_list[nCoreIndex].s[CPU_USAGE_SAVE_FIELD] = cpu_index_list[nCoreIndex].s[CPU_USAGE_CURRENT_FIELD];
cpu_index_list[nCoreIndex].i[CPU_USAGE_SAVE_FIELD] = cpu_index_list[nCoreIndex].i[CPU_USAGE_CURRENT_FIELD];
cpu_index_list[nCoreIndex].w[CPU_USAGE_SAVE_FIELD] = cpu_index_list[nCoreIndex].w[CPU_USAGE_CURRENT_FIELD];
cpu_index_list[nCoreIndex].q[CPU_USAGE_SAVE_FIELD] = cpu_index_list[nCoreIndex].q[CPU_USAGE_CURRENT_FIELD];
cpu_index_list[nCoreIndex].sq[CPU_USAGE_SAVE_FIELD] = cpu_index_list[nCoreIndex].sq[CPU_USAGE_CURRENT_FIELD];
THRML_LOG("CPU%d Frame:%lu USAGE:%d\n", nCoreIndex, cpu_index_list[nCoreIndex].tot_frme, cpuloadings[nCoreIndex]);
for (i=0 ; i<3 ; i++) {
THRML_LOG("Index %d [u:%lu] [n:%lu] [s:%lu] [i:%lu] [w:%lu] [q:%lu] [sq:%lu] \n",
i,
cpu_index_list[nCoreIndex].u[i],
cpu_index_list[nCoreIndex].n[i],
cpu_index_list[nCoreIndex].s[i],
cpu_index_list[nCoreIndex].i[i],
cpu_index_list[nCoreIndex].w[i],
cpu_index_list[nCoreIndex].q[i],
cpu_index_list[nCoreIndex].sq[i]);
}
}
return 0;
}
static int show_stat(struct seq_file *p, void *v)
{
int i, j;
unsigned long jif;
cputime64_t user, nice, system, idle, iowait, irq, softirq, steal;
cputime64_t guest, guest_nice;
u64 sum = 0;
u64 sum_softirq = 0;
unsigned int per_softirq_sums[NR_SOFTIRQS] = {0};
struct timespec boottime;
user = nice = system = idle = iowait =
irq = softirq = steal = cputime64_zero;
guest = guest_nice = cputime64_zero;
getboottime(&boottime);
jif = boottime.tv_sec;
for_each_possible_cpu(i) {
user = cputime64_add(user, kstat_cpu(i).cpustat.user);
nice = cputime64_add(nice, kstat_cpu(i).cpustat.nice);
system = cputime64_add(system, kstat_cpu(i).cpustat.system);
idle = cputime64_add(idle, get_idle_time(i));
iowait = cputime64_add(iowait, get_iowait_time(i));
irq = cputime64_add(irq, kstat_cpu(i).cpustat.irq);
softirq = cputime64_add(softirq, kstat_cpu(i).cpustat.softirq);
steal = cputime64_add(steal, kstat_cpu(i).cpustat.steal);
guest = cputime64_add(guest, kstat_cpu(i).cpustat.guest);
guest_nice = cputime64_add(guest_nice,
kstat_cpu(i).cpustat.guest_nice);
sum += kstat_cpu_irqs_sum(i);
sum += arch_irq_stat_cpu(i);
for (j = 0; j < NR_SOFTIRQS; j++) {
unsigned int softirq_stat = kstat_softirqs_cpu(j, i);
per_softirq_sums[j] += softirq_stat;
sum_softirq += softirq_stat;
}
}
sum += arch_irq_stat();
seq_printf(p, "cpu %llu %llu %llu %llu %llu %llu %llu %llu %llu "
"%llu\n",
(unsigned long long)cputime64_to_clock_t(user),
(unsigned long long)cputime64_to_clock_t(nice),
(unsigned long long)cputime64_to_clock_t(system),
(unsigned long long)cputime64_to_clock_t(idle),
(unsigned long long)cputime64_to_clock_t(iowait),
(unsigned long long)cputime64_to_clock_t(irq),
(unsigned long long)cputime64_to_clock_t(softirq),
(unsigned long long)cputime64_to_clock_t(steal),
(unsigned long long)cputime64_to_clock_t(guest),
(unsigned long long)cputime64_to_clock_t(guest_nice));
for_each_online_cpu(i) {
/* Copy values here to work around gcc-2.95.3, gcc-2.96 */
user = kstat_cpu(i).cpustat.user;
nice = kstat_cpu(i).cpustat.nice;
system = kstat_cpu(i).cpustat.system;
idle = get_idle_time(i);
iowait = get_iowait_time(i);
irq = kstat_cpu(i).cpustat.irq;
softirq = kstat_cpu(i).cpustat.softirq;
steal = kstat_cpu(i).cpustat.steal;
guest = kstat_cpu(i).cpustat.guest;
guest_nice = kstat_cpu(i).cpustat.guest_nice;
seq_printf(p,
"cpu%d %llu %llu %llu %llu %llu %llu %llu %llu %llu "
"%llu\n",
i,
(unsigned long long)cputime64_to_clock_t(user),
(unsigned long long)cputime64_to_clock_t(nice),
(unsigned long long)cputime64_to_clock_t(system),
(unsigned long long)cputime64_to_clock_t(idle),
(unsigned long long)cputime64_to_clock_t(iowait),
(unsigned long long)cputime64_to_clock_t(irq),
(unsigned long long)cputime64_to_clock_t(softirq),
(unsigned long long)cputime64_to_clock_t(steal),
(unsigned long long)cputime64_to_clock_t(guest),
(unsigned long long)cputime64_to_clock_t(guest_nice));
}
seq_printf(p, "intr %llu", (unsigned long long)sum);
/* sum again ? it could be updated? */
for_each_irq_nr(j)
seq_printf(p, " %u", kstat_irqs(j));
seq_printf(p,
"\nctxt %llu\n"
"btime %lu\n"
"processes %lu\n"
"procs_running %lu\n"
"procs_blocked %lu\n",
nr_context_switches(),
(unsigned long)jif,
total_forks,
nr_running(),
nr_iowait());
seq_printf(p, "softirq %llu", (unsigned long long)sum_softirq);
for (i = 0; i < NR_SOFTIRQS; i++)
seq_printf(p, " %u", per_softirq_sums[i]);
seq_putc(p, '\n');
return 0;
}