cpupowerutils: idle_monitor - ConfigStyle bugfixes
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
This commit is contained in:
parent
6c2b818551
commit
b510b54127
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@ -104,7 +104,7 @@ static int amd_fam14h_get_pci_info(struct cstate *state,
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unsigned int *enable_bit,
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unsigned int cpu)
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{
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switch(state->id) {
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switch (state->id) {
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case NON_PC0:
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*enable_bit = PCI_NON_PC0_ENABLE_BIT;
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*pci_offset = PCI_NON_PC0_OFFSET;
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@ -177,7 +177,7 @@ static int amd_fam14h_disable(cstate_t *state, unsigned int cpu)
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/* was the bit whether NBP1 got entered set? */
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nbp1_entered = (val & (1 << PCI_NBP1_ACTIVE_BIT)) |
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(val & (1 << PCI_NBP1_ENTERED_BIT));
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dprint("NBP1 was %sentered - 0x%x - enable_bit: "
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"%d - pci_offset: 0x%x\n",
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nbp1_entered ? "" : "not ",
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@ -214,7 +214,7 @@ static int fam14h_get_count_percent(unsigned int id, double *percent,
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unsigned int cpu)
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{
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unsigned long diff;
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if (id >= AMD_FAM14H_STATE_NUM)
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return -1;
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/* residency count in 80ns -> divide through 12.5 to get us residency */
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@ -236,9 +236,8 @@ static int amd_fam14h_start(void)
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int num, cpu;
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clock_gettime(CLOCK_REALTIME, &start_time);
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for (num = 0; num < AMD_FAM14H_STATE_NUM; num++) {
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for (cpu = 0; cpu < cpu_count; cpu++) {
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for (cpu = 0; cpu < cpu_count; cpu++)
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amd_fam14h_init(&amd_fam14h_cstates[num], cpu);
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}
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}
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#ifdef DEBUG
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clock_gettime(CLOCK_REALTIME, &dbg_time);
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@ -257,9 +256,8 @@ static int amd_fam14h_stop(void)
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clock_gettime(CLOCK_REALTIME, &end_time);
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for (num = 0; num < AMD_FAM14H_STATE_NUM; num++) {
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for (cpu = 0; cpu < cpu_count; cpu++) {
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for (cpu = 0; cpu < cpu_count; cpu++)
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amd_fam14h_disable(&amd_fam14h_cstates[num], cpu);
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}
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}
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#ifdef DEBUG
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clock_gettime(CLOCK_REALTIME, &dbg_time);
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@ -281,8 +279,8 @@ static int is_nbp1_capable(void)
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return val & (1 << 31);
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}
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struct cpuidle_monitor* amd_fam14h_register(void) {
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struct cpuidle_monitor *amd_fam14h_register(void)
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{
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int num;
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if (cpupower_cpu_info.vendor != X86_VENDOR_AMD)
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@ -299,9 +297,9 @@ struct cpuidle_monitor* amd_fam14h_register(void) {
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/* We do not alloc for nbp1 machine wide counter */
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for (num = 0; num < AMD_FAM14H_STATE_NUM - 1; num++) {
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previous_count[num] = calloc (cpu_count,
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previous_count[num] = calloc(cpu_count,
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sizeof(unsigned long long));
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current_count[num] = calloc (cpu_count,
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current_count[num] = calloc(cpu_count,
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sizeof(unsigned long long));
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}
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@ -36,10 +36,10 @@ static int cpuidle_get_count_percent(unsigned int id, double *percent,
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*percent = 0.0;
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else
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*percent = ((100.0 * statediff) / timediff);
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dprint("%s: - timediff: %llu - statediff: %llu - percent: %f (%u)\n",
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cpuidle_cstates[id].name, timediff, statediff, *percent, cpu);
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return 0;
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}
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@ -55,7 +55,6 @@ static int cpuidle_start(void)
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dprint("CPU %d - State: %d - Val: %llu\n",
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cpu, state, previous_count[cpu][state]);
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}
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};
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return 0;
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}
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@ -83,40 +82,51 @@ void fix_up_intel_idle_driver_name(char *tmp, int num)
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{
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/* fix up cpuidle name for intel idle driver */
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if (!strncmp(tmp, "NHM-", 4)) {
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switch(num) {
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case 1: strcpy(tmp, "C1");
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switch (num) {
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case 1:
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strcpy(tmp, "C1");
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break;
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case 2: strcpy(tmp, "C3");
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case 2:
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strcpy(tmp, "C3");
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break;
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case 3: strcpy(tmp, "C6");
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case 3:
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strcpy(tmp, "C6");
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break;
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}
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} else if (!strncmp(tmp, "SNB-", 4)) {
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switch(num) {
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case 1: strcpy(tmp, "C1");
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switch (num) {
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case 1:
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strcpy(tmp, "C1");
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break;
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case 2: strcpy(tmp, "C3");
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case 2:
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strcpy(tmp, "C3");
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break;
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case 3: strcpy(tmp, "C6");
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case 3:
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strcpy(tmp, "C6");
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break;
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case 4: strcpy(tmp, "C7");
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case 4:
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strcpy(tmp, "C7");
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break;
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}
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} else if (!strncmp(tmp, "ATM-", 4)) {
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switch(num) {
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case 1: strcpy(tmp, "C1");
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switch (num) {
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case 1:
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strcpy(tmp, "C1");
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break;
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case 2: strcpy(tmp, "C2");
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case 2:
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strcpy(tmp, "C2");
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break;
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case 3: strcpy(tmp, "C4");
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case 3:
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strcpy(tmp, "C4");
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break;
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case 4: strcpy(tmp, "C6");
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case 4:
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strcpy(tmp, "C6");
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break;
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}
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}
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}
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static struct cpuidle_monitor* cpuidle_register(void)
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static struct cpuidle_monitor *cpuidle_register(void)
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{
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int num;
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char *tmp;
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@ -127,7 +137,7 @@ static struct cpuidle_monitor* cpuidle_register(void)
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if (cpuidle_sysfs_monitor.hw_states_num == 0)
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return NULL;
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for (num = 0; num < cpuidle_sysfs_monitor.hw_states_num; num ++) {
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for (num = 0; num < cpuidle_sysfs_monitor.hw_states_num; num++) {
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tmp = sysfs_get_idlestate_name(0, num);
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if (tmp == NULL)
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continue;
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@ -144,17 +154,18 @@ static struct cpuidle_monitor* cpuidle_register(void)
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cpuidle_cstates[num].range = RANGE_THREAD;
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cpuidle_cstates[num].id = num;
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cpuidle_cstates[num].get_count_percent = cpuidle_get_count_percent;
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};
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cpuidle_cstates[num].get_count_percent =
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cpuidle_get_count_percent;
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};
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/* Free this at program termination */
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previous_count = malloc(sizeof (long long*) * cpu_count);
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current_count = malloc(sizeof (long long*) * cpu_count);
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previous_count = malloc(sizeof(long long *) * cpu_count);
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current_count = malloc(sizeof(long long *) * cpu_count);
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for (num = 0; num < cpu_count; num++) {
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previous_count[num] = malloc (sizeof(long long) *
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cpuidle_sysfs_monitor.hw_states_num);
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current_count[num] = malloc (sizeof(long long) *
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cpuidle_sysfs_monitor.hw_states_num);
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previous_count[num] = malloc(sizeof(long long) *
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cpuidle_sysfs_monitor.hw_states_num);
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current_count[num] = malloc(sizeof(long long) *
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cpuidle_sysfs_monitor.hw_states_num);
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}
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cpuidle_sysfs_monitor.name_len = strlen(cpuidle_sysfs_monitor.name);
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@ -24,7 +24,7 @@
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/* Define pointers to all monitors. */
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#define DEF(x) & x ## _monitor ,
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struct cpuidle_monitor * all_monitors[] = {
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struct cpuidle_monitor *all_monitors[] = {
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#include "idle_monitors.def"
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0
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};
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@ -76,19 +76,19 @@ void print_n_spaces(int n)
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int x;
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for (x = 0; x < n; x++)
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printf(" ");
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}
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}
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/* size of s must be at least n + 1 */
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int fill_string_with_spaces(char *s, int n)
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{
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int len = strlen(s);
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int len = strlen(s);
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if (len > n)
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return -1;
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for (; len < n; len++)
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s[len] = ' ';
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s[len] = '\0';
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for (; len < n; len++)
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s[len] = ' ';
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s[len] = '\0';
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return 0;
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}
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}
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void print_header(int topology_depth)
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{
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@ -107,7 +107,7 @@ void print_header(int topology_depth)
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- 1;
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if (mon != 0) {
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printf("|| ");
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need_len --;
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need_len--;
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}
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sprintf(buf, "%s", monitors[mon]->name);
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fill_string_with_spaces(buf, need_len);
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@ -169,26 +169,24 @@ void print_results(int topology_depth, int cpu)
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if (s.get_count_percent) {
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ret = s.get_count_percent(s.id, &percent,
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cpu_top.core_info[cpu].cpu);
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if (ret) {
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if (ret)
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printf("******");
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} else if (percent >= 100.0)
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else if (percent >= 100.0)
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printf("%6.1f", percent);
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else
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printf("%6.2f", percent);
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}
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else if (s.get_count) {
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} else if (s.get_count) {
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ret = s.get_count(s.id, &result,
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cpu_top.core_info[cpu].cpu);
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if (ret) {
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if (ret)
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printf("******");
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} else
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else
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printf("%6llu", result);
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}
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else {
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} else {
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printf(_("Monitor %s, Counter %s has no count "
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"function. Implementation error\n"),
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monitors[mon]->name, s.name);
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exit (EXIT_FAILURE);
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exit(EXIT_FAILURE);
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}
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}
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}
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@ -211,7 +209,7 @@ void print_results(int topology_depth, int cpu)
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* Monitors get sorted in the same order the user passes them
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*/
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static void parse_monitor_param(char* param)
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static void parse_monitor_param(char *param)
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{
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unsigned int num;
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int mon, hits = 0;
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@ -219,7 +217,7 @@ static void parse_monitor_param(char* param)
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struct cpuidle_monitor *tmp_mons[MONITORS_MAX];
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for (mon = 0; mon < MONITORS_MAX;mon++, tmp = NULL) {
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for (mon = 0; mon < MONITORS_MAX; mon++, tmp = NULL) {
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token = strtok(tmp, ",");
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if (token == NULL)
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break;
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@ -235,7 +233,7 @@ static void parse_monitor_param(char* param)
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tmp_mons[hits] = monitors[num];
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hits++;
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}
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}
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}
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}
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if (hits == 0) {
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printf(_("No matching monitor found in %s, "
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@ -244,20 +242,23 @@ static void parse_monitor_param(char* param)
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exit(EXIT_FAILURE);
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}
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/* Override detected/registerd monitors array with requested one */
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memcpy(monitors, tmp_mons, sizeof(struct cpuidle_monitor*) * MONITORS_MAX);
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memcpy(monitors, tmp_mons,
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sizeof(struct cpuidle_monitor *) * MONITORS_MAX);
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avail_monitors = hits;
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}
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void list_monitors(void) {
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void list_monitors(void)
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{
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unsigned int mon;
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int state;
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cstate_t s;
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for (mon = 0; mon < avail_monitors; mon++) {
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printf(_("Monitor \"%s\" (%d states) - Might overflow after %u "
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"s\n"), monitors[mon]->name, monitors[mon]->hw_states_num,
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monitors[mon]->overflow_s);
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"s\n"),
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monitors[mon]->name, monitors[mon]->hw_states_num,
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monitors[mon]->overflow_s);
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for (state = 0; state < monitors[mon]->hw_states_num; state++) {
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s = monitors[mon]->hw_states[state];
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/*
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@ -308,7 +309,8 @@ int fork_it(char **argv)
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timediff = timespec_diff_us(start, end);
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if (WIFEXITED(status))
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printf(_("%s took %.5f seconds and exited with status %d\n"),
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argv[0], timediff / (1000.0 * 1000), WEXITSTATUS(status));
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argv[0], timediff / (1000.0 * 1000),
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WEXITSTATUS(status));
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return 0;
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}
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@ -322,9 +324,9 @@ int do_interval_measure(int i)
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monitors[num]->start();
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}
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sleep(i);
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for (num = 0; num < avail_monitors; num++) {
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for (num = 0; num < avail_monitors; num++)
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monitors[num]->stop();
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}
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return 0;
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}
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@ -384,7 +386,7 @@ int cmd_monitor(int argc, char **argv)
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}
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dprint("System has up to %d CPU cores\n", cpu_count);
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for (num = 0; all_monitors[num]; num++) {
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dprint("Try to register: %s\n", all_monitors[num]->name);
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test_mon = all_monitors[num]->do_register();
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@ -438,9 +440,9 @@ int cmd_monitor(int argc, char **argv)
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print_results(1, cpu);
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}
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for (num = 0; num < avail_monitors; num++) {
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for (num = 0; num < avail_monitors; num++)
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monitors[num]->unregister();
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}
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cpu_topology_release(cpu_top);
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return 0;
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}
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@ -79,7 +79,7 @@ static int mperf_init_stats(unsigned int cpu)
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ret |= read_msr(cpu, MSR_MPERF, &val);
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mperf_previous_count[cpu] = val;
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is_valid[cpu] = !ret;
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return 0;
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}
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@ -93,7 +93,7 @@ static int mperf_measure_stats(unsigned int cpu)
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ret |= read_msr(cpu, MSR_MPERF, &val);
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mperf_current_count[cpu] = val;
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is_valid[cpu] = !ret;
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return 0;
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}
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@ -145,14 +145,14 @@ static int mperf_get_count_percent(unsigned int id, double *percent,
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if (id == Cx)
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*percent = 100.0 - *percent;
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dprint("%s: previous: %llu - current: %llu - (%u)\n", mperf_cstates[id].name,
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mperf_diff, aperf_diff, cpu);
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dprint("%s: previous: %llu - current: %llu - (%u)\n",
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mperf_cstates[id].name, mperf_diff, aperf_diff, cpu);
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dprint("%s: %f\n", mperf_cstates[id].name, *percent);
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return 0;
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}
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static int mperf_get_count_freq(unsigned int id, unsigned long long *count,
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unsigned int cpu)
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unsigned int cpu)
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{
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unsigned long long aperf_diff, mperf_diff;
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@ -206,8 +206,8 @@ static int mperf_stop(void)
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struct cpuidle_monitor mperf_monitor;
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struct cpuidle_monitor* mperf_register(void) {
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struct cpuidle_monitor *mperf_register(void)
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{
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unsigned long min;
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if (!(cpupower_cpu_info.caps & CPUPOWER_CAP_APERF))
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@ -221,21 +221,18 @@ struct cpuidle_monitor* mperf_register(void) {
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}
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/* Free this at program termination */
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is_valid = calloc(cpu_count, sizeof (int));
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mperf_previous_count = calloc (cpu_count,
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sizeof(unsigned long long));
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aperf_previous_count = calloc (cpu_count,
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sizeof(unsigned long long));
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mperf_current_count = calloc (cpu_count,
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sizeof(unsigned long long));
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aperf_current_count = calloc (cpu_count,
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sizeof(unsigned long long));
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is_valid = calloc(cpu_count, sizeof(int));
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mperf_previous_count = calloc(cpu_count, sizeof(unsigned long long));
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aperf_previous_count = calloc(cpu_count, sizeof(unsigned long long));
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mperf_current_count = calloc(cpu_count, sizeof(unsigned long long));
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aperf_current_count = calloc(cpu_count, sizeof(unsigned long long));
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mperf_monitor.name_len = strlen(mperf_monitor.name);
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return &mperf_monitor;
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}
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void mperf_unregister(void) {
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void mperf_unregister(void)
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{
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free(mperf_previous_count);
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free(aperf_previous_count);
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free(mperf_current_count);
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@ -69,11 +69,12 @@ static unsigned long long *current_count[NHM_CSTATE_COUNT];
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/* valid flag for all CPUs. If a MSR read failed it will be zero */
|
||||
static int *is_valid;
|
||||
|
||||
static int nhm_get_count(enum intel_nhm_id id, unsigned long long *val, unsigned int cpu)
|
||||
static int nhm_get_count(enum intel_nhm_id id, unsigned long long *val,
|
||||
unsigned int cpu)
|
||||
{
|
||||
int msr;
|
||||
|
||||
switch(id) {
|
||||
switch (id) {
|
||||
case C3:
|
||||
msr = MSR_CORE_C3_RESIDENCY;
|
||||
break;
|
||||
|
@ -106,12 +107,13 @@ static int nhm_get_count_percent(unsigned int id, double *percent,
|
|||
if (!is_valid[cpu])
|
||||
return -1;
|
||||
|
||||
*percent = (100.0 * (current_count[id][cpu] - previous_count[id][cpu])) /
|
||||
*percent = (100.0 *
|
||||
(current_count[id][cpu] - previous_count[id][cpu])) /
|
||||
(tsc_at_measure_end - tsc_at_measure_start);
|
||||
|
||||
dprint("%s: previous: %llu - current: %llu - (%u)\n", nhm_cstates[id].name,
|
||||
previous_count[id][cpu], current_count[id][cpu],
|
||||
cpu);
|
||||
dprint("%s: previous: %llu - current: %llu - (%u)\n",
|
||||
nhm_cstates[id].name, previous_count[id][cpu],
|
||||
current_count[id][cpu], cpu);
|
||||
|
||||
dprint("%s: tsc_diff: %llu - count_diff: %llu - percent: %2.f (%u)\n",
|
||||
nhm_cstates[id].name,
|
||||
|
@ -162,7 +164,8 @@ static int nhm_stop(void)
|
|||
|
||||
struct cpuidle_monitor intel_nhm_monitor;
|
||||
|
||||
struct cpuidle_monitor* intel_nhm_register(void) {
|
||||
struct cpuidle_monitor *intel_nhm_register(void)
|
||||
{
|
||||
int num;
|
||||
|
||||
if (cpupower_cpu_info.vendor != X86_VENDOR_INTEL)
|
||||
|
@ -175,19 +178,20 @@ struct cpuidle_monitor* intel_nhm_register(void) {
|
|||
return NULL;
|
||||
|
||||
/* Free this at program termination */
|
||||
is_valid = calloc(cpu_count, sizeof (int));
|
||||
is_valid = calloc(cpu_count, sizeof(int));
|
||||
for (num = 0; num < NHM_CSTATE_COUNT; num++) {
|
||||
previous_count[num] = calloc (cpu_count,
|
||||
sizeof(unsigned long long));
|
||||
current_count[num] = calloc (cpu_count,
|
||||
sizeof(unsigned long long));
|
||||
previous_count[num] = calloc(cpu_count,
|
||||
sizeof(unsigned long long));
|
||||
current_count[num] = calloc(cpu_count,
|
||||
sizeof(unsigned long long));
|
||||
}
|
||||
|
||||
intel_nhm_monitor.name_len = strlen(intel_nhm_monitor.name);
|
||||
return &intel_nhm_monitor;
|
||||
}
|
||||
|
||||
void intel_nhm_unregister(void) {
|
||||
void intel_nhm_unregister(void)
|
||||
{
|
||||
int num;
|
||||
|
||||
for (num = 0; num < NHM_CSTATE_COUNT; num++) {
|
||||
|
|
|
@ -58,11 +58,12 @@ static unsigned long long *current_count[SNB_CSTATE_COUNT];
|
|||
/* valid flag for all CPUs. If a MSR read failed it will be zero */
|
||||
static int *is_valid;
|
||||
|
||||
static int snb_get_count(enum intel_snb_id id, unsigned long long *val, unsigned int cpu)
|
||||
static int snb_get_count(enum intel_snb_id id, unsigned long long *val,
|
||||
unsigned int cpu)
|
||||
{
|
||||
int msr;
|
||||
|
||||
switch(id) {
|
||||
switch (id) {
|
||||
case C7:
|
||||
msr = MSR_CORE_C7_RESIDENCY;
|
||||
break;
|
||||
|
@ -91,18 +92,18 @@ static int snb_get_count_percent(unsigned int id, double *percent,
|
|||
if (!is_valid[cpu])
|
||||
return -1;
|
||||
|
||||
*percent = (100.0 * (current_count[id][cpu] - previous_count[id][cpu])) /
|
||||
*percent = (100.0 *
|
||||
(current_count[id][cpu] - previous_count[id][cpu])) /
|
||||
(tsc_at_measure_end - tsc_at_measure_start);
|
||||
|
||||
dprint("%s: previous: %llu - current: %llu - (%u)\n", snb_cstates[id].name,
|
||||
previous_count[id][cpu], current_count[id][cpu],
|
||||
cpu);
|
||||
dprint("%s: previous: %llu - current: %llu - (%u)\n",
|
||||
snb_cstates[id].name, previous_count[id][cpu],
|
||||
current_count[id][cpu], cpu);
|
||||
|
||||
dprint("%s: tsc_diff: %llu - count_diff: %llu - percent: %2.f (%u)\n",
|
||||
snb_cstates[id].name,
|
||||
(unsigned long long) tsc_at_measure_end - tsc_at_measure_start,
|
||||
current_count[id][cpu]
|
||||
- previous_count[id][cpu],
|
||||
current_count[id][cpu] - previous_count[id][cpu],
|
||||
*percent, cpu);
|
||||
|
||||
return 0;
|
||||
|
@ -141,8 +142,8 @@ static int snb_stop(void)
|
|||
|
||||
struct cpuidle_monitor intel_snb_monitor;
|
||||
|
||||
static struct cpuidle_monitor* snb_register(void) {
|
||||
|
||||
static struct cpuidle_monitor *snb_register(void)
|
||||
{
|
||||
int num;
|
||||
|
||||
if (cpupower_cpu_info.vendor != X86_VENDOR_INTEL
|
||||
|
@ -153,12 +154,12 @@ static struct cpuidle_monitor* snb_register(void) {
|
|||
&& cpupower_cpu_info.model != 0x2D)
|
||||
return NULL;
|
||||
|
||||
is_valid = calloc(cpu_count, sizeof (int));
|
||||
is_valid = calloc(cpu_count, sizeof(int));
|
||||
for (num = 0; num < SNB_CSTATE_COUNT; num++) {
|
||||
previous_count[num] = calloc (cpu_count,
|
||||
sizeof(unsigned long long));
|
||||
current_count[num] = calloc (cpu_count,
|
||||
sizeof(unsigned long long));
|
||||
previous_count[num] = calloc(cpu_count,
|
||||
sizeof(unsigned long long));
|
||||
current_count[num] = calloc(cpu_count,
|
||||
sizeof(unsigned long long));
|
||||
}
|
||||
intel_snb_monitor.name_len = strlen(intel_snb_monitor.name);
|
||||
return &intel_snb_monitor;
|
||||
|
|
Loading…
Reference in a new issue