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authorLinus Torvalds <torvalds@linux-foundation.org>2017-11-30 18:45:55 -0500
committerLinus Torvalds <torvalds@linux-foundation.org>2017-11-30 18:45:55 -0500
commit0cf710f8c6bc210b147b0625ddf2eec8cdb33f43 (patch)
tree45420f114f2d7e6522318459e2cb2d3146eaf137 /tools/power
parent9c41180be47a6c08105894e1289182995749fc9a (diff)
parent6981037442b05b192504fbc3c165cb240e01f6e2 (diff)
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Merge tag 'pm-4.15-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm
Pull power management fixes from Rafael Wysocki: - add missing module information to the Mediatek cpufreq driver module (Jesse Chan) - fix config dependencies for the Loongson cpufreq driver (James Hogan) - fix two issues related to CPU offline in the cpupower utility (Abhishek Goel). * tag 'pm-4.15-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: cpufreq: mediatek: add missing MODULE_DESCRIPTION/AUTHOR/LICENSE cpufreq: Add Loongson machine dependencies cpupower : Fix cpupower working when cpu0 is offline cpupowerutils: bench - Fix cpu online check
Diffstat (limited to 'tools/power')
-rw-r--r--tools/power/cpupower/bench/system.c2
-rw-r--r--tools/power/cpupower/utils/idle_monitor/cpuidle_sysfs.c9
2 files changed, 7 insertions, 4 deletions
diff --git a/tools/power/cpupower/bench/system.c b/tools/power/cpupower/bench/system.c
index c25a74ae51ba..2bb3eef7d5c1 100644
--- a/tools/power/cpupower/bench/system.c
+++ b/tools/power/cpupower/bench/system.c
@@ -61,7 +61,7 @@ int set_cpufreq_governor(char *governor, unsigned int cpu)
dprintf("set %s as cpufreq governor\n", governor);
- if (cpupower_is_cpu_online(cpu) != 0) {
+ if (cpupower_is_cpu_online(cpu) != 1) {
perror("cpufreq_cpu_exists");
fprintf(stderr, "error: cpu %u does not exist\n", cpu);
return -1;
diff --git a/tools/power/cpupower/utils/idle_monitor/cpuidle_sysfs.c b/tools/power/cpupower/utils/idle_monitor/cpuidle_sysfs.c
index 1b5da0066ebf..5b3205f16217 100644
--- a/tools/power/cpupower/utils/idle_monitor/cpuidle_sysfs.c
+++ b/tools/power/cpupower/utils/idle_monitor/cpuidle_sysfs.c
@@ -130,15 +130,18 @@ static struct cpuidle_monitor *cpuidle_register(void)
{
int num;
char *tmp;
+ int this_cpu;
+
+ this_cpu = sched_getcpu();
/* Assume idle state count is the same for all CPUs */
- cpuidle_sysfs_monitor.hw_states_num = cpuidle_state_count(0);
+ cpuidle_sysfs_monitor.hw_states_num = cpuidle_state_count(this_cpu);
if (cpuidle_sysfs_monitor.hw_states_num <= 0)
return NULL;
for (num = 0; num < cpuidle_sysfs_monitor.hw_states_num; num++) {
- tmp = cpuidle_state_name(0, num);
+ tmp = cpuidle_state_name(this_cpu, num);
if (tmp == NULL)
continue;
@@ -146,7 +149,7 @@ static struct cpuidle_monitor *cpuidle_register(void)
strncpy(cpuidle_cstates[num].name, tmp, CSTATE_NAME_LEN - 1);
free(tmp);
- tmp = cpuidle_state_desc(0, num);
+ tmp = cpuidle_state_desc(this_cpu, num);
if (tmp == NULL)
continue;
strncpy(cpuidle_cstates[num].desc, tmp, CSTATE_DESC_LEN - 1);