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Diffstat (limited to 'tools/power/cpupower/utils/idle_monitor/cpupower-monitor.h')
-rw-r--r--tools/power/cpupower/utils/idle_monitor/cpupower-monitor.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/tools/power/cpupower/utils/idle_monitor/cpupower-monitor.h b/tools/power/cpupower/utils/idle_monitor/cpupower-monitor.h
index 9312ee1f2db..9e43f3371fb 100644
--- a/tools/power/cpupower/utils/idle_monitor/cpupower-monitor.h
+++ b/tools/power/cpupower/utils/idle_monitor/cpupower-monitor.h
@@ -65,4 +65,21 @@ extern long long timespec_diff_us(struct timespec start, struct timespec end);
"could be inaccurate\n"), mes, ov); \
}
+
+/* Taken over from x86info project sources -> return 0 on success */
+#include <sched.h>
+#include <sys/types.h>
+#include <unistd.h>
+static inline int bind_cpu(int cpu)
+{
+ cpu_set_t set;
+
+ if (sched_getaffinity(getpid(), sizeof(set), &set) == 0) {
+ CPU_ZERO(&set);
+ CPU_SET(cpu, &set);
+ return sched_setaffinity(getpid(), sizeof(set), &set);
+ }
+ return 1;
+}
+
#endif /* __CPUIDLE_INFO_HW__ */