Commit e9be7dd6 authored May 26, 2015 by Len Brown

tools/power turbostat: correctly decode of ENERGY_PERFORMANCE_BIAS



When EPB is 0xF, turbosat was incorrectly describing it as "custom"
instead of calling it "powersave":

< cpu0: MSR_IA32_ENERGY_PERF_BIAS: 0x0000000f (custom)
> cpu0: MSR_IA32_ENERGY_PERF_BIAS: 0x0000000f (powersave)

Signed-off-by: Len Brown <len.brown@intel.com>

parent fb5d4327

tools/power/x86/turbostat/turbostat.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -1919,7 +1919,7 @@ int print_epb(struct thread_data t, struct core_data c, struct pkg_data *p)
		if (get_msr(cpu, MSR_IA32_ENERGY_PERF_BIAS, &msr))
		return 0;

		switch (msr & 0x7) {
		switch (msr & 0xF) {
		case ENERGY_PERF_BIAS_PERFORMANCE:
		epb_string = "performance";
		break;