Re: [PATCH v2] cpupowerutils: bench - Fix cpu online check

From: Shuah Khan
Date: Tue Nov 07 2017 - 13:36:25 EST


On 11/07/2017 02:50 AM, Abhishek wrote:
> Hi,
>
> Can you please have a look at this also?
>
> Thanks and Regards,
> Abhishek Goel
> System Engineer
> IBM India Pvt. Ltd.
>

Same comment on top posting.

> On 11/07/2017 03:17 PM, Abhishek Goel wrote:
>> cpupower_is_cpu_online was incorrectly checking for 0. This patch fixes
>> this by checking for 1 when the cpu is online.
>>
>> Signed-off-by: Abhishek Goel <huntbag@xxxxxxxxxxxxxxxxxx>
>> ---
>> v2: Commit message rephrased.
>> ---
>> Â tools/power/cpupower/bench/system.c | 2 +-
>> Â 1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/tools/power/cpupower/bench/system.c b/tools/power/cpupower/bench/system.c
>> index c25a74a..2bb3eef 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)
>>
>> ÂÂÂÂÂ dprintf("set %s as cpufreq governor\n", governor);
>>
>> -ÂÂÂ if (cpupower_is_cpu_online(cpu) != 0) {
>> +ÂÂÂ if (cpupower_is_cpu_online(cpu) != 1) {
>> ÂÂÂÂÂÂÂÂÂ perror("cpufreq_cpu_exists");
>> ÂÂÂÂÂÂÂÂÂ fprintf(stderr, "error: cpu %u does not exist\n", cpu);
>> ÂÂÂÂÂÂÂÂÂ return -1;
>

Ths patch looks good to me. I still need it in my Inbox. Please send it
to me directly.

thanks,
-- Shuah