Re: [PATCH v2 2/4] samples/bpf: Check the result of system()

[David Miller]

From: Taeung Song <treeze.taeung@xxxxxxxxx>
Date: Wed,  4 Jul 2018 22:36:37 +0900

> To avoid the below build warning message,
> use new generate_load() checking the return value.
> 
>   ignoring return value of ʽsystemʼ, declared with attribute warn_unused_result
> 
> And it also refactors the duplicate code of both
> test_perf_event_all_cpu() and test_perf_event_task()
> 
> Cc: Teng Qin <qinteng@xxxxxx>
> Signed-off-by: Taeung Song <treeze.taeung@xxxxxxxxx>

Acked-by: David S. Miller <davem@xxxxxxxxxxxxx>