Re: [PATCH 2/3] selftests/resctrl: Return KSFT_SKIP(4) if resctrl filessystem is not supported or resctrl is not run as root

[Reinette Chatre <reinette.chatre@xxxxxxxxx>]

Hi Shaopeng Tan,

(subject line and commit message: filessystem -> file system)

On 11/10/2021 1:33 AM, Shaopeng Tan wrote:
> From: "Tan, Shaopeng" <tan.shaopeng@xxxxxxxxxxxxxx>
>
> To unify the return code of resctrl_tests with the return code of
> selftest set, return KSFT_SKIP (4) if resctrl filessystem is not
> supported or resctrl is not run as root.

Could you please elaborate how changing ksft_exit_fail_msg() to 
ksft_exit_skip() accomplishes the goal of unifying the return code? 
What is wrong with using ksft_exit_fail_msg()?

Reinette