[LTP] [PATCH v3 2/4] lib: Introduce KCONFIG_SKIP_CHECK environment variable

[xuyang2018.jy@fujitsu.com]

Hi Cyril
> Hi!
>> This environment variable is designed to add kernel config check functionality
>> switch. So we can skip kconfig check completely and it is useful especially
>> for the embedded platforms that they don't have kernel config.
>>
>> Signed-off-by: Yang Xu<xuyang2018.jy@fujitsu.com>
>> ---
>>   doc/user-guide.txt |  1 +
>>   lib/tst_kconfig.c  | 20 ++++++++++++++++++++
>>   lib/tst_test.c     |  1 +
>>   3 files changed, 22 insertions(+)
>>
>> diff --git a/doc/user-guide.txt b/doc/user-guide.txt
>> index 494652618..864467f60 100644
>> --- a/doc/user-guide.txt
>> +++ b/doc/user-guide.txt
>> @@ -10,6 +10,7 @@ For running LTP network tests see `testcases/network/README.md`.
>>   |==============================================================================
>>   | 'KCONFIG_PATH'        | The path to the kernel config file, (if not set, it tries
>>                             the usual paths '/boot/config-RELEASE' or '/proc/config.gz').
>> +| 'KCONFIG_SKIP_CHECK'  | Skip kernel config check, the default is empty(don't skip).
>                                                                             ^
> 									   Space
> 									   here
> 									   please
>>   | 'LTPROOT'             | Prefix for installed LTP, the default is '/opt/ltp'.
>>   | 'LTP_COLORIZE_OUTPUT' | Force colorized output behaviour. 'y' or '1': always colorize
>>                             'n' or '0': never colorize.
>> diff --git a/lib/tst_kconfig.c b/lib/tst_kconfig.c
>> index 7d7aecfc1..e4264101d 100644
>> --- a/lib/tst_kconfig.c
>> +++ b/lib/tst_kconfig.c
>> @@ -15,6 +15,16 @@
>>   #include "tst_kconfig.h"
>>   #include "tst_bool_expr.h"
>>
>> +static int kconfig_check_skipped(void)
>                         ^
> 		       I would have named this same as the variable,
> 		       i.e. kconfig_skip_check()

Will fix these two comments in v5, thanks for your review.

Best Regards
Yang Xu
>
> Other that these two minor things:
>
> Reviewed-by: Cyril Hrubis<chrubis@suse.cz>
>