selftests: harness: Validate that explicit kselftest exitcodes are handled
The test programs can directly call exit with one of the KSFT_* constants.
Add tests for this functionality.
Signed-off-by: Thomas Weißschuh <thomas.weissschuh@linutronix.de>
Link: https://lore.kernel.org/r/20260302-kselftest-harness-v2-2-3143aa41d989@linutronix.de
Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
authored by