[PATCH] selftests/powerpc: Fix emit_tests to work with run_kselftest.sh

[Kees Cook]

On Thu, Sep 21, 2023 at 05:26:10PM +1000, Michael Ellerman wrote:
> In order to use run_kselftest.sh the list of tests must be emitted to
> populate kselftest-list.txt.
> 
> The powerpc Makefile is written to use EMIT_TESTS. But support for
> EMIT_TESTS was dropped in commit d4e59a536f50 ("selftests: Use runner.sh
> for emit targets"). Although prior to that commit a548de0fe8e1
> ("selftests: lib.mk: add test execute bit check to EMIT_TESTS") had
> already broken run_kselftest.sh for powerpc due to the executable check
> using the wrong path.
> 
> It can be fixed by replacing the EMIT_TESTS definitions with actual
> emit_tests rules in the powerpc Makefiles. This makes run_kselftest.sh
> able to run powerpc tests:
> 
>   $ cd linux
>   $ export ARCH=powerpc
>   $ export CROSS_COMPILE=powerpc64le-linux-gnu-
>   $ make headers
>   $ make -j -C tools/testing/selftests install
>   $ grep -c "^powerpc" tools/testing/selftests/kselftest_install/kselftest-list.txt
>   182
> 
> Fixes: d4e59a536f50 ("selftests: Use runner.sh for emit targets")
> Signed-off-by: Michael Ellerman <mpe at ellerman.id.au>

Reviewed-by: Kees Cook <keescook at chromium.org>

-- 
Kees Cook