[PATCH] selftests/powerpc: Fix Makefiles for headers_install change

[Michael Ellerman]

Anders Roxell <anders.roxell at linaro.org> writes:
> On Fri, 28 Sep 2018 at 07:43, Michael Ellerman <mpe at ellerman.id.au> wrote:
>>
>> Commit b2d35fa5fc80 ("selftests: add headers_install to lib.mk")
>> introduced a requirement that Makefiles more than one level below the
>> selftests directory need to define top_srcdir, but it didn't update
>> any of the powerpc Makefiles.
>>
>> This broke building all the powerpc selftests with eg:
>>
>>   make[1]: Entering directory '/src/linux/tools/testing/selftests/powerpc'
>>   BUILD_TARGET=/src/linux/tools/testing/selftests/powerpc/alignment; mkdir -p $BUILD_TARGET; make OUTPUT=$BUILD_TARGET -k -C alignment all
>>   make[2]: Entering directory '/src/linux/tools/testing/selftests/powerpc/alignment'
>>   ../../lib.mk:20: ../../../../scripts/subarch.include: No such file or directory
>>   make[2]: *** No rule to make target '../../../../scripts/subarch.include'.
>>   make[2]: Failed to remake makefile '../../../../scripts/subarch.include'.
>>   Makefile:38: recipe for target 'alignment' failed
>>
>> Fix it by setting top_srcdir in the affected Makefiles.
>>
>> Fixes: b2d35fa5fc80 ("selftests: add headers_install to lib.mk")
>> Signed-off-by: Michael Ellerman <mpe at ellerman.id.au>
>
> oops, I'm sorry =/

No worries, it happens :)

> Reviewed-by: Anders Roxell <anders.roxell at linaro.org>

Thanks.

cheers