[PATCH v14 00/15] selftests/powerpc: Add ptrace tests for ppc registers

[Michael Ellerman]

Cyril Bur <cyrilbur at gmail.com> writes:
> Its messy but I think the accepted solution for kselftests is to do:
>
> #include "../../../../../usr/include/linux/elf.h"
>
> which I believe will get the headers generated for the target by `make
> headers_install` and therefore should match that for which the
> kselftests are being compiled.

Don't put the path in the include line though, add it to CFLAGS.

See eg. tools/testing/selftests/powerpc/tm/Makefile:

tm-syscall: CFLAGS += -I../../../../../usr/include


cheers