selftests/powerpc: Skip tm-trap if transactional memory is not enabled

[Michael Ellerman]

On Mon, 2018-02-26 at 02:19:26 UTC, Michael Ellerman wrote:
> Some processor revisions do not support transactional memory, and
> additionally kernel support can be disabled. In either case the
> tm-trap test should be skipped, otherwise it will fail with a SIGILL.
> 
> Fixes: a08082f8e4e1 ("powerpc/selftests: Check endianness on trap in TM")
> Signed-off-by: Michael Ellerman <mpe at ellerman.id.au>

Applied to powerpc fixes.

https://git.kernel.org/powerpc/c/192b2e742c06af399e8eecb4a17265

cheers