root/tools/testing/selftests/powerpc/copyloops/

[..]
  1. asm/
  2. copy_tofrom_user_reference.S
  3. copyuser_64.S
  4. copyuser_power7.S
  5. exc_validate.c
  6. memcpy_64.S
  7. memcpy_mcsafe_64.S
  8. memcpy_power7.S
  9. stubs.S
  10. validate.c
[..]