Merge branch 'for-next/selftests' into for-next/core

* for-next/selftests:
  kselftest/arm64: Allow epoll_wait() to return more than one result
  kselftest/arm64: Don't drain output while spawning children
  kselftest/arm64: Hold fp-stress children until they're all spawned
  kselftest/arm64: Set test names prior to starting children
  kselftest/arm64: Use preferred form for predicate load/stores
  kselftest/arm64: fix array_size.cocci warning
  kselftest/arm64: fix array_size.cocci warning
  kselftest/arm64: Print ASCII version of unknown signal frame magic values
  kselftest/arm64: Remove validation of extra_context from TODO
  kselftest/arm64: Provide progress messages when signalling children
  kselftest/arm64: Check that all children are producing output in fp-stress