This series is just a set of minor tweaks and improvements for the MTE tests that I did while working on the asymmetric mode support for userspace which seemed like they might be worth keeping even though the prctl() for asymmetric mode got removed. Mark Brown (4): kselftest/arm64: Handle more kselftest result codes in MTE helpers kselftest/arm64: Log unexpected asynchronous MTE faults kselftest/arm64: Refactor parameter checking in mte_switch_mode() kselftest/arm64: Add simple test for MTE prctl tools/testing/selftests/arm64/mte/.gitignore | 1 + .../testing/selftests/arm64/mte/check_prctl.c | 123 ++++++++++++++++++ .../selftests/arm64/mte/mte_common_util.c | 17 ++- .../selftests/arm64/mte/mte_common_util.h | 15 ++- 4 files changed, 151 insertions(+), 5 deletions(-) create mode 100644 tools/testing/selftests/arm64/mte/check_prctl.c base-commit: dfd42facf1e4ada021b939b4e19c935dcdd55566 -- 2.30.2