Based on recent bugs found in the pkey infrastructure, this improves the test for execute-disabled pkeys and adds a new test for detecting inconsistencies with the pkey reported by the signal information upon getting a fault.
Previous versions can be found at: v1: https://lore.kernel.org/linuxppc-dev/cover.1594897099.git.sandi...@linux.ibm.com/ Changes in v2: - Added a wrapper for the gettid syscall based on suggestions from Michael and Christophe. Sandipan Das (6): selftests/powerpc: Move pkey helpers to headers selftests/powerpc: Add pkey helpers for rights selftests/powerpc: Harden test for execute-disabled pkeys selftests/powerpc: Add helper to exit on failure selftests/powerpc: Add wrapper for gettid selftests/powerpc: Add test for pkey siginfo verification .../testing/selftests/powerpc/include/pkeys.h | 136 +++++++ .../testing/selftests/powerpc/include/utils.h | 23 ++ tools/testing/selftests/powerpc/mm/.gitignore | 1 + tools/testing/selftests/powerpc/mm/Makefile | 5 +- .../selftests/powerpc/mm/pkey_exec_prot.c | 210 +++-------- .../selftests/powerpc/mm/pkey_siginfo.c | 332 ++++++++++++++++++ 6 files changed, 554 insertions(+), 153 deletions(-) create mode 100644 tools/testing/selftests/powerpc/include/pkeys.h create mode 100644 tools/testing/selftests/powerpc/mm/pkey_siginfo.c -- 2.25.1
