From: Cristian Marussi <cristian.marussi@arm.com> To: linux-kselftest@vger.kernel.org, linux-arm-kernel@lists.infradead.org, shuah@kernel.org Cc: andreyknvl@google.com, dave.martin@arm.com, amit.kachhap@arm.com Subject: [PATCH v4 00/11] Add arm64/signal initial kselftest support Date: Fri, 30 Aug 2019 17:42:37 +0100 [thread overview] Message-ID: <20190830164248.16238-1-cristian.marussi@arm.com> (raw) Hi this patchset aims to add the initial arch-specific arm64 support to kselftest starting with signals-related test-cases. A common internal test-case layout is proposed which then it is anyway wired-up to the toplevel kselftest Makefile, so that it should be possible at the end to run it on an arm64 target in the usual way with KSFT. ~/linux# make TARGETS=arm64 kselftest New KSFT arm64 testcases live inside tools/testing/selftests/arm64 grouped by family inside subdirectories: arm64/signal is the first family proposed with this series. arm64/signal tests can be run via KSFT or standalone. Thanks Cristian Notes: ----- - further details in the included READMEs - more tests still to be written (current strategy is going through the related Kernel signal-handling code and write a test for each possible and sensible code-path) A few ideas for more TODO testcases: - fake_sigreturn_unmapped_sp: SP into unmapped addrs - fake_sigreturn_kernelspace_sp: SP into kernel addrs - fake_sigreturn_sve_bad_extra_context: SVE extra context badly formed - mangle_sve_invalid_extra_context: SVE extra_context invalid - SVE signal testcases and special handling will be part of an additional patch still to be released Changes: -------- v3-->v4: - rebased on v5.3-rc6 - added test descriptions - fixed commit messages (imperative mood) - added missing includes and removed unneeded ones - added/used new get_starting_head() helper - fixed/simplified signal.S::fakke_sigreturn() - added set_regval() macro and .init initialization func - better synchonization in get_current_context() - macroization of mangle_pstate_invalid_mode_el - splitted mangle_pstate_invalid_mode_el h/t - removed standalone mode - simplified CPU features checks - fixed/refactored get_header() and validation routines - simplfied docs v2-->v3: - rebased on v5.3-rc2 - better test result characterization looking for SEGV_ACCERR in si_code on SIGSEGV - using KSFT Framework macros for retvalues - removed SAFE_WRITE()/dump_uc: buggy, un-needed and unused - reviewed generation process of test_arm64_signals.sh runner script - re-added a fixed fake_sigreturn_misaligned_sp testcase and a properly extended fake_sigreturn() helper - added tests' TODO notes v1-->v2: - rebased on 5.2-rc7 - various makefile's cleanups - mixed READMEs fixes - fixed test_arm64_signals.sh runner script - cleaned up assembly code in signal.S - improved get_current_context() logic - fixed SAFE_WRITE() - common support code splitted into more chunks, each one introduced when needed by some new testcases - fixed some headers validation routines in testcases.c - removed some still broken/immature tests: + fake_sigreturn_misaligned + fake_sigreturn_overflow_reserved + mangle_pc_invalid + mangle_sp_misaligned - fixed some other testcases: + mangle_pstate_ssbs_regs: better checks of SSBS bit when feature unsupported + mangle_pstate_invalid_compat_toggle: name fix + mangle_pstate_invalid_mode_el[1-3]: precautionary zeroing PSTATE.MODE + fake_sigreturn_bad_magic, fake_sigreturn_bad_size, fake_sigreturn_bad_size_for_magic0: - accounting for available space...dropping extra when needed - keeping alignent - new testcases on FPSMID context: + fake_sigreturn_missing_fpsimd + fake_sigreturn_duplicated_fpsimd *** BLURB HERE *** Cristian Marussi (11): kselftest: arm64: add skeleton Makefile kselftest: arm64: add common utils and one testcase kselftest: arm64: mangle_pstate_invalid_daif_bits kselftest: arm64: mangle_pstate_invalid_mode_el[123][ht] kselftest: arm64: mangle_pstate_ssbs_regs kselftest: arm64: fake_sigreturn_bad_magic kselftest: arm64: fake_sigreturn_bad_size_for_magic0 kselftest: arm64: fake_sigreturn_missing_fpsimd kselftest: arm64: fake_sigreturn_duplicated_fpsimd kselftest: arm64: fake_sigreturn_bad_size kselftest: arm64: fake_sigreturn_misaligned_sp tools/testing/selftests/Makefile | 1 + tools/testing/selftests/arm64/Makefile | 51 +++ tools/testing/selftests/arm64/README | 20 + tools/testing/selftests/arm64/signal/Makefile | 50 +++ tools/testing/selftests/arm64/signal/README | 59 +++ .../testing/selftests/arm64/signal/signals.S | 62 +++ .../selftests/arm64/signal/test_signals.c | 29 ++ .../selftests/arm64/signal/test_signals.h | 123 ++++++ .../arm64/signal/test_signals_utils.c | 367 ++++++++++++++++++ .../arm64/signal/test_signals_utils.h | 16 + .../arm64/signal/testcases/.gitignore | 3 + .../testcases/fake_sigreturn_bad_magic.c | 54 +++ .../testcases/fake_sigreturn_bad_size.c | 77 ++++ .../fake_sigreturn_bad_size_for_magic0.c | 49 +++ .../fake_sigreturn_duplicated_fpsimd.c | 52 +++ .../testcases/fake_sigreturn_misaligned_sp.c | 37 ++ .../testcases/fake_sigreturn_missing_fpsimd.c | 50 +++ .../mangle_pstate_invalid_compat_toggle.c | 31 ++ .../mangle_pstate_invalid_daif_bits.c | 35 ++ .../mangle_pstate_invalid_mode_el1h.c | 15 + .../mangle_pstate_invalid_mode_el1t.c | 15 + .../mangle_pstate_invalid_mode_el2h.c | 15 + .../mangle_pstate_invalid_mode_el2t.c | 15 + .../mangle_pstate_invalid_mode_el3h.c | 15 + .../mangle_pstate_invalid_mode_el3t.c | 15 + .../mangle_pstate_invalid_mode_template.h | 28 ++ .../testcases/mangle_pstate_ssbs_regs.c | 69 ++++ .../arm64/signal/testcases/testcases.c | 179 +++++++++ .../arm64/signal/testcases/testcases.h | 90 +++++ 29 files changed, 1622 insertions(+) create mode 100644 tools/testing/selftests/arm64/Makefile create mode 100644 tools/testing/selftests/arm64/README create mode 100644 tools/testing/selftests/arm64/signal/Makefile create mode 100644 tools/testing/selftests/arm64/signal/README create mode 100644 tools/testing/selftests/arm64/signal/signals.S create mode 100644 tools/testing/selftests/arm64/signal/test_signals.c create mode 100644 tools/testing/selftests/arm64/signal/test_signals.h create mode 100644 tools/testing/selftests/arm64/signal/test_signals_utils.c create mode 100644 tools/testing/selftests/arm64/signal/test_signals_utils.h create mode 100644 tools/testing/selftests/arm64/signal/testcases/.gitignore create mode 100644 tools/testing/selftests/arm64/signal/testcases/fake_sigreturn_bad_magic.c create mode 100644 tools/testing/selftests/arm64/signal/testcases/fake_sigreturn_bad_size.c create mode 100644 tools/testing/selftests/arm64/signal/testcases/fake_sigreturn_bad_size_for_magic0.c create mode 100644 tools/testing/selftests/arm64/signal/testcases/fake_sigreturn_duplicated_fpsimd.c create mode 100644 tools/testing/selftests/arm64/signal/testcases/fake_sigreturn_misaligned_sp.c create mode 100644 tools/testing/selftests/arm64/signal/testcases/fake_sigreturn_missing_fpsimd.c create mode 100644 tools/testing/selftests/arm64/signal/testcases/mangle_pstate_invalid_compat_toggle.c create mode 100644 tools/testing/selftests/arm64/signal/testcases/mangle_pstate_invalid_daif_bits.c create mode 100644 tools/testing/selftests/arm64/signal/testcases/mangle_pstate_invalid_mode_el1h.c create mode 100644 tools/testing/selftests/arm64/signal/testcases/mangle_pstate_invalid_mode_el1t.c create mode 100644 tools/testing/selftests/arm64/signal/testcases/mangle_pstate_invalid_mode_el2h.c create mode 100644 tools/testing/selftests/arm64/signal/testcases/mangle_pstate_invalid_mode_el2t.c create mode 100644 tools/testing/selftests/arm64/signal/testcases/mangle_pstate_invalid_mode_el3h.c create mode 100644 tools/testing/selftests/arm64/signal/testcases/mangle_pstate_invalid_mode_el3t.c create mode 100644 tools/testing/selftests/arm64/signal/testcases/mangle_pstate_invalid_mode_template.h create mode 100644 tools/testing/selftests/arm64/signal/testcases/mangle_pstate_ssbs_regs.c create mode 100644 tools/testing/selftests/arm64/signal/testcases/testcases.c create mode 100644 tools/testing/selftests/arm64/signal/testcases/testcases.h -- 2.17.1
WARNING: multiple messages have this Message-ID (diff)
From: Cristian Marussi <cristian.marussi@arm.com> To: linux-kselftest@vger.kernel.org, linux-arm-kernel@lists.infradead.org, shuah@kernel.org Cc: amit.kachhap@arm.com, andreyknvl@google.com, dave.martin@arm.com Subject: [PATCH v4 00/11] Add arm64/signal initial kselftest support Date: Fri, 30 Aug 2019 17:42:37 +0100 [thread overview] Message-ID: <20190830164248.16238-1-cristian.marussi@arm.com> (raw) Hi this patchset aims to add the initial arch-specific arm64 support to kselftest starting with signals-related test-cases. A common internal test-case layout is proposed which then it is anyway wired-up to the toplevel kselftest Makefile, so that it should be possible at the end to run it on an arm64 target in the usual way with KSFT. ~/linux# make TARGETS=arm64 kselftest New KSFT arm64 testcases live inside tools/testing/selftests/arm64 grouped by family inside subdirectories: arm64/signal is the first family proposed with this series. arm64/signal tests can be run via KSFT or standalone. Thanks Cristian Notes: ----- - further details in the included READMEs - more tests still to be written (current strategy is going through the related Kernel signal-handling code and write a test for each possible and sensible code-path) A few ideas for more TODO testcases: - fake_sigreturn_unmapped_sp: SP into unmapped addrs - fake_sigreturn_kernelspace_sp: SP into kernel addrs - fake_sigreturn_sve_bad_extra_context: SVE extra context badly formed - mangle_sve_invalid_extra_context: SVE extra_context invalid - SVE signal testcases and special handling will be part of an additional patch still to be released Changes: -------- v3-->v4: - rebased on v5.3-rc6 - added test descriptions - fixed commit messages (imperative mood) - added missing includes and removed unneeded ones - added/used new get_starting_head() helper - fixed/simplified signal.S::fakke_sigreturn() - added set_regval() macro and .init initialization func - better synchonization in get_current_context() - macroization of mangle_pstate_invalid_mode_el - splitted mangle_pstate_invalid_mode_el h/t - removed standalone mode - simplified CPU features checks - fixed/refactored get_header() and validation routines - simplfied docs v2-->v3: - rebased on v5.3-rc2 - better test result characterization looking for SEGV_ACCERR in si_code on SIGSEGV - using KSFT Framework macros for retvalues - removed SAFE_WRITE()/dump_uc: buggy, un-needed and unused - reviewed generation process of test_arm64_signals.sh runner script - re-added a fixed fake_sigreturn_misaligned_sp testcase and a properly extended fake_sigreturn() helper - added tests' TODO notes v1-->v2: - rebased on 5.2-rc7 - various makefile's cleanups - mixed READMEs fixes - fixed test_arm64_signals.sh runner script - cleaned up assembly code in signal.S - improved get_current_context() logic - fixed SAFE_WRITE() - common support code splitted into more chunks, each one introduced when needed by some new testcases - fixed some headers validation routines in testcases.c - removed some still broken/immature tests: + fake_sigreturn_misaligned + fake_sigreturn_overflow_reserved + mangle_pc_invalid + mangle_sp_misaligned - fixed some other testcases: + mangle_pstate_ssbs_regs: better checks of SSBS bit when feature unsupported + mangle_pstate_invalid_compat_toggle: name fix + mangle_pstate_invalid_mode_el[1-3]: precautionary zeroing PSTATE.MODE + fake_sigreturn_bad_magic, fake_sigreturn_bad_size, fake_sigreturn_bad_size_for_magic0: - accounting for available space...dropping extra when needed - keeping alignent - new testcases on FPSMID context: + fake_sigreturn_missing_fpsimd + fake_sigreturn_duplicated_fpsimd *** BLURB HERE *** Cristian Marussi (11): kselftest: arm64: add skeleton Makefile kselftest: arm64: add common utils and one testcase kselftest: arm64: mangle_pstate_invalid_daif_bits kselftest: arm64: mangle_pstate_invalid_mode_el[123][ht] kselftest: arm64: mangle_pstate_ssbs_regs kselftest: arm64: fake_sigreturn_bad_magic kselftest: arm64: fake_sigreturn_bad_size_for_magic0 kselftest: arm64: fake_sigreturn_missing_fpsimd kselftest: arm64: fake_sigreturn_duplicated_fpsimd kselftest: arm64: fake_sigreturn_bad_size kselftest: arm64: fake_sigreturn_misaligned_sp tools/testing/selftests/Makefile | 1 + tools/testing/selftests/arm64/Makefile | 51 +++ tools/testing/selftests/arm64/README | 20 + tools/testing/selftests/arm64/signal/Makefile | 50 +++ tools/testing/selftests/arm64/signal/README | 59 +++ .../testing/selftests/arm64/signal/signals.S | 62 +++ .../selftests/arm64/signal/test_signals.c | 29 ++ .../selftests/arm64/signal/test_signals.h | 123 ++++++ .../arm64/signal/test_signals_utils.c | 367 ++++++++++++++++++ .../arm64/signal/test_signals_utils.h | 16 + .../arm64/signal/testcases/.gitignore | 3 + .../testcases/fake_sigreturn_bad_magic.c | 54 +++ .../testcases/fake_sigreturn_bad_size.c | 77 ++++ .../fake_sigreturn_bad_size_for_magic0.c | 49 +++ .../fake_sigreturn_duplicated_fpsimd.c | 52 +++ .../testcases/fake_sigreturn_misaligned_sp.c | 37 ++ .../testcases/fake_sigreturn_missing_fpsimd.c | 50 +++ .../mangle_pstate_invalid_compat_toggle.c | 31 ++ .../mangle_pstate_invalid_daif_bits.c | 35 ++ .../mangle_pstate_invalid_mode_el1h.c | 15 + .../mangle_pstate_invalid_mode_el1t.c | 15 + .../mangle_pstate_invalid_mode_el2h.c | 15 + .../mangle_pstate_invalid_mode_el2t.c | 15 + .../mangle_pstate_invalid_mode_el3h.c | 15 + .../mangle_pstate_invalid_mode_el3t.c | 15 + .../mangle_pstate_invalid_mode_template.h | 28 ++ .../testcases/mangle_pstate_ssbs_regs.c | 69 ++++ .../arm64/signal/testcases/testcases.c | 179 +++++++++ .../arm64/signal/testcases/testcases.h | 90 +++++ 29 files changed, 1622 insertions(+) create mode 100644 tools/testing/selftests/arm64/Makefile create mode 100644 tools/testing/selftests/arm64/README create mode 100644 tools/testing/selftests/arm64/signal/Makefile create mode 100644 tools/testing/selftests/arm64/signal/README create mode 100644 tools/testing/selftests/arm64/signal/signals.S create mode 100644 tools/testing/selftests/arm64/signal/test_signals.c create mode 100644 tools/testing/selftests/arm64/signal/test_signals.h create mode 100644 tools/testing/selftests/arm64/signal/test_signals_utils.c create mode 100644 tools/testing/selftests/arm64/signal/test_signals_utils.h create mode 100644 tools/testing/selftests/arm64/signal/testcases/.gitignore create mode 100644 tools/testing/selftests/arm64/signal/testcases/fake_sigreturn_bad_magic.c create mode 100644 tools/testing/selftests/arm64/signal/testcases/fake_sigreturn_bad_size.c create mode 100644 tools/testing/selftests/arm64/signal/testcases/fake_sigreturn_bad_size_for_magic0.c create mode 100644 tools/testing/selftests/arm64/signal/testcases/fake_sigreturn_duplicated_fpsimd.c create mode 100644 tools/testing/selftests/arm64/signal/testcases/fake_sigreturn_misaligned_sp.c create mode 100644 tools/testing/selftests/arm64/signal/testcases/fake_sigreturn_missing_fpsimd.c create mode 100644 tools/testing/selftests/arm64/signal/testcases/mangle_pstate_invalid_compat_toggle.c create mode 100644 tools/testing/selftests/arm64/signal/testcases/mangle_pstate_invalid_daif_bits.c create mode 100644 tools/testing/selftests/arm64/signal/testcases/mangle_pstate_invalid_mode_el1h.c create mode 100644 tools/testing/selftests/arm64/signal/testcases/mangle_pstate_invalid_mode_el1t.c create mode 100644 tools/testing/selftests/arm64/signal/testcases/mangle_pstate_invalid_mode_el2h.c create mode 100644 tools/testing/selftests/arm64/signal/testcases/mangle_pstate_invalid_mode_el2t.c create mode 100644 tools/testing/selftests/arm64/signal/testcases/mangle_pstate_invalid_mode_el3h.c create mode 100644 tools/testing/selftests/arm64/signal/testcases/mangle_pstate_invalid_mode_el3t.c create mode 100644 tools/testing/selftests/arm64/signal/testcases/mangle_pstate_invalid_mode_template.h create mode 100644 tools/testing/selftests/arm64/signal/testcases/mangle_pstate_ssbs_regs.c create mode 100644 tools/testing/selftests/arm64/signal/testcases/testcases.c create mode 100644 tools/testing/selftests/arm64/signal/testcases/testcases.h -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next reply other threads:[~2019-08-30 16:43 UTC|newest] Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-08-30 16:42 Cristian Marussi [this message] 2019-08-30 16:42 ` [PATCH v4 00/11] Add arm64/signal initial kselftest support Cristian Marussi 2019-08-30 16:42 ` [PATCH v4 01/11] kselftest: arm64: add skeleton Makefile Cristian Marussi 2019-08-30 16:42 ` Cristian Marussi 2019-08-30 16:42 ` [PATCH v4 02/11] kselftest: arm64: add common utils and one testcase Cristian Marussi 2019-08-30 16:42 ` Cristian Marussi 2019-08-30 16:42 ` [PATCH v4 03/11] kselftest: arm64: mangle_pstate_invalid_daif_bits Cristian Marussi 2019-08-30 16:42 ` Cristian Marussi 2019-08-30 16:42 ` [PATCH v4 04/11] kselftest: arm64: mangle_pstate_invalid_mode_el[123][ht] Cristian Marussi 2019-08-30 16:42 ` Cristian Marussi 2019-08-30 16:42 ` [PATCH v4 05/11] kselftest: arm64: mangle_pstate_ssbs_regs Cristian Marussi 2019-08-30 16:42 ` Cristian Marussi 2019-08-30 16:42 ` [PATCH v4 06/11] kselftest: arm64: fake_sigreturn_bad_magic Cristian Marussi 2019-08-30 16:42 ` Cristian Marussi 2019-08-30 16:42 ` [PATCH v4 07/11] kselftest: arm64: fake_sigreturn_bad_size_for_magic0 Cristian Marussi 2019-08-30 16:42 ` Cristian Marussi 2019-08-30 16:42 ` [PATCH v4 08/11] kselftest: arm64: fake_sigreturn_missing_fpsimd Cristian Marussi 2019-08-30 16:42 ` Cristian Marussi 2019-08-30 16:42 ` [PATCH v4 09/11] kselftest: arm64: fake_sigreturn_duplicated_fpsimd Cristian Marussi 2019-08-30 16:42 ` Cristian Marussi 2019-08-30 16:42 ` [PATCH v4 10/11] kselftest: arm64: fake_sigreturn_bad_size Cristian Marussi 2019-08-30 16:42 ` Cristian Marussi 2019-08-30 16:42 ` [PATCH v4 11/11] kselftest: arm64: fake_sigreturn_misaligned_sp Cristian Marussi 2019-08-30 16:42 ` Cristian Marussi
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