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/openbmc/linux/tools/testing/selftests/arm64/mte/ |
H A D | check_mmap_options.c | 53ec81d2 Fri Oct 02 06:56:28 CDT 2020 Amit Daniel Kachhap <amit.kachhap@arm.com> kselftest/arm64: Verify all different mmap MTE options
This testcase checks the different unsupported/supported options for mmap if used with PROT_MTE memory protection flag. These checks are,
* Either pstate.tco enable or prctl PR_MTE_TCF_NONE option should not cause any tag mismatch faults. * Different combinations of anonymous/file memory mmap, mprotect, sync/async error mode and private/shared mappings should work. * mprotect should not be able to clear the PROT_MTE page property.
Co-developed-by: Gabor Kertesz <gabor.kertesz@arm.com> Signed-off-by: Gabor Kertesz <gabor.kertesz@arm.com> Signed-off-by: Amit Daniel Kachhap <amit.kachhap@arm.com> Tested-by: Catalin Marinas <catalin.marinas@arm.com> Acked-by: Catalin Marinas <catalin.marinas@arm.com> Cc: Shuah Khan <shuah@kernel.org> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Will Deacon <will@kernel.org> Link: https://lore.kernel.org/r/20201002115630.24683-5-amit.kachhap@arm.com Signed-off-by: Will Deacon <will@kernel.org> 53ec81d2 Fri Oct 02 06:56:28 CDT 2020 Amit Daniel Kachhap <amit.kachhap@arm.com> kselftest/arm64: Verify all different mmap MTE options This testcase checks the different unsupported/supported options for mmap if used with PROT_MTE memory protection flag. These checks are, * Either pstate.tco enable or prctl PR_MTE_TCF_NONE option should not cause any tag mismatch faults. * Different combinations of anonymous/file memory mmap, mprotect, sync/async error mode and private/shared mappings should work. * mprotect should not be able to clear the PROT_MTE page property. Co-developed-by: Gabor Kertesz <gabor.kertesz@arm.com> Signed-off-by: Gabor Kertesz <gabor.kertesz@arm.com> Signed-off-by: Amit Daniel Kachhap <amit.kachhap@arm.com> Tested-by: Catalin Marinas <catalin.marinas@arm.com> Acked-by: Catalin Marinas <catalin.marinas@arm.com> Cc: Shuah Khan <shuah@kernel.org> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Will Deacon <will@kernel.org> Link: https://lore.kernel.org/r/20201002115630.24683-5-amit.kachhap@arm.com Signed-off-by: Will Deacon <will@kernel.org>
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H A D | .gitignore | 53ec81d2 Fri Oct 02 06:56:28 CDT 2020 Amit Daniel Kachhap <amit.kachhap@arm.com> kselftest/arm64: Verify all different mmap MTE options
This testcase checks the different unsupported/supported options for mmap if used with PROT_MTE memory protection flag. These checks are,
* Either pstate.tco enable or prctl PR_MTE_TCF_NONE option should not cause any tag mismatch faults. * Different combinations of anonymous/file memory mmap, mprotect, sync/async error mode and private/shared mappings should work. * mprotect should not be able to clear the PROT_MTE page property.
Co-developed-by: Gabor Kertesz <gabor.kertesz@arm.com> Signed-off-by: Gabor Kertesz <gabor.kertesz@arm.com> Signed-off-by: Amit Daniel Kachhap <amit.kachhap@arm.com> Tested-by: Catalin Marinas <catalin.marinas@arm.com> Acked-by: Catalin Marinas <catalin.marinas@arm.com> Cc: Shuah Khan <shuah@kernel.org> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Will Deacon <will@kernel.org> Link: https://lore.kernel.org/r/20201002115630.24683-5-amit.kachhap@arm.com Signed-off-by: Will Deacon <will@kernel.org> 53ec81d2 Fri Oct 02 06:56:28 CDT 2020 Amit Daniel Kachhap <amit.kachhap@arm.com> kselftest/arm64: Verify all different mmap MTE options This testcase checks the different unsupported/supported options for mmap if used with PROT_MTE memory protection flag. These checks are, * Either pstate.tco enable or prctl PR_MTE_TCF_NONE option should not cause any tag mismatch faults. * Different combinations of anonymous/file memory mmap, mprotect, sync/async error mode and private/shared mappings should work. * mprotect should not be able to clear the PROT_MTE page property. Co-developed-by: Gabor Kertesz <gabor.kertesz@arm.com> Signed-off-by: Gabor Kertesz <gabor.kertesz@arm.com> Signed-off-by: Amit Daniel Kachhap <amit.kachhap@arm.com> Tested-by: Catalin Marinas <catalin.marinas@arm.com> Acked-by: Catalin Marinas <catalin.marinas@arm.com> Cc: Shuah Khan <shuah@kernel.org> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Will Deacon <will@kernel.org> Link: https://lore.kernel.org/r/20201002115630.24683-5-amit.kachhap@arm.com Signed-off-by: Will Deacon <will@kernel.org>
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