diff options
| author | Joey Gouly <joey.gouly@arm.com> | 2022-02-09 15:22:39 +0000 |
|---|---|---|
| committer | Will Deacon <will@kernel.org> | 2022-02-15 16:57:50 +0000 |
| commit | e8d3974f34fa8ac38915c307677657b4d6acc619 (patch) | |
| tree | a63e3c774594b9d6104399527d052510b5ed8c9d | |
| parent | b9fc700176f1cc3d9aef7dd51423150cc1567a9a (diff) | |
kselftest/arm64: mte: user_mem: add more test types
To expand the test coverage for MTE tags in userspace memory,
also perform the test with `write`, `readv` and `writev` syscalls.
Signed-off-by: Joey Gouly <joey.gouly@arm.com>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will@kernel.org>
Cc: Mark Brown <broonie@kernel.org>
Cc: Shuah Khan <shuah@kernel.org>
Reviewed-by: Mark Brown <broonie@kernel.org>
Tested-by: Mark Brown <broonie@kernel.org>
Reviewed-by: Shuah Khan <skhan@linuxfoundation.org>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Link: https://lore.kernel.org/r/20220209152240.52788-6-joey.gouly@arm.com
Signed-off-by: Will Deacon <will@kernel.org>
| -rw-r--r-- | tools/testing/selftests/arm64/mte/check_user_mem.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/tools/testing/selftests/arm64/mte/check_user_mem.c b/tools/testing/selftests/arm64/mte/check_user_mem.c index 58b1b272ca80..bb4974c437f8 100644 --- a/tools/testing/selftests/arm64/mte/check_user_mem.c +++ b/tools/testing/selftests/arm64/mte/check_user_mem.c @@ -11,6 +11,7 @@ #include <string.h> #include <ucontext.h> #include <unistd.h> +#include <sys/uio.h> #include <sys/mman.h> #include "kselftest.h" @@ -21,6 +22,9 @@ static size_t page_sz; enum test_type { READ_TEST, + WRITE_TEST, + READV_TEST, + WRITEV_TEST, LAST_TEST, }; @@ -81,6 +85,23 @@ static int check_usermem_access_fault(int mem_type, int mode, int mapping, case READ_TEST: syscall_len = read(fd, ptr + ptroff, size); break; + case WRITE_TEST: + syscall_len = write(fd, ptr + ptroff, size); + break; + case READV_TEST: { + struct iovec iov[1]; + iov[0].iov_base = ptr + ptroff; + iov[0].iov_len = size; + syscall_len = readv(fd, iov, 1); + break; + } + case WRITEV_TEST: { + struct iovec iov[1]; + iov[0].iov_base = ptr + ptroff; + iov[0].iov_len = size; + syscall_len = writev(fd, iov, 1); + break; + } case LAST_TEST: goto usermem_acc_err; } |