kselftest/arm64: Fix check_child_memory test

The check_child_memory test reports the error below because the test
plan is not declared correctly:

  # Planned tests != run tests (0 != 12)

Fix the test adding the correct test plan declaration.

Fixes: dfe537cf4718 ("kselftest/arm64: Check forked child mte memory accessibility")
Signed-off-by: Vincenzo Frascino <vincenzo.frascino@arm.com>
Cc: Shuah Khan <shuah@kernel.org>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will@kernel.org>
Cc: Gabor Kertesz <gabor.kertesz@arm.com>
Cc: Amit Daniel Kachhap <amit.kachhap@arm.com>
Link: https://lore.kernel.org/r/20201026121248.2340-4-vincenzo.frascino@arm.com
Signed-off-by: Will Deacon <will@kernel.org>

diff --git a/tools/testing/selftests/arm64/mte/check_child_memory.c b/tools/testing/selftests/arm64/mte/check_child_memory.c
index 97bebde..43bd94f 100644 (file)
--- a/tools/testing/selftests/arm64/mte/check_child_memory.c
+++ b/tools/testing/selftests/arm64/mte/check_child_memory.c
@@ -163,6 +163,9 @@ int main(int argc, char *argv[])
        mte_register_signal(SIGSEGV, mte_default_handler);
        mte_register_signal(SIGBUS, mte_default_handler);
 
+       /* Set test plan */
+       ksft_set_plan(12);
+
        evaluate_test(check_child_memory_mapping(USE_MMAP, MTE_SYNC_ERR, MAP_PRIVATE),
                "Check child anonymous memory with private mapping, precise mode and mmap memory\n");
        evaluate_test(check_child_memory_mapping(USE_MMAP, MTE_SYNC_ERR, MAP_SHARED),