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Subject[PATCH v4 5/5] selftests/resctrl: Remove duplicate codes that clear each test result file
Date
Before exiting each test function(run_cmt/cat/mbm/mba_test()),
test results("ok","not ok") are printed by ksft_test_result() and then
temporary result files are cleaned by function
cmt/cat/mbm/mba_test_cleanup().
However, before running ksft_test_result(),
function cmt/cat/mbm/mba_test_cleanup()
has been run in each test function as follows:
cmt_resctrl_val()
cat_perf_miss_val()
mba_schemata_change()
mbm_bw_change()

Remove duplicate codes that clear each test result file,
while ensuring cleanup properly even when errors occur in each test.

Signed-off-by: Shaopeng Tan <tan.shaopeng@jp.fujitsu.com>
---
tools/testing/selftests/resctrl/cmt_test.c | 7 +++----
tools/testing/selftests/resctrl/mba_test.c | 7 +++----
tools/testing/selftests/resctrl/mbm_test.c | 7 +++----
tools/testing/selftests/resctrl/resctrl_tests.c | 4 ----
4 files changed, 9 insertions(+), 16 deletions(-)

diff --git a/tools/testing/selftests/resctrl/cmt_test.c b/tools/testing/selftests/resctrl/cmt_test.c
index 8968e36db99d..617ee95d272d 100644
--- a/tools/testing/selftests/resctrl/cmt_test.c
+++ b/tools/testing/selftests/resctrl/cmt_test.c
@@ -133,13 +133,12 @@ int cmt_resctrl_val(int cpu_no, int n, char **benchmark_cmd)

ret = resctrl_val(benchmark_cmd, &param);
if (ret)
- return ret;
+ goto out;

ret = check_results(&param, n);
- if (ret)
- return ret;

+out:
cmt_test_cleanup();

- return 0;
+ return ret;
}
diff --git a/tools/testing/selftests/resctrl/mba_test.c b/tools/testing/selftests/resctrl/mba_test.c
index e3a473976d74..b948938a3b4d 100644
--- a/tools/testing/selftests/resctrl/mba_test.c
+++ b/tools/testing/selftests/resctrl/mba_test.c
@@ -160,13 +160,12 @@ int mba_schemata_change(int cpu_no, char *bw_report, char **benchmark_cmd)

ret = resctrl_val(benchmark_cmd, &param);
if (ret)
- return ret;
+ goto out;

ret = check_results();
- if (ret)
- return ret;

+out:
mba_test_cleanup();

- return 0;
+ return ret;
}
diff --git a/tools/testing/selftests/resctrl/mbm_test.c b/tools/testing/selftests/resctrl/mbm_test.c
index 6d550f012829..040ca1f9c173 100644
--- a/tools/testing/selftests/resctrl/mbm_test.c
+++ b/tools/testing/selftests/resctrl/mbm_test.c
@@ -134,13 +134,12 @@ int mbm_bw_change(int span, int cpu_no, char *bw_report, char **benchmark_cmd)

ret = resctrl_val(benchmark_cmd, &param);
if (ret)
- return ret;
+ goto out;

ret = check_results(span);
- if (ret)
- return ret;

+out:
mbm_test_cleanup();

- return 0;
+ return ret;
}
diff --git a/tools/testing/selftests/resctrl/resctrl_tests.c b/tools/testing/selftests/resctrl/resctrl_tests.c
index df0d8d8526fc..8732cf736528 100644
--- a/tools/testing/selftests/resctrl/resctrl_tests.c
+++ b/tools/testing/selftests/resctrl/resctrl_tests.c
@@ -88,7 +88,6 @@ static void run_mbm_test(bool has_ben, char **benchmark_cmd, int span,
ksft_test_result(!res, "MBM: bw change\n");
if ((get_vendor() == ARCH_INTEL) && res)
ksft_print_msg("Intel MBM may be inaccurate when Sub-NUMA Clustering is enabled. Check BIOS configuration.\n");
- mbm_test_cleanup();
}

static void run_mba_test(bool has_ben, char **benchmark_cmd, int span,
@@ -107,7 +106,6 @@ static void run_mba_test(bool has_ben, char **benchmark_cmd, int span,
sprintf(benchmark_cmd[1], "%d", span);
res = mba_schemata_change(cpu_no, bw_report, benchmark_cmd);
ksft_test_result(!res, "MBA: schemata change\n");
- mba_test_cleanup();
}

static void run_cmt_test(bool has_ben, char **benchmark_cmd, int cpu_no)
@@ -126,7 +124,6 @@ static void run_cmt_test(bool has_ben, char **benchmark_cmd, int cpu_no)
ksft_test_result(!res, "CMT: test\n");
if ((get_vendor() == ARCH_INTEL) && res)
ksft_print_msg("Intel CMT may be inaccurate when Sub-NUMA Clustering is enabled. Check BIOS configuration.\n");
- cmt_test_cleanup();
}

static void run_cat_test(int cpu_no, int no_of_bits)
@@ -142,7 +139,6 @@ static void run_cat_test(int cpu_no, int no_of_bits)

res = cat_perf_miss_val(cpu_no, no_of_bits, "L3");
ksft_test_result(!res, "CAT: test\n");
- cat_test_cleanup();
}

int main(int argc, char **argv)
--
2.27.0
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