[PATCH v5 19/19] selftests/resctrl: Remove test type checks from cat_val()

From: Ilpo Järvinen
Date: Mon Jul 17 2023 - 09:19:16 EST


cat_val() is only used during CAT test but it checks for test type.

Remove test type checks and the unused else branch from cat_val().

Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@xxxxxxxxxxxxxxx>
Reviewed-by: Reinette Chatre <reinette.chatre@xxxxxxxxx>
---
tools/testing/selftests/resctrl/cache.c | 47 +++++++++++--------------
1 file changed, 20 insertions(+), 27 deletions(-)

diff --git a/tools/testing/selftests/resctrl/cache.c b/tools/testing/selftests/resctrl/cache.c
index 18ebd1324cb3..d3cbb829ff6a 100644
--- a/tools/testing/selftests/resctrl/cache.c
+++ b/tools/testing/selftests/resctrl/cache.c
@@ -230,38 +230,31 @@ int cat_val(struct resctrl_val_param *param)
if (ret)
return ret;

- if (!strncmp(resctrl_val, CAT_STR, sizeof(CAT_STR)))
- initialize_llc_perf();
+ initialize_llc_perf();

/* Test runs until the callback setup() tells the test to stop. */
while (1) {
- if (!strncmp(resctrl_val, CAT_STR, sizeof(CAT_STR))) {
- ret = param->setup(param);
- if (ret == END_OF_TESTS) {
- ret = 0;
- break;
- }
- if (ret < 0)
- break;
- ret = reset_enable_llc_perf(bm_pid, param->cpu_no);
- if (ret)
- break;
-
- if (run_fill_buf(param->span, memflush, operation, true)) {
- fprintf(stderr, "Error-running fill buffer\n");
- ret = -1;
- goto pe_close;
- }
-
- sleep(1);
- ret = measure_cache_vals(param, bm_pid);
- if (ret)
- goto pe_close;
-
- close(fd_lm);
- } else {
+ ret = param->setup(param);
+ if (ret == END_OF_TESTS) {
+ ret = 0;
break;
}
+ if (ret < 0)
+ break;
+ ret = reset_enable_llc_perf(bm_pid, param->cpu_no);
+ if (ret)
+ break;
+
+ if (run_fill_buf(param->span, memflush, operation, true)) {
+ fprintf(stderr, "Error-running fill buffer\n");
+ ret = -1;
+ goto pe_close;
+ }
+
+ sleep(1);
+ ret = measure_cache_vals(param, bm_pid);
+ if (ret)
+ goto pe_close;
}

return ret;
--
2.30.2