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authorIlpo Järvinen <ilpo.jarvinen@linux.intel.com>2024-06-10 18:14:48 +0300
committerShuah Khan <skhan@linuxfoundation.org>2024-07-11 20:23:54 +0300
commitbc074b6321d73295dcfe8c450c8f5245c530bb4e (patch)
tree5cbe61537016f5c3c28d2ced320df805a4e1dfd0 /tools/testing/selftests
parentb0bd742a1379dff238efcf67c2cb0c518ee0b691 (diff)
downloadlinux-bc074b6321d73295dcfe8c450c8f5245c530bb4e.tar.xz
selftests/resctrl: Rename measure_vals() to measure_mem_bw_vals() & document
measure_vals() is awfully generic name so rename it to measure_mem_bw() to describe better what it does and document the function parameters. Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com> Tested-by: Babu Moger <babu.moger@amd.com> Reviewed-by: Reinette Chatre <reinette.chatre@intel.com> Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
Diffstat (limited to 'tools/testing/selftests')
-rw-r--r--tools/testing/selftests/resctrl/resctrl_val.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/tools/testing/selftests/resctrl/resctrl_val.c b/tools/testing/selftests/resctrl/resctrl_val.c
index 3cf671cbb7a2..b33cb1de295b 100644
--- a/tools/testing/selftests/resctrl/resctrl_val.c
+++ b/tools/testing/selftests/resctrl/resctrl_val.c
@@ -632,13 +632,18 @@ static void initialize_llc_occu_resctrl(const char *ctrlgrp, const char *mongrp,
}
/*
+ * measure_mem_bw - Measures memory bandwidth numbers while benchmark runs
+ * @uparams: User supplied parameters
+ * @param: Parameters passed to resctrl_val()
+ * @bm_pid: PID that runs the benchmark
+ *
* Measure memory bandwidth from resctrl and from another source which is
* perf imc value or could be something else if perf imc event is not
* available. Compare the two values to validate resctrl value. It takes
* 1 sec to measure the data.
*/
-static int measure_vals(const struct user_params *uparams,
- struct resctrl_val_param *param, pid_t bm_pid)
+static int measure_mem_bw(const struct user_params *uparams,
+ struct resctrl_val_param *param, pid_t bm_pid)
{
unsigned long bw_resc, bw_resc_start, bw_resc_end;
FILE *mem_bw_fp;
@@ -902,7 +907,7 @@ int resctrl_val(const struct resctrl_test *test,
if (!strncmp(resctrl_val, MBM_STR, sizeof(MBM_STR)) ||
!strncmp(resctrl_val, MBA_STR, sizeof(MBA_STR))) {
- ret = measure_vals(uparams, param, bm_pid);
+ ret = measure_mem_bw(uparams, param, bm_pid);
if (ret)
break;
} else if (!strncmp(resctrl_val, CMT_STR, sizeof(CMT_STR))) {