linux-kernel - [PATCH v4 19/19] selftests/resctrl: Remove test type checks from cat

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Message-Id: <20230713131932.133258-20-ilpo.jarvinen@linux.intel.com>
Date:   Thu, 13 Jul 2023 16:19:32 +0300
From:   Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
To:     linux-kselftest@...r.kernel.org,
        Reinette Chatre <reinette.chatre@...el.com>,
        Shuah Khan <shuah@...nel.org>,
        Shaopeng Tan <tan.shaopeng@...fujitsu.com>,
        Fenghua Yu <fenghua.yu@...el.com>, linux-kernel@...r.kernel.org
Cc:     Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
Subject: [PATCH v4 19/19] selftests/resctrl: Remove test type checks from cat_val()

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@...ux.intel.com>
---
 tools/testing/selftests/resctrl/cache.c | 47 +++++++++++--------------
 1 file changed, 21 insertions(+), 26 deletions(-)

diff --git a/tools/testing/selftests/resctrl/cache.c b/tools/testing/selftests/resctrl/cache.c
index 5aa112e5fdd3..2758e1a3b255 100644
--- a/tools/testing/selftests/resctrl/cache.c
+++ b/tools/testing/selftests/resctrl/cache.c
@@ -231,37 +231,32 @@ 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;
-				close(fd_lm);
-				break;
-			}
-
-			sleep(1);
-			ret = measure_cache_vals(param, bm_pid);
-			if (ret)
-				break;
-		} 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;
+			close(fd_lm);
+			break;
+		}
+
+		sleep(1);
+		ret = measure_cache_vals(param, bm_pid);
+		if (ret)
+			break;
 	}
 
 	return ret;
-- 
2.30.2