linux-kernel - [PATCH v5 19/19] selftests/resctrl: Remove test type checks from cat

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20230717131507.32420-20-ilpo.jarvinen@linux.intel.com>
Date:   Mon, 17 Jul 2023 16:15:07 +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>,
        Maciej Wieczor-Retman <maciej.wieczor-retman@...el.com>,
        linux-kernel@...r.kernel.org
Cc:     Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
Subject: [PATCH v5 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>
Reviewed-by: Reinette Chatre <reinette.chatre@...el.com>
---
 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