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Message-Id: <20231024092634.7122-5-ilpo.jarvinen@linux.intel.com>
Date: Tue, 24 Oct 2023 12:26:14 +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>,
Maciej Wieczór-Retman
<maciej.wieczor-retman@...el.com>,
Fenghua Yu <fenghua.yu@...el.com>
Cc: linux-kernel@...r.kernel.org,
Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
Subject: [PATCH 04/24] selftests/resctrl: Mark get_cache_size() cache_type const
get_cache_size() does not modify cache_type so it could be const.
Mark cache_type const so that const char * can be passed to it. This
prevents warnings once many of the test parameters are marked const.
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
---
tools/testing/selftests/resctrl/resctrl.h | 2 +-
tools/testing/selftests/resctrl/resctrlfs.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/tools/testing/selftests/resctrl/resctrl.h b/tools/testing/selftests/resctrl/resctrl.h
index e95121a113f3..2f3f0ee439d8 100644
--- a/tools/testing/selftests/resctrl/resctrl.h
+++ b/tools/testing/selftests/resctrl/resctrl.h
@@ -100,7 +100,7 @@ void mbm_test_cleanup(void);
int mba_schemata_change(int cpu_no, const char * const *benchmark_cmd);
void mba_test_cleanup(void);
int get_cbm_mask(const char *cache_type, unsigned long *mask);
-int get_cache_size(int cpu_no, char *cache_type, unsigned long *cache_size);
+int get_cache_size(int cpu_no, const char *cache_type, unsigned long *cache_size);
void ctrlc_handler(int signum, siginfo_t *info, void *ptr);
int signal_handler_register(void);
void signal_handler_unregister(void);
diff --git a/tools/testing/selftests/resctrl/resctrlfs.c b/tools/testing/selftests/resctrl/resctrlfs.c
index 220dc83748ca..46fb0441818d 100644
--- a/tools/testing/selftests/resctrl/resctrlfs.c
+++ b/tools/testing/selftests/resctrl/resctrlfs.c
@@ -138,7 +138,7 @@ int get_resource_id(int cpu_no, int *resource_id)
*
* Return: = 0 on success, < 0 on failure.
*/
-int get_cache_size(int cpu_no, char *cache_type, unsigned long *cache_size)
+int get_cache_size(int cpu_no, const char *cache_type, unsigned long *cache_size)
{
char cache_path[1024], cache_str[64];
int length, i, cache_num;
--
2.30.2
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