diff mbox series

[2/2] selftest: rtc: Check if could access /dev/rtc0 before testing

Message ID 20240524013807.154338-3-jjang@nvidia.com
State New
Headers show
Series selftest: rtc: Add rtc feature detection and rtc file check | expand

Commit Message

Joseph Jang May 24, 2024, 1:38 a.m. UTC 
The rtctest requires the read permission on /dev/rtc0. The rtctest will
be skipped if the /dev/rtc0 is not readable.

Reviewed-by: Koba Ko <kobak@nvidia.com>
Reviewed-by: Matthew R. Ochs <mochs@nvidia.com>
Signed-off-by: Joseph Jang <jjang@nvidia.com>
---
 tools/testing/selftests/rtc/rtctest.c | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

Comments

Alexandre Belloni June 20, 2024, 7:37 p.m. UTC | #1 
On 23/05/2024 18:38:07-0700, Joseph Jang wrote:
> The rtctest requires the read permission on /dev/rtc0. The rtctest will
> be skipped if the /dev/rtc0 is not readable.
> 
> Reviewed-by: Koba Ko <kobak@nvidia.com>
> Reviewed-by: Matthew R. Ochs <mochs@nvidia.com>
> Signed-off-by: Joseph Jang <jjang@nvidia.com>

Acked-by: Alexandre Belloni <alexandre.belloni@bootlin.com>

> ---
>  tools/testing/selftests/rtc/rtctest.c | 11 ++++++++++-
>  1 file changed, 10 insertions(+), 1 deletion(-)
> 
> diff --git a/tools/testing/selftests/rtc/rtctest.c b/tools/testing/selftests/rtc/rtctest.c
> index 2b12497eb30d..d104f5326cf4 100644
> --- a/tools/testing/selftests/rtc/rtctest.c
> +++ b/tools/testing/selftests/rtc/rtctest.c
> @@ -483,6 +483,8 @@ __constructor_order_last(void)
>  
>  int main(int argc, char **argv)
>  {
> +	int ret = -1;
> +
>  	switch (argc) {
>  	case 2:
>  		rtc_file = argv[1];
> @@ -494,5 +496,12 @@ int main(int argc, char **argv)
>  		return 1;
>  	}
>  
> -	return test_harness_run(argc, argv);
> +	/* Run the test if rtc_file is accessible */
> +	if (access(rtc_file, R_OK) == 0)
> +		ret = test_harness_run(argc, argv);
> +	else
> +		ksft_exit_skip("[SKIP]: Cannot access rtc file %s - Exiting\n",
> +						rtc_file);
> +
> +	return ret;
>  }
> -- 
> 2.34.1
>
diff mbox series

Patch

diff --git a/tools/testing/selftests/rtc/rtctest.c b/tools/testing/selftests/rtc/rtctest.c
index 2b12497eb30d..d104f5326cf4 100644
--- a/tools/testing/selftests/rtc/rtctest.c
+++ b/tools/testing/selftests/rtc/rtctest.c
@@ -483,6 +483,8 @@  __constructor_order_last(void)
 
 int main(int argc, char **argv)
 {
+	int ret = -1;
+
 	switch (argc) {
 	case 2:
 		rtc_file = argv[1];
@@ -494,5 +496,12 @@  int main(int argc, char **argv)
 		return 1;
 	}
 
-	return test_harness_run(argc, argv);
+	/* Run the test if rtc_file is accessible */
+	if (access(rtc_file, R_OK) == 0)
+		ret = test_harness_run(argc, argv);
+	else
+		ksft_exit_skip("[SKIP]: Cannot access rtc file %s - Exiting\n",
+						rtc_file);
+
+	return ret;
 }