diff mbox series

Improve timer_create failure message

Message ID 20240829142515.29773-1-gianf.trad@gmail.com (mailing list archive)
State Superseded
Headers show
Series Improve timer_create failure message | expand

Commit Message

Gianfranco Trad Aug. 29, 2024, 2:25 p.m. UTC
Improve timer_create failure message to give more information to the user.

Signed-off-by: Gianfranco Trad <gianf.trad@gmail.com>
---
 tools/testing/selftests/timers/alarmtimer-suspend.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

Comments

Thomas Gleixner Aug. 29, 2024, 3:14 p.m. UTC | #1
On Thu, Aug 29 2024 at 16:25, Gianfranco Trad wrote:

Please add a proper subsystem prefix to the subject.                                                                                                                                                                                                                                                                    
                                                                                                                                                                                                                                                                                                                               git log --oneline $FILE                                                                                                                                                                                                                                                                                                      
gives you a decent hint       

Thanks,

       tglx
diff mbox series

Patch

diff --git a/tools/testing/selftests/timers/alarmtimer-suspend.c b/tools/testing/selftests/timers/alarmtimer-suspend.c
index ad52e608b88e..74acdb87d4f4 100644
--- a/tools/testing/selftests/timers/alarmtimer-suspend.c
+++ b/tools/testing/selftests/timers/alarmtimer-suspend.c
@@ -28,6 +28,7 @@ 
 #include <signal.h>
 #include <stdlib.h>
 #include <pthread.h>
+#include <errno.h>
 #include "../kselftest.h"
 
 #define CLOCK_REALTIME			0
@@ -142,8 +143,8 @@  int main(void)
 
 		alarmcount = 0;
 		if (timer_create(alarm_clock_id, &se, &tm1) == -1) {
-			printf("timer_create failed, %s unsupported?\n",
-					clockstring(alarm_clock_id));
+			printf("timer_create failed, %s unsupported?: %s\n",
+					clockstring(alarm_clock_id), strerror(errno));
 			break;
 		}