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| author | Eugeniu Rosca <erosca@de.adit-jv.com> | 2017-07-01 14:57:28 +0200 |
|---|---|---|
| committer | Shuah Khan <shuahkh@osg.samsung.com> | 2017-07-24 12:36:55 -0600 |
| commit | 42f34c4e245641d1bae88de469053d3c3aa4d9fa (patch) | |
| tree | 411e2f1de7ad943ef8e94383000b4a0514ef1d3a /tools/testing | |
| parent | 7a5e10d439b162ae76e7d7a1bbd5653e62abb5bf (diff) | |
| download | lwn-42f34c4e245641d1bae88de469053d3c3aa4d9fa.tar.gz lwn-42f34c4e245641d1bae88de469053d3c3aa4d9fa.zip | |
selftests: watchdog: point out ioctl() failures
Report the failure of WDIOC_SETOPTIONS/WDIOC_SETTIMEOUT ioctls.
Signed-off-by: Eugeniu Rosca <erosca@de.adit-jv.com>
Signed-off-by: Shuah Khan <shuahkh@osg.samsung.com>
Diffstat (limited to 'tools/testing')
| -rw-r--r-- | tools/testing/selftests/watchdog/watchdog-test.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/tools/testing/selftests/watchdog/watchdog-test.c b/tools/testing/selftests/watchdog/watchdog-test.c index 5cfa88c73095..41f40c3c4d95 100644 --- a/tools/testing/selftests/watchdog/watchdog-test.c +++ b/tools/testing/selftests/watchdog/watchdog-test.c @@ -94,12 +94,16 @@ int main(int argc, char *argv[]) ret = ioctl(fd, WDIOC_SETOPTIONS, &flags); if (!ret) printf("Watchdog card disabled.\n"); + else + printf("WDIOS_DISABLECARD errno '%s'\n", strerror(errno)); break; case 'e': flags = WDIOS_ENABLECARD; ret = ioctl(fd, WDIOC_SETOPTIONS, &flags); if (!ret) printf("Watchdog card enabled.\n"); + else + printf("WDIOS_ENABLECARD errno '%s'\n", strerror(errno)); break; case 'p': ping_rate = strtoul(optarg, NULL, 0); @@ -110,6 +114,8 @@ int main(int argc, char *argv[]) ret = ioctl(fd, WDIOC_SETTIMEOUT, &flags); if (!ret) printf("Watchdog timeout set to %u seconds.\n", flags); + else + printf("WDIOC_SETTIMEOUT errno '%s'\n", strerror(errno)); break; default: usage(argv[0]); |