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-rw-r--r--src/shared/watchdog.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/src/shared/watchdog.c b/src/shared/watchdog.c
index 2fe4eb81cf..9d39beb340 100644
--- a/src/shared/watchdog.c
+++ b/src/shared/watchdog.c
@@ -60,8 +60,13 @@ static int update_timeout(void) {
flags = WDIOS_ENABLECARD;
r = ioctl(watchdog_fd, WDIOC_SETOPTIONS, &flags);
- if (r < 0)
- return log_warning_errno(errno, "Failed to enable hardware watchdog: %m");
+ if (r < 0) {
+ /* ENOTTY means the watchdog is always enabled so we're fine */
+ log_full(errno == ENOTTY ? LOG_DEBUG : LOG_WARNING,
+ "Failed to enable hardware watchdog: %m");
+ if (errno != ENOTTY)
+ return -errno;
+ }
r = ioctl(watchdog_fd, WDIOC_KEEPALIVE, 0);
if (r < 0)