watchdog: WatchDog Timer Driver Core - Add nowayout feature
Add support for the nowayout feature to the
WatchDog Timer Driver Core framework.
This feature prevents the watchdog timer from being
stopped.
Signed-off-by: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Wolfram Sang <w.sang@pengutronix.de>
diff --git a/include/linux/watchdog.h b/include/linux/watchdog.h
index e9881ca..f719883 100644
--- a/include/linux/watchdog.h
+++ b/include/linux/watchdog.h
@@ -113,6 +113,7 @@
#define WDOG_ACTIVE 0 /* Is the watchdog running/active */
#define WDOG_DEV_OPEN 1 /* Opened via /dev/watchdog ? */
#define WDOG_ALLOW_RELEASE 2 /* Did we receive the magic char ? */
+#define WDOG_NO_WAY_OUT 3 /* Is 'nowayout' feature set ? */
};
/* Use the following functions to manipulate watchdog driver specific data */