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authorWim Van Sebroeck2011-07-22 18:59:17 +0000
committerWim Van Sebroeck2011-07-28 08:01:14 +0000
commit7e192b9c4234d29bdc20ac8d0a67edf7624b4206 (patch)
treed46f8208ce67391166e8fbdcc3fe92e6ee01ea3c /include
parent017cf0805105496ab1880e236cb3e4bf156fb915 (diff)
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>
Diffstat (limited to 'include')
-rw-r--r--include/linux/watchdog.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/watchdog.h b/include/linux/watchdog.h
index e9881ca2452b..f719883c5141 100644
--- a/include/linux/watchdog.h
+++ b/include/linux/watchdog.h
@@ -113,6 +113,7 @@ struct watchdog_device {
#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 */