Add support for the nowayout option in the gpio watchdog driver. Signed-off-by: Mans Rullgard <mans@xxxxxxxxx> --- drivers/watchdog/gpio_wdt.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/watchdog/gpio_wdt.c b/drivers/watchdog/gpio_wdt.c index ea77cae03c9d..63792bb70213 100644 --- a/drivers/watchdog/gpio_wdt.c +++ b/drivers/watchdog/gpio_wdt.c @@ -17,6 +17,12 @@ #include <linux/platform_device.h> #include <linux/watchdog.h> +static bool nowayout = WATCHDOG_NOWAYOUT; +module_param(nowayout, bool, 0); +MODULE_PARM_DESC(nowayout, + "Watchdog cannot be stopped once started (default=" + __MODULE_STRING(WATCHDOG_NOWAYOUT) ")"); + #define SOFT_TIMEOUT_MIN 1 #define SOFT_TIMEOUT_DEF 60 @@ -155,6 +161,7 @@ static int gpio_wdt_probe(struct platform_device *pdev) priv->wdd.timeout = SOFT_TIMEOUT_DEF; watchdog_init_timeout(&priv->wdd, 0, &pdev->dev); + watchdog_set_nowayout(&priv->wdd, nowayout); watchdog_stop_on_reboot(&priv->wdd); -- 2.21.0
