* [PATCH] watchdog: stop wdd when watchdog hw running in reboot_notifier
@ 2021-01-14 8:26 Qiang Zhao
0 siblings, 0 replies; only message in thread
From: Qiang Zhao @ 2021-01-14 8:26 UTC (permalink / raw)
To: wim, linux; +Cc: linux-watchdog, linux-kernel, Zhao Qiang
From: Zhao Qiang <qiang.zhao@nxp.com>
In watchdog_reboot_notifier, wdd should be stopped when the device
is in hw_running state
Signed-off-by: Zhao Qiang <qiang.zhao@nxp.com>
---
drivers/watchdog/watchdog_core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/watchdog/watchdog_core.c b/drivers/watchdog/watchdog_core.c
index 861daf4..ec670cc 100644
--- a/drivers/watchdog/watchdog_core.c
+++ b/drivers/watchdog/watchdog_core.c
@@ -154,7 +154,7 @@ static int watchdog_reboot_notifier(struct notifier_block *nb,
wdd = container_of(nb, struct watchdog_device, reboot_nb);
if (code == SYS_DOWN || code == SYS_HALT) {
- if (watchdog_active(wdd)) {
+ if (watchdog_active(wdd) || watchdog_hw_running(wdd)) {
int ret;
ret = wdd->ops->stop(wdd);
--
2.7.4
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2021-01-14 8:26 [PATCH] watchdog: stop wdd when watchdog hw running in reboot_notifier Qiang Zhao
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