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[2/3] watchdog: wdat_wdg: Fix the bug stucked after executing reboot

Message ID 1650668718-13626-2-git-send-email-liuxp11@chinatelecom.cn
State New
Headers show
Series [1/3] watchdog: wdat_wdg: Checking the module parameter timeout | expand

Commit Message

Liu Xinpeng April 22, 2022, 11:05 p.m. UTC
Reboot the machine Dell PowerEdge R740 several times, it will
stuck with the following prompt:

UEFI0082: The system was reset due to a timeout from the watchdog
timer. Check the System Event Log (SEL) or crash dumps from
Operating Sysstem to identify the source that triggered the
watchdog timer reset. Update the firmware or driver for the
identified device.

iDRAC has warning event: "The watchdog timer reset the system".

This patch fix this issue by adding the reboot notifier.

Signed-off-by: Liu Xinpeng <liuxp11@chinatelecom.cn>
---
 drivers/watchdog/wdat_wdt.c | 1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/drivers/watchdog/wdat_wdt.c b/drivers/watchdog/wdat_wdt.c
index 3040a0554055..609922ed4744 100644
--- a/drivers/watchdog/wdat_wdt.c
+++ b/drivers/watchdog/wdat_wdt.c
@@ -463,6 +463,7 @@  static int wdat_wdt_probe(struct platform_device *pdev)
 		return ret;
 
 	watchdog_set_nowayout(&wdat->wdd, nowayout);
+	watchdog_stop_on_reboot(&wdat->wdd);
 	return devm_watchdog_register_device(dev, &wdat->wdd);
 }