On Wed, November 25, 2015 02:44, Guenter Roeck wrote:
> The "running" flag should no longer be needed. watchdog_active()
> should provide that information.
I'm going to need to keep that because I need to know if it's running
in the interrupt handler, and wdd->lock is a mutex.
>> @@ -306,17 +202,18 @@ unregister_timer:
>>
>> static int bcm63xx_wdt_remove(struct platform_device *pdev)
>> {
>> - if (!nowayout)
>> - bcm63xx_wdt_hw_stop();
>> + struct watchdog_device *wdd = platform_get_drvdata(pdev);
>>
>> - misc_deregister(&bcm63xx_wdt_miscdev);
>> bcm63xx_timer_unregister(TIMER_WDT_ID);
>> + watchdog_unregister_device(wdd);
>
> Shouldn't that come first, before unregistering the timer ?
No, because wdd->dev is used in the interrupt handler. I will have to
move registration of the interrupt to after creating the watchdog
because it could currently be used before wdd->dev is set.
--
Simon Arlott
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