Re: [PATCH 1/10 v2] Generic Watchdog Timer Driver

[Wim Van Sebroeck]

Hi Chris,

>> watchdog: WatchDog Timer Driver Core - Part 1
>>
>> The WatchDog Timer Driver Core is a framework
>> that contains the common code for all watchdog-driver's.
>> It also introduces a watchdog device structure and the
>> operations that go with it.
>>
>> This is the introduction of this framework. This part
>> supports the minimal watchdog userspace API (or with
>> other words: the functionality to use /dev/watchdog's
>> open, release and write functionality as defined in
>> the simplest watchdog API). Extra functionality will
>> follow in the next set of patches.
>
>
> Have you thought about callback support for systems that support a  
> two-stage watchdog?  That way we could do something useful (preserve  
> system memory using kdump, for instance) rather than just getting  
> whacked by the hardware.

No, goal was to first have an API that reduces the existing functionality
that we copy over in each driver.
But it's indeed a feauture where we should look at in the future.
Question will be: how will we implement it.

Kind regards,
Wim.

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