On Tue, 2011-03-29 at 21:40 -0700, Jeff Ohlstein wrote:
> Daniel Walker wrote:
> > Are you saying this is mostly a debugging facility ? The interrupts off
> > thing I can see as just debugging, but I don't understand the bus
> > lockups part.
> >   
> 
> It isn't just a debugging facility. It is still beneficial to the end user
> in that it restarts the system if there is a bus lockup or a faulty 
> interrupt
> handler in a rarely used codepath. This is better than the alternative 
> of draining
> the battery and turning off. We want this to be turned on independent of 
> what userspace
> one is using, unless they explicitly turn it off themselves.

It doesn't sound too different that all the other watchdogs in
drivers/watchdog/ .. Your just detecting lockups right?

Daniel

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