[PATCH] msm: watchdog: support watchdog on 8x60 and 8960
pavel at ucw.cz
Thu Apr 28 13:19:10 EDT 2011
> > It doesn't sound too different that all the other watchdogs in
> > drivers/watchdog/ .. Your just detecting lockups right?
> There are some watchdogs in there such as
> drivers/watchdog/at91sam9_wdt.c that can't be stopped once enabled so
> the driver sets up a soft timer in the kernel that kicks the watchdog to
> prevent the system rebooting.
> With this approach you could have the watchdog always enabled and being
> kicked even if the userspace daemon wasn't running, but with the
> flexibility of kicking it from userspace if you wanted.
sounds like a way to do it.
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
More information about the linux-arm-kernel