Re: [patch 0/9] x86, xsave: xsave/xrstor support

From: Andi Kleen
Date: Thu Jul 31 2008 - 18:36:39 EST


On Thu, Jul 31, 2008 at 03:19:24PM -0700, Suresh Siddha wrote:
> On Thu, Jul 31, 2008 at 03:14:35PM -0700, Andi Kleen wrote:
> > > Kernel was enabling watchdog, with out the userspace having the
> > > heartbeat daemon....
> >
> > Watchdog are normally only armed when someone opens the device
> > first.
>
> But thats not what I see with for ex with, w83627hf_wdt.c
>
> Its done at the module_init time. (while I thought it should be
> really done when some user level app opens the device, probably
> its poorly written to take care if the kernel panics before starting userland.
> but kernel can even die before the watchdog driver load aswell ;-)

Ok that watchdog driver is just broken then. Putting the watchdog maintainer
into cc.

-Andi
>
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