Re: [ACPI] double power button events on presario 900 - apparently a timing issue?

[Fedor K. <fe...@ka...>]

Nate Lawson wrote:
> On Wed, 24 Sep 2003, Fedor Karpelevitch wrote:
> > as I previously mentioned I am seeing an annoying problem on my
> > presario 900 - when power button (works as FF here) is pressed it
> > generates two events every time. I was experimentin with
> > debugging output and noticed an interesting thing - if I do
> > echo 0xffffffff > /proc/acpi/debug_level
> > to get verbose debug output the problem goes away - I only get
> > one event every time button is pressed. Looks like the problem is
> > caused by some kind timing issue which goes away when debugging
> > slows it down. Does this sound like a reasonable guess? Would
> > anyone suggest how this can be debugged further?
>
> It means you need to debounce the event.

do you mean debouncing on the receiving end? or would that be some way 
to avoid that in the kernel code?

Fedor.