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SubjectRe: 2.5.69 Interrupt Latency
On Tue, 2003-05-13 at 12:30, Greg KH wrote:
> On Tue, May 13, 2003 at 10:35:07AM -0500, Paul Fulghum wrote:
> > On Tue, 2003-05-13 at 10:26, Alan Stern wrote:
> >
> > > Putting in a sanity check for the global suspend state will be very easy.
> > > But I would like to point out that this "global suspend" does not refer to
> > > the entire system, only the USB bus.
> >
> > That is a problem then, because the delay can still
> > occur during normal system operation.
> Ok, can you try the attached patch and see if it causes your latency
> problem to go away?

I applied the patch plus a couple of printk statements,
and the wakeup_hc() is being continuously called
as well as actually executing the delay.

So the check is not preventing anything.

Paul Fulghum,
Microgate Corporation,

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