Re: "spurious 8259A interrupt: IRQ7."

["Daniel B." <dsb@smart.net>]

Marc Wilson wrote:
> 
> On Sun, Oct 19, 2003 at 11:09:35PM -0400, Daniel B. wrote:
> > Bob Proulx wrote:
> > >
> > > Daniel B. wrote:
> > > > Is this something I need to do something about:
> > > >   Oct 18 20:29:30 dsb kernel: spurious 8259A interrupt: IRQ7.
> > >
> > > ...
> >
> > ...
> 
> ...  What it means is that an interrupt was asserted, but by
> the time the hardware got around to telling the CPU, it wasn't there any
> more.  ....
> 
> It's harmless.

But what hardware starts to request an interrupt and then says never
mind?

If the interrupt wasn't there any more, doesn't that mean some hardware
never got serviced?  Might that not lead to data loss?

Daniel
-- 
Daniel Barclay
dsb@smart.net