i want to know which statement is turning it off.....
On Thu, Oct 1, 2009 at 9:03 PM, Greg KH <[email protected]> wrote:
> On Thu, Oct 01, 2009 at 08:55:27PM +0530, Harinderjit Singh Sandhu wrote:
> > this is the code for the small module that i wrote
>
> The problem is in your interrupt handler:
>
> > // interrupt handler
> > irqreturn_t interrupt_handler (int irqn, void *dev)
> > {
> >
> > printk("Press a key ");
> >
> >
> > return IRQ_HANDLED;
> >
> >
> > }
>
> You aren't really handling the interrupt by turning it off in the
> hardware. So the kernel sees an interrupt storm for your device and
> shuts it off to save the system from going crazy.
>
> What are you trying to do with this sample module?
>
> greg k-h
>
--
---------------------
Harinderjit Singh
