Re: Problem in Interrupt Handling ....

Alan Cox
2001-08-06T13:49:27Z

> serial communication adapter which is based on
> interrrupt driven IO, top half handles registering the
> Immediate task queue and acknowledging to PIC, bottom
> half performs the actual task of interrupt handling.

Why are you touching the PIC at all - the kernel handles the PIC for you.
Indeed you IRQ might not even be coming from a PIC