On Thu, 2007-03-22 at 14:09 -0700, Andrew Morton wrote:
> I think the term 'timer_interrupt' is a bit generic-sounding.  Would it be
> better to call it irqpoll_interrupt?  After all, some architecture might
> want to use, umm, the keyboard interrupt to trigger IRQ polling ;)  

Interesting thought, but in general I have to agree.

> Also, the code presently passes the magic IRQ number into the generic IRQ
> code.  I wonder if we'd get a more pleasing result if we were to make the
> generic IRQ code call _out_ to the architecture:

> Then, ia64 can implement arch_is_irqpoll_irq() and it can do whatever it
> wants in there.
> 
> The __attribute__((weak)) thing adds a little bit of overhead, but I don't
> think this is a fastpath?

Well, depends what you consider a fastpath. When noirqdebug == 0, it is
called on every interrupt.

        tglx


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