Re: genirq handle helper

[Ingo Molnar]

* Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx> wrote:

> Hi Ingo, Thomas !
> 
> This simple pach makes the transition easier. By making 
> generic_handle_irq() call the old __do_IRQ if no new-style handler 
> exist for a given irq, the transition from old style to new style is 
> made easier for me. That is, I can have some PICs use the new handler 
> mecanism while old ones still get __do_IRQ without having the common 
> powerpc code caring about the type of PIC (it just does 
> generic_handle_irq()).
> 
> Might be useful to others as well, at least until everybody is ported 
> over.

yeah, good idea - this will also make the MSI fix simpler.

Acked-by: Ingo Molnar <mingo@xxxxxxx>

Andrew, if you add Ben's patch, you can drop the 
arch/x86_64/kernel/irq.c bits of genirq-msi-fixes.patch. [if they stay 
they wont hurt, they'll only be redundant.]

	Ingo
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