Re: [RFC] killing the NR_IRQS arrays.
From: Arjan van de Ven
Date: Sun Feb 18 2007 - 16:25:45 EST
On Fri, 2007-02-16 at 13:41 +0100, Ingo Molnar wrote:
> * Eric W. Biederman <ebiederm@xxxxxxxxxxxx> wrote:
> > So I propose we remove all assumptions from the code that we actually
> > have an array of irqs. That will allow for irq_desc to be dynamically
> > allocated instead of statically allocated saving memory and reducing
> > kernel complexity.
> hm. I'd suggest to do this without changing request_irq() - and then we
> could avoid the 'massive, every driver affected' change, right?
if request_irq() changes we might as well make a variant that takes a
PCI device struct rather than a number, for the 99% of PCI drivers that
use that.. (and then msi and other stuff becomes simpler :)
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