Re: [PATCH 0/3] dyn_array support #2

[Eric W. Biederman]

Peter Zijlstra <peterz@xxxxxxxxxxxxx> writes:

> On Wed, 2008-07-30 at 21:09 -0700, Yinghai Lu wrote:
>> please check the patches adding dyn_array and nr_irqs #2
>
> Why can't we use a radix tree like powerpc does?

Unless I am mistaken the ppc uses the radix tree for something
different.  We don't have any architecture in the kernel to
my knowledge that doesn't use an array of irq_desc entries.

Killing the array of irq_desc entries and along with it
NR_IRQS is what needs to happen.

Eric
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