Re: [PATCH 1/5] xen: events: use irq_alloc_desc(_at) instead of open-coding an IRQ allocator.

Jeremy Fitzhardinge
2010-10-25T23:21:48Z

On 10/25/2010 04:05 PM, H. Peter Anvin wrote:
> On 10/25/2010 04:03 PM, Jeremy Fitzhardinge wrote:
>> What? Why? How? Surely if we're asking the irq subsystem to allocate
>> us an irq, it will return a fresh never-before-used (and certainly not
>> shared) irq? Shared irqs only make sense if multiple devices are
>> actually sharing, say, a wire on the board.
>>
>> Or am I missing something?
>>
> I think the number is not necessarily "never before used", but rather
> "not currently used".

Yeah, that's what I meant.

J