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Re: [Xen-devel] NR_PIRQS vs. NR_IRQS

To: Jan Beulich <jbeulich@xxxxxxxxxx>
Subject: Re: [Xen-devel] NR_PIRQS vs. NR_IRQS
From: Keir Fraser <keir.fraser@xxxxxxxxxxxxx>
Date: Fri, 14 Nov 2008 08:31:26 +0000
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On 14/11/08 08:19, "Jan Beulich" <jbeulich@xxxxxxxxxx> wrote:

>> Is fixing this actually any harder than just bumping NR_IRQS/NR_PIRQS in Xen
>> and NR_PIRQS in Linux? Have IRQS and VECTORS got somehow accidentally tied
>> together in Xen?
> 
> Perhaps not, but I only started checking (on the Xen side - the kernel side
> has no issues, already bumped the value there). I'll continue as time permits.
> 
>> These parameters should probably be build-time configurable.
> 
> That'd certainly be nice for NR_IRQS (it seems we agreed to get rid of
> NR_PIRQS). I can't the same being valid for NR_VECTORS, though.

I can't really disagree regarding NR_VECTORS!

 -- Keir



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