linux-kernel - Re: IRQ affinities

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Message-ID: <20080520214523.60323aae@infradead.org>
Date:	Tue, 20 May 2008 21:45:23 -0700
From:	Arjan van de Ven <arjan@...radead.org>
To:	Max Krasnyanskiy <maxk@...lcomm.com>
Cc:	Paul Jackson <pj@....com>, Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	menage@...gle.com, mingo@...e.hu, linux-kernel@...r.kernel.org
Subject: Re: IRQ affinities

On Tue, 20 May 2008 18:14:58 -0700
Max Krasnyanskiy <maxk@...lcomm.co
> 

> For the IRQs specifically all I need is to be able to tell the kernel
> to not route IRQs to certain CPUs. That's mostly works already via 
> /proc/irq/N/smp_affinity, the problem is dynamically allocated irqs
> because /proc/irq/N directory does not exist until those IRQs are
> allocated/enabled.
\\

why don't you tell irqbalance instead? it'll make sure the irq stays
out of the wind...
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