linux-kernel - Re: [PATCH] genirq: Set initial default irq affinity to just CPU0

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Date:	Fri, 24 Oct 2008 16:18:13 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	galak@...nel.crashing.org
Cc:	torvalds@...l.org, linux-kernel@...r.kernel.org,
	linuxppc-dev@...abs.org, maxk@...lcomm.com, akpm@...l.org,
	tglx@...utronix.de
Subject: Re: [PATCH] genirq: Set initial default irq affinity to just CPU0

From: Kumar Gala <galak@...nel.crashing.org>
Date: Fri, 24 Oct 2008 10:57:38 -0500

> Commit 18404756765c713a0be4eb1082920c04822ce588 introduced a regression
> on a subset of SMP based PPC systems whose interrupt controller only
> allow setting an irq to a single processor.  The previous behavior
> was only CPU0 was initially setup to get interrupts.  Revert back
> to that behavior.
> 
> Signed-off-by: Kumar Gala <galak@...nel.crashing.org>

I really don't remember getting all of my interrupts only on cpu 0
on sparc64 before any of these changes.  I therefore find all of
this quite mysterious. :-)
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