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From: Ingo Molnar <mingo@elte.hu>
To: Ben Hutchings <bhutchings@solarflare.com>
Cc: Cyrill Gorcunov <gorcunov@gmail.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	Yinghai Lu <yhlu.kernel@gmail.com>,
	linux-kernel@vger.kernel.org, "H. Peter Anvin" <hpa@zytor.com>
Subject: Re: [PATCH v2] x86: Don't allow nr_irqs > NR_IRQS
Date: Thu, 6 Nov 2008 10:03:29 +0100	[thread overview]
Message-ID: <20081106090329.GD4890@elte.hu> (raw)
In-Reply-To: <1225912531.3074.73.camel@achroite>


* Ben Hutchings <bhutchings@solarflare.com> wrote:

> On Wed, 2008-11-05 at 22:11 +0300, Cyrill Gorcunov wrote:
> [...]
> > Ben I didn't manage to get a look over ACPI related changes
> > (ie to find the reason why the kernel is able to reveal 5 IO-APICs
> >  now
> [...]
> 
> I was mistaken; that *isn't* a recent change.  A default RHEL 5 
> kernel (based on 2.6.18) also finds 5 IOAPICs.

yes - it's simply a box with a lot of IO-APICs. That's not bad at all, 
it spreads out IRQ processing amongst devices.

	Ingo

  parent reply	other threads:[~2008-11-06  9:03 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-11-04 17:18 [PATCH] " Ben Hutchings
2008-11-04 18:00 ` Cyrill Gorcunov
2008-11-04 18:36   ` Ben Hutchings
2008-11-04 18:56     ` Yinghai Lu
2008-11-04 19:01     ` Cyrill Gorcunov
     [not found]       ` <1225825559.3074.26.camel@achroite>
     [not found]         ` <20081104194606.GJ21470@localhost>
2008-11-04 21:31           ` Ben Hutchings
2008-11-05 12:04 ` [PATCH v2] " Ben Hutchings
2008-11-05 19:11   ` Cyrill Gorcunov
2008-11-05 19:15     ` Ben Hutchings
2008-11-05 19:26       ` Cyrill Gorcunov
2008-11-06  9:03       ` Ingo Molnar [this message]
2008-11-06  6:24   ` Ingo Molnar

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