linux-kernel - Re: [SMP BUG] [clockevents: i386 drivers patch] introduces irqbalance-does-not-work-properly problem

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Message-Id: <1179644956.21827.5.camel@chaos>
Date:	Sun, 20 May 2007 09:09:16 +0200
From:	Thomas Gleixner <tglx@...utronix.de>
To:	Komuro <komurojun-mbn@...ty.com>
Cc:	linux-kernel@...r.kernel.org, mingo@...e.hu
Subject: Re: [SMP BUG]  [clockevents: i386 drivers patch]  introduces 
	irqbalance-does-not-work-properly problem

On Sun, 2007-05-20 at 11:14 +0900, Komuro wrote:
> Hi,
> 
> 
> [clockevents: i386 drivers patch] introduces
>   irqbalance-does-not-work-properly problem.

it disables irq balancing for IRQ0, but this does not affect any other
interrupts. It is almost irrelevant as the PIT/HPET timer interrupt
(irq0) is disabled anyway and the local apic timer is used.

> >            CPU0       CPU1       
> >   0:         85          0   IO-APIC-edge      timer

There is no interrupt happening after bootup, so balancing is not a
problem here.

> Mr. Thomas Gleixner,
>  any idea to fix this problem?

Which problem ?

	tglx


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