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

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Message-Id: <1179668825.21827.18.camel@chaos>
Date:	Sun, 20 May 2007 15:47:04 +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 19:48 +0900, Komuro wrote:
> The problem is CPU1 receives 38239 interrupt-16
> but CPU0 receives only 15 interrupt-16
> CPU0 should receive more interrupts.
> 
>            CPU0       CPU1       
>   0:         85          0   IO-APIC-edge      timer
>   1:          0        698   IO-APIC-edge      i8042
>   6:          0          5   IO-APIC-edge      floppy
>   8:          0          1   IO-APIC-edge      rtc
>   9:          0          0   IO-APIC-fasteoi   acpi
>  12:          0        114   IO-APIC-edge      i8042
>  14:        369       2281   IO-APIC-edge      ide0
>  15:          0         24   IO-APIC-edge      ide1
>  16:         15      38239   IO-APIC-fasteoi   yenta, pcnet_cs   <<< problem
>  17:          0          0   IO-APIC-fasteoi   yenta
> NMI:          0          0 
> LOC:      50548      50547 
> ERR:          0
> MIS:      15503

And how exactly is this related to clock events ?

	tglx


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