From: Vitaly Bordug <vbordug@ru.mvista.com>
To: "Rune Torgersen" <runet@innovsys.com>
Cc: linuxppc-dev@ozlabs.org
Subject: Re: preempt crash in 2.6.18
Date: Sat, 14 Oct 2006 01:21:05 +0400 [thread overview]
Message-ID: <20061014012105.6ca4ff05@localhost.localdomain> (raw)
In-Reply-To: <DCEAAC0833DD314AB0B58112AD99B93B07B397@ismail.innsys.innovsys.com>
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On Fri, 13 Oct 2006 09:16:52 -0500
Rune Torgersen wrote:
>
> This is from a Freescale 8265 running 2.6.18
> Anyone have any idea what this is and how to fix it?
>
Yes. Actually, I recall alike thing and used to fix with proper spin-locking if the
cascade PCI irq, which apparently does do_irq that seems to confuse preempt counters.
Just a pure guess.
Hope it helps.
-Vitaly
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next prev parent reply other threads:[~2006-10-13 21:21 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-10-13 14:16 preempt crash in 2.6.18 Rune Torgersen
2006-10-13 21:21 ` Vitaly Bordug [this message]
2006-10-13 23:14 ` Benjamin Herrenschmidt
2006-10-15 9:20 ` Vitaly Bordug
2006-10-16 13:50 ` Rune Torgersen
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