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From: Andi Kleen <andi@firstfloor.org>
To: Greg KH <greg@kroah.com>
Cc: "Rafael J. Wysocki" <rjw@sisk.pl>,
	"Langsdorf, Mark" <mark.langsdorf@amd.com>,
	Andi Kleen <andi@firstfloor.org>,
	linux-kernel@vger.kernel.org, Ingo Molnar <mingo@elte.hu>,
	Andrew Morton <akpm@linux-foundation.org>
Subject: Re: Warning in during hotplug on 2.6.27-rc2-git5
Date: Sun, 17 Aug 2008 04:23:23 +0200	[thread overview]
Message-ID: <20080817022323.GN19125@one.firstfloor.org> (raw)
In-Reply-To: <20080816201813.GA30715@kroah.com>

> > > I'm still seeing it on 2.6.27-rc2, even with the 
> > > patch here http://lkml.org/lkml/2008/7/30/171 and the
> > > wbinvd_halt code patch applied.  Maybe something else
> > > broke in some of the recent hotplug changes?
> > 
> > My guess is that MCE does somthing that is not allowed by sysfs any more.
> 
> Hm, sysfs hasn't changed any in 2.6.27-rcX that I know of.

mce hasn't either in this regard. My current theory is that the CPU 
up/down notifiers are not balanced anymore (as in duplicated up events) 

Would need to add printk to verify that.

-Andi

  parent reply	other threads:[~2008-08-17  2:21 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-08-12 22:00 Mark Langsdorf
2008-08-14 15:53 ` Rafael J. Wysocki
2008-08-14 16:06   ` Langsdorf, Mark
2008-08-14 16:34   ` Andi Kleen
2008-08-14 18:35     ` Langsdorf, Mark
2008-08-16 19:28       ` Rafael J. Wysocki
2008-08-16 20:18         ` Greg KH
2008-08-16 21:34           ` Rafael J. Wysocki
2008-08-18 15:32             ` Langsdorf, Mark
2008-08-17  2:23           ` Andi Kleen [this message]
2008-08-17 17:25             ` Rafael J. Wysocki
2008-08-17 19:23               ` Rafael J. Wysocki
2008-08-17  2:25       ` Andi Kleen
2008-08-17 21:53       ` Rafael J. Wysocki
2008-08-18 13:11         ` Langsdorf, Mark
2008-08-18 14:38           ` Rafael J. Wysocki
2008-08-18 16:29             ` Langsdorf, Mark
2008-08-18 16:42               ` Rafael J. Wysocki

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