linux-kernel - Re: WARNING: at arch/x86/kernel/smp.c:119 native_smp_send

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Message-ID: <1328905121.25989.52.camel@laptop>
Date:	Fri, 10 Feb 2012 21:18:41 +0100
From:	Peter Zijlstra <peterz@...radead.org>
To:	Don Zickus <dzickus@...hat.com>
Cc:	"Srivatsa S. Bhat" <srivatsa.bhat@...ux.vnet.ibm.com>,
	Sasha Levin <levinsasha928@...il.com>,
	Josh Boyer <jwboyer@...il.com>,
	"H. Peter Anvin" <hpa@...or.com>, Ingo Molnar <mingo@...e.hu>,
	Thomas Gleixner <tglx@...utronix.de>,
	Avi Kivity <avi@...hat.com>, kvm <kvm@...r.kernel.org>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	x86 <x86@...nel.org>,
	Suresh B Siddha <suresh.b.siddha@...el.com>,
	Sergey Senozhatsky <sergey.senozhatsky@...il.com>
Subject: Re: WARNING: at arch/x86/kernel/smp.c:119
 native_smp_send_reschedule+0x25/0x43()

On Fri, 2012-02-10 at 15:02 -0500, Don Zickus wrote:
> I also ran into the same problem you did and hacked up another patch that
> checked a global atomic variable that let the system know we were shutting
> down and not to do the WARN_ON (the global is already created for the NMI
> case now). 

system_state seems like that thing.. 

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