Date: Tue, 26 Aug 2008 13:13:54 -0300
From: "Luiz Fernando N. Capitulino" <lcapitulino@mandriva.com.br>
To: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Cc: Gerhard Brauer <gerhard.brauer@web.de>, "H. Peter Anvin" <hpa@zytor.com>,
       Ingo Molnar <mingo@elte.hu>, linux-kernel@vger.kernel.org
Subject: Re: 2.6.{26.2,27-rc} oops on virtualbox
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Em Tue, 26 Aug 2008 10:53:38 -0400
Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca> escreveu:

| Then, after having tested (2), try this on top of it :
| 
| In arch/x86/kernel/alternative.c, alternatives_smp_switch()
| 
| Add   unsigned long flags;
| Change 
| spin_lock -> spin_lock_irqsave(&smp_alt, flags);
| spin_unlock(&smp_alt); -> spin_unlock_irqrestore(&smp_alt, flags);

 Hmm, I can't find spin_lock functions in alternatives_smp_switch()
looks like the current implementation is now using mutexes.

 What tree are you referring to?

-- 
Luiz Fernando N. Capitulino
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