From: "H. Peter Anvin" <hpa@zytor.com>
To: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Cc: Gerhard Brauer <gerhard.brauer@web.de>,
"Luiz Fernando N. Capitulino" <lcapitulino@mandriva.com.br>,
Ingo Molnar <mingo@elte.hu>,
linux-kernel@vger.kernel.org
Subject: Re: 2.6.{26.2,27-rc} oops on virtualbox
Date: Tue, 26 Aug 2008 14:51:14 -0700 [thread overview]
Message-ID: <48B47AD2.5080609@zytor.com> (raw)
In-Reply-To: <20080826213559.GA27498@Krystal>
Mathieu Desnoyers wrote:
>
> x86 alternative text_poke add wbinvd
>
> Add a cache flush instruction before reenabling interrupts in text_poke.
>
> If this works, we could use clflush() (which is sadly buggy on some archs) which
> is faster since it only clear a cacheline instead of the entire cache.
>
Well, in this case it's VirtualBox we're talking about, a virtual
architecture. It's hard to know what it will do under *any* circumstances.
-hpa
next prev parent reply other threads:[~2008-08-26 21:52 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-08-20 19:29 2.6.{26.2,27-rc} oops on virtualbox Luiz Fernando N. Capitulino
2008-08-21 21:34 ` H. Peter Anvin
2008-08-22 6:42 ` H. Peter Anvin
2008-08-22 6:50 ` Ingo Molnar
2008-08-22 14:39 ` Luiz Fernando N. Capitulino
2008-08-22 15:34 ` Mathieu Desnoyers
2008-08-22 16:29 ` Luiz Fernando N. Capitulino
2008-08-22 16:35 ` Mathieu Desnoyers
2008-08-22 17:20 ` Luiz Fernando N. Capitulino
2008-08-22 18:11 ` H. Peter Anvin
2008-08-22 19:40 ` Luiz Fernando N. Capitulino
2008-08-22 20:31 ` H. Peter Anvin
2008-08-22 20:55 ` Luiz Fernando N. Capitulino
2008-08-22 20:57 ` Luiz Fernando N. Capitulino
2008-08-22 21:08 ` H. Peter Anvin
2008-08-26 14:18 ` Gerhard Brauer
2008-08-26 14:53 ` Mathieu Desnoyers
2008-08-26 16:09 ` Luiz Fernando N. Capitulino
2008-08-26 16:13 ` Luiz Fernando N. Capitulino
2008-08-26 17:18 ` Mathieu Desnoyers
2008-08-26 17:32 ` H. Peter Anvin
2008-08-26 18:02 ` Luiz Fernando N. Capitulino
2008-08-26 18:15 ` Mathieu Desnoyers
2008-08-26 19:52 ` H. Peter Anvin
2008-08-26 20:34 ` Gerhard Brauer
2008-08-26 20:48 ` Mathieu Desnoyers
2008-08-26 21:25 ` Gerhard Brauer
2008-08-26 21:35 ` Mathieu Desnoyers
2008-08-26 21:51 ` H. Peter Anvin [this message]
2008-08-27 0:13 ` Gerhard Brauer
2008-08-27 19:13 ` Luiz Fernando N. Capitulino
2008-08-27 23:33 ` Mathieu Desnoyers
2008-08-28 13:30 ` Luiz Fernando N. Capitulino
2008-08-31 9:29 ` Gerhard Brauer
2008-08-31 13:28 ` Stefan Lippers-Hollmann
2008-08-31 14:03 ` Gerhard Brauer
2008-08-31 14:09 ` Luiz Fernando N. Capitulino
2008-09-21 13:41 ` Gerhard Brauer
2008-09-22 9:51 ` Ingo Molnar
2008-09-24 13:24 ` Luiz Fernando N. Capitulino
2008-08-28 13:50 ` Gerhard Brauer
2008-08-26 19:27 ` Gerhard Brauer
2008-08-26 16:02 ` Luiz Fernando N. Capitulino
2008-08-26 16:40 ` Gerhard Brauer
2008-08-22 17:16 ` H. Peter Anvin
2008-08-22 17:45 ` Mathieu Desnoyers
2008-08-22 17:57 ` H. Peter Anvin
2008-08-22 19:10 ` Luiz Fernando N. Capitulino
2008-08-22 19:14 ` H. Peter Anvin
2008-08-22 19:18 ` H. Peter Anvin
2008-08-22 19:42 ` Luiz Fernando N. Capitulino
2008-08-22 14:28 ` Luiz Fernando N. Capitulino
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