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From: Avi Kivity <avi@redhat.com>
To: "H. Peter Anvin" <hpa@zytor.com>
Cc: Dave Young <hidave.darkstar@gmail.com>,
	Ingo Molnar <mingo@elte.hu>, Jan Kiszka <jan.kiszka@web.de>,
	kvm@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [BUG] kvm: guest can not startup due to triple fault
Date: Tue, 19 Oct 2010 17:04:46 +0200	[thread overview]
Message-ID: <4CBDB38E.7090801@redhat.com> (raw)
In-Reply-To: <a4d1e098-7b9b-43f8-b341-2e0dbf1db780@email.android.com>

  On 10/19/2010 04:56 PM, H. Peter Anvin wrote:
> Right... note in particular that the BIOS sets them up inconsistently.  The kernel is doing the rufht thing: since NX isn't available on all processors it is considered unavailable.

I guess kvm should be modified to mask GET_SUPPORTED_CPUID results with 
the boot_cpu features.  This will make kvm take advantage of the core 
kernel doing the right thing.


  reply	other threads:[~2010-10-19 15:05 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-10-17  8:54 [BUG] kvm: guest can not startup due to triple fault Dave Young
2010-10-17  8:56 ` Dave Young
2010-10-17  9:34 ` Avi Kivity
2010-10-17 10:14   ` Dave Young
2010-10-17 12:15     ` Avi Kivity
2010-10-18  4:43       ` Dave Young
2010-10-18  7:14         ` Jan Kiszka
2010-10-18  8:55           ` Avi Kivity
2010-10-18  8:58             ` Avi Kivity
2010-10-18 12:26               ` Steven Rostedt
2010-10-18 12:27                 ` Avi Kivity
2010-10-18  9:15           ` Avi Kivity
2010-10-18 12:58             ` Dave Young
2010-10-18 13:26               ` Avi Kivity
2010-10-18 13:45                 ` Dave Young
2010-10-18 13:46                   ` Avi Kivity
2010-10-18 13:50                     ` Avi Kivity
2010-10-18 13:58                       ` Dave Young
2010-10-18 14:06                         ` Avi Kivity
2010-10-18 14:11                           ` Dave Young
2010-10-18 14:13                             ` Avi Kivity
2010-10-18 14:15                               ` Dave Young
2010-10-18 14:17                                 ` Dave Young
2010-10-18 14:19                                 ` Avi Kivity
2010-10-18 14:25                                   ` Dave Young
2010-10-18 14:28                                     ` Avi Kivity
2010-10-18 18:47                           ` H. Peter Anvin
2010-10-19  1:19                             ` Dave Young
2010-10-19  2:59                               ` H. Peter Anvin
2010-10-19  6:55                                 ` Dave Young
2010-10-19  8:57                                   ` Avi Kivity
2010-10-19 11:52                                     ` Dave Young
2010-10-19 14:56                                     ` H. Peter Anvin
2010-10-19 15:04                                       ` Avi Kivity [this message]
2010-10-19 15:31                                         ` H. Peter Anvin
2010-10-18 13:51                     ` Dave Young

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