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From: Avi Kivity <avi@redhat.com>
To: Markus Schade <markus.schade@gmail.com>
Cc: Joerg Roedel <joro@8bytes.org>, kvm@vger.kernel.org
Subject: Re: Restoring saved guest causes guest to reboot
Date: Thu, 26 May 2011 09:44:33 +0300	[thread overview]
Message-ID: <4DDDF6D1.1070907@redhat.com> (raw)
In-Reply-To: <4DDCA687.9080506@gmail.com>

On 05/25/2011 09:49 AM, Markus Schade wrote:
>
> Git bisect tells me that this is the first bad commit:
> -----------------%<-----------------
> aff48baa34c033318ad322ecbf2e4bcd891b29ca is the first bad commit
> commit aff48baa34c033318ad322ecbf2e4bcd891b29ca
> Author: Avi Kivity <avi@redhat.com>
> Date:   Sun Dec 5 18:56:11 2010 +0200
>
>     KVM: Fetch guest cr3 from hardware on demand
>
>     Instead of syncing the guest cr3 every exit, which is expensince 
> on vmx
>     with ept enabled, sync it only on demand.
>
>     [sheng: fix incorrect cr3 seen by Windows XP]
>
>     Signed-off-by: Sheng Yang <sheng@linux.intel.com>
>     Signed-off-by: Avi Kivity <avi@redhat.com>
>

Does your machine have ept?

(cat /sys/module/kvm_intel/parameters/ept)

-- 
I have a truly marvellous patch that fixes the bug which this
signature is too narrow to contain.


  reply	other threads:[~2011-05-26  6:44 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-05-24  7:11 Restoring saved guest causes guest to reboot Markus Schade
2011-05-24  9:18 ` Joerg Roedel
2011-05-24  9:35   ` Markus Schade
2011-05-24  9:40     ` Joerg Roedel
2011-05-24 11:42       ` Markus Schade
2011-05-24 13:02         ` Joerg Roedel
2011-05-24 13:20           ` Avi Kivity
2011-05-24 13:37             ` Markus Schade
2011-05-24 13:42               ` Avi Kivity
2011-05-25  6:49                 ` Markus Schade
2011-05-26  6:44                   ` Avi Kivity [this message]
2011-05-26 11:28                     ` Markus Schade
2011-05-26 15:20                       ` Markus Schade
2011-05-26 15:25                         ` Joerg Roedel
2011-05-30 12:16                           ` Markus Schade
2011-05-30 18:02                             ` Marcelo Tosatti
2011-05-31  9:44                               ` Markus Schade
2011-06-06 13:57                               ` Markus Schade

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