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From: Richard Simpson <rs1002@huskydog.org.uk>
To: Avi Kivity <avi@redhat.com>
Cc: kvm@vger.kernel.org
Subject: Re: Setting nx bit in virtual CPU
Date: Wed, 07 Apr 2010 13:10:45 +0100	[thread overview]
Message-ID: <4BBC7645.2070904@huskydog.org.uk> (raw)
In-Reply-To: <4BBC1A86.6080506@redhat.com>

On 07/04/10 06:39, Avi Kivity wrote:
> On 04/07/2010 01:31 AM, Richard Simpson wrote:
>>
>>> 2.6.27 should be plenty fine for nx.  Really the important bit is that
>>> the host kernel has nx enabled.  Can you check if that is so?
>>>
>>>      
>> Umm, could you give me a clue about how to do that.  It is some time
>> since I configured the host kernel, but I do have a /proc/config.gz.
>> Could I check by looking in that?
>>    
> 
> The attached script should verify it.
> 

rs% ./check-nx
Traceback (most recent call last):
  File "./check-nx", line 17, in <module>
    efer = msr().read(0xc0000080, 0)
  File "./check-nx", line 8, in __init__
    self.f = file('/dev/msr0')
IOError: [Errno 2] No such file or directory: '/dev/msr0'

Sorry!

  reply	other threads:[~2010-04-07 12:10 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-03-29 22:16 Setting nx bit in virtual CPU Richard Simpson
2010-03-30  2:12 ` Chris Wright
2010-03-30 20:42   ` Richard Simpson
2010-04-01  8:43 ` Avi Kivity
2010-04-02 21:07   ` Richard Simpson
2010-04-05  8:27     ` Avi Kivity
2010-04-06 22:31       ` Richard Simpson
2010-04-07  5:39         ` Avi Kivity
2010-04-07 12:10           ` Richard Simpson [this message]
2010-04-07 12:23             ` Avi Kivity
2010-04-07 20:38               ` Richard Simpson
2010-04-07 20:48                 ` Avi Kivity
2010-04-07 23:13                   ` Richard Simpson
2010-04-08  7:23                     ` Avi Kivity
2010-04-08 23:55                       ` Richard Simpson
2010-04-10 19:34                         ` Avi Kivity
2010-04-08  8:52                   ` Andre Przywara
2010-04-08 21:23                     ` Richard Simpson
2010-04-09 23:45                       ` Andre Przywara
2010-04-12 21:15                         ` Richard Simpson

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