sony-vaio-z-series team mailing list archive

[Raphael Gradenwitz <raphael@xxxxxxxxxxxxxxxxx>]

Hello Dr. Preining,

Thank you for answering my question.

Raphael

Am Montag, den 10.08.2009, 12:17 +0200 schrieb Norbert Preining:
> On Mo, 10 Aug 2009, Raphael Gradenwitz wrote:
> > Q: is VT not already enabled on sony z-series under Linux completely
> > independent from bios?
> 
> No. Impossible.
> 
> > 
> > Simple test on cpu flag 'vmx' like:
> > 
> >  # begin test
> > echo; echo -n "  Full-Virtualization is ";\
> > grep '^flags.*vmx' /proc/cpuinfo || echo -n "not ";\
> > echo "suported by your CPU"; echo
> >  # end test
> 
> And what did it echo out? Did you do that in your shell?
> 
> > and a working kvm (out of the box) makes me suspect that it does..
> 
> Does kvm show in the head "kvm", or is it running in qemu mode?
> 
> > The report this link [2] is pointing to is speaking about bios. But one
> > can eg. completely bypass any bios update by simply installing the
> > newest Linux Processor Microcode Data File from Intel [1]:
> > 
> > sudo apt-get install intel-microcode microcode.ctl
> 
> I am not sure about that.
> 
> > But even without the newest microcode installed I have got full
> > virtualisation support on my VGN-Z21MN (ubuntu-jaunty and -karmic).
> > Without any changes to the bios.
> 
> How did you check? What did the above code snippet say? How did you 
> check that you have "full virtualisation"?
> 
> Best wishes
> 
> Norbert
> 
> -------------------------------------------------------------------------------
> Dr. Norbert Preining <preining@xxxxxxxx>        Vienna University of Technology
> Debian Developer <preining@xxxxxxxxxx>                         Debian TeX Group
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