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[Xen-users] RE: GPLPV 0.11.0.238 and Windows 2008 R2 requiring extra reboot


  • To: "'James Harper'" <james.harper@xxxxxxxxxxxxxxxx>
  • From: "AP Xen" <apxeng@xxxxxxxxx>
  • Date: Mon, 7 Mar 2011 14:52:58 -0800
  • Cc: xen-users@xxxxxxxxxxxxxxxxxxx
  • Delivery-date: Mon, 07 Mar 2011 14:56:06 -0800
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> > GPLPV depends on KMDF (Kernel Mode Driver Framework). If there is no
> > KMDF currently installed then it is installed along with the drivers
> > and
> > everything will be active on the next boot. If the same or newer KMDF
> > is
> > already installed then the drivers are installed and everything will
> be
> > active on the next boot. If an older version is installed then it
> will
> > be upgraded but the drivers won't load until the new KMDF is loaded.
> > When the new KMDF is loaded on the next boot, the drivers load but
> too
> > late in the boot process so it's only on the next boot that they can
> > properly take control.
> 
> On a fresh install of W2k8 R2 Enterprise, I see that
> /Windows/System32/drivers/Wdf01000.sys and WdfLdr.sys are present and
> the
> version is 1.9.7600.16385. I am assuming this means that KMDF is
> installed.

BTW, I ran the WdfVerifier from the DDK and it confirmed that KMDF 1.9 is
installed on Win2k8 R2 out of the box.

Thanks,
Aravindh



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