On Wed, 10 Aug 2005, Zachary Amsden wrote:
> Thanks for the feedback. I believe the binary compilation is the same. It is
> superfluous in the sense that there is not yet a real use for it, but it is
> needed for later developement.
>
> Xen requires page isolation of system data structures that could be used to
> override privilege. Since they do not shadow the GDT, they require the GDT to
> be write protected. A side effect of that is that the GDT must be moved to an
> isolated page. Thus, the accessors to allow transparently moving the GDT for
> a paravirtual build. There is deliberately no effect on the standard build.
Thanks for the explanation, i wasn't quite sure what you were planning on
doing with the gdt table there.
> P.S. Sorry I got your mail address wrong earlier. I mistyped it from the
> update to the CREDITS patch.
Not a problem, i actually had to double check to make sure i didn't spell
it incorrectly too ;)
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