Re: [Xen-devel] Problem setting up a custom GDT

[Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>]

On 9 Jun 2006, at 12:03, Simon Kagstrom wrote:

> (The GDT Is just copied from Linux' right now). When doing this, I
> always get -EINVAL from set_gdt, which I suspect is because
> HYPERVISOR_update_va_mapping for some reason does not succeed in
> setting the page read-only.
>
> I've checked the Linux implementation, and it does basically the same
> thing (pte_wrprotect() on the machine-address before calling
> update_va_mapping). Does anyone see what is wrong here?
Is your GDT page-aligned and -padded.

 -- Keir


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