Re: Enabling NX bit on Xen ports?

[Matthias Drochner <M.Drochner%fz-juelich.de@localhost>]

jeanyves.migeon%free.fr@localhost said:
> -#ifndef XEN
>       if ((cpu_feature[2] & CPUID_NOX) && !(prot & VM_PROT_EXECUTE))
> -             npte |= PG_NX;
> -#endif
> +             npte |= protection_codes[VM_PROT_EXECUTE];
> +

This looks suspicious.

btw, both the diff and the commit message of amd64/mptramp.S
are almost identical to rev. 1.2 of that file. How history
repeats itself...

best regards
Matthias



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