FC6 x86_64: Trying to debug Transgaming/wineHQ wine
Sean Bruno
sean.bruno at dsl-only.net
Thu Feb 8 15:51:47 UTC 2007
On Thu, 2007-02-08 at 08:44 +0000, Kevin Kofler wrote:
> Sean Bruno <sean.bruno <at> dsl-only.net> writes:
> > What is the relationship between 'Execshield hardware NX/XD bit support'
> > and a x86_64 version of linux? I'm not sure I followed your statement,
> > but I would like to know more.
>
> The NX/XD bit is only supported if you have both:
> * an x86_64 or i686 PAE kernel (not a regular i686 one),
> * a CPU which supports that bit, most of which are 64-bit.
>
> As to why only Fedora, Fedora has kernel patches (ExecShield), which might
> change how the bit is used, though I'm not sure about that. (Apparently, some
> hardware NX/XD support is in the upstream kernel, just not approximation by the
> code segment limit on non-NX/XD-enabled x86.) Another reason may be that other
> distributions ship older kernels than Fedora does (which might also explain why
> it works on FC5).
>
> But it might not be an NX/XD issue at all, as I said, it's just a wild guess.
>
> Kevin Kofler
>
Thanks for the explanation. If I wanted to test this, would I just grab
2.6.19 or .20 from kernel.org and compile/install it using my fedora
kernel config?
Sean
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