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xen-devel
[Xen-devel] Re: [PATCH] shorten the x86_64 boot setup GDT to what the co
On Fri, Nov 10, 2006 at 03:01:39PM +0100, Andi Kleen wrote:
> > Hi Andi,
> >
> > (Assuming you mean: "The gdt table already is 16-byte aligned.")
> >
> > Hmm. Not in the most recent version of Linus' tree, not even by
> > concidence, and none of the patches in your quilt-current/patches touch
> > x86_64's version of setup.S. Am I missing something?
>
> The main GDT is. The boot GDT isn't, but it doesn't matter because
> it is only used for a very short time.
Aha, thanks for clearing that up. I agree it is not important to have
the boot GDT aligned, but I think it is preferable to make parts of the
two versions of setup.S equal if possible.
Let's see what Steven Rostedt comes up with.
I find the relocatable image patches interesting. I wonder if one can
get such a kernel 'running' using bochs, freedos, and loadlin ;).
Alexander
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