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Re: [Xen-devel] [RFC][Patches] Xen 1GB Page Table Support



George Dunlap wrote:
Gianluca Guida wrote:
Changing the p2m of course won't help in the shadow pagetables case. :/
No, but it seems to me that 1G p2m entries can't hurt performance for shadows either, which is the question Dan was raising.

Yes, I am sure they won't. They'll make the p2m walk faster, which is good, but wont' affect shadow performance in a significant way.

It might be nice to have some quick "sanity check" benchmarks, just to make sure that adding the 1G pages won't hurt performance for the normal case...

Might do it, but I don't think it's necessary.

Thanks,
Gianluca

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