Messages in this thread | | | Date | Thu, 22 Sep 2005 10:59:31 +0200 | From | Ingo Molnar <> | Subject | Re: [PATCH 3/3] Gdt page isolation |
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* Zachary Amsden <zach@vmware.com> wrote:
> Make GDT page aligned and page padded to support running inside of a > hypervisor. This prevents false sharing of the GDT page with other > hot data, which is not allowed in Xen, and causes performance problems > in VMware. > > Rather than go back to the old method of statically allocating the GDT > (which wastes unneded space for non-present CPUs), the GDT for APs is > allocated dynamically. > > Signed-off-by: Zachary Amsden <zach@vmware.com>
Acked-by: Ingo Molnar <mingo@elte.hu>
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