Zachary Amsden wrote:
> We don't fault. We write directly to the primary page tables, and clear
> the pte just like native. We just issue all mprotect updates in the
> queue, and flush the queue when leaving lazy mmu mode. You can't wait
> for the TLB flush, you must flush the updates before releasing the
> pagetable lock, or you could get misordered updates in an SMP system.
>
How do you track which ptes need shadow updates? Do you walk the entire
pagetable on tlb flush? Or just rebuild the shadow from scratch on demand?
J
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