On Thu, 2012-10-18 at 01:31 +0100, Mukesh Rathor wrote:
> * the initial domain. For guests using the toolstack, they are in:
> @@ -2177,8 +2210,20 @@ static const struct pv_mmu_ops xen_mmu_ops __initconst
> = {
>
> void __init xen_init_mmu_ops(void)
> {
> - x86_init.mapping.pagetable_reserve = xen_mapping_pagetable_reserve;
> x86_init.paging.pagetable_init = xen_pagetable_init;
> +
> + if (xen_feature(XENFEAT_auto_translated_physmap)) {
> + pv_mmu_ops.flush_tlb_others = xen_flush_tlb_others;
> +#if 0
I don't recall seeing this #if 0 before -- is it new and/or deliberate?
If it is a marker for future work can we leave it out for now?
> + /* For PCI devices to map iomem. */
> + if (xen_initial_domain()) {
> + pv_mmu_ops.set_pte = native_set_pte;
> + pv_mmu_ops.set_pte_at = native_set_pte_at;
> + }
> +#endif
> + return;
> + }
> + x86_init.mapping.pagetable_reserve = xen_mapping_pagetable_reserve;
> pv_mmu_ops = xen_mmu_ops;
>
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