Re: [Xen-devel] [PATCH V2 3/7]: PVH: mmu related changes.

From: Mukesh Rathor
Date: Fri Oct 12 2012 - 18:40:25 EST


On Fri, 12 Oct 2012 09:57:56 +0100
Ian Campbell <Ian.Campbell@xxxxxxxxxx> wrote:

> On Thu, 2012-10-11 at 22:58 +0100, Mukesh Rathor wrote:
> > @@ -2177,8 +2210,19 @@ 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;
> > +
> > + /* 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;
>
> What do these end up being for the !xen_initial_domain case? I'd have
> expected native_FOO.

Yeah, right, we kept on changing the functions that they were set
to, until it came down to just native_*. I just didn't think it didnt
being set. Too much too fast... ok, time to slow down... :) :)..

thanks
Mukesh

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