RE: [Linux-ia64] Re: [PATCH] head.S fix for unusual load addrs

Luck, Tony
2003-05-08T22:27:39Z

> On Thu, 8 May 2003 10:07:49 -0700,
> David Mosberger <davidm@napali.hpl.hp.com> wrote:
> >If we do have to go the virtual remapping route, my preference would
> >be to stick the kernel somewhere in region 5 (0xa..). Has anyone
> >tried that? It should work fine in principle (modules
> already live in
> >that space).
>
> That loses the alt[id]tlb handling for the kernel code and data. Is
> that going to be a performance problem?

I assume that we are still planning to lock the translations for
the kernel into ITR[0] and DTR[0] ... we can still do this with
the kernel mapped in region 5.

-Tony