Re: [PATCH] do not free non slab allocated per_cpu_pageset

Andrew Morton
2006-09-22T18:57:27Z

On Fri, 22 Sep 2006 11:43:32 -0700 (PDT)
Christoph Lameter <clameter@sgi.com> wrote:

> On Fri, 22 Sep 2006, Andrew Morton wrote:
>
> > I think I preferred my earlier fix, recently reworked as:
>
> The problem is though that the pcp pointers must point to the static pcp
> arrays for bootup to succeed under NUMA. Your patch may work under SMP.
> For NUMA you may zap pointers to valid static pcps.

This is unclear to me. Do you mean "the pcps must be usable during
process_zones()'s call to kmalloc_node())" or do you mean "the pcps must
always be usable" (in which case more work needs to be done) or what?