Re: [PATCH 1/3] x86-32: Separate 1:1 pagetables from swapper_pg_dir

Konrad Rzeszutek Wilk
2011-01-19T15:55:04Z

On Wed, Jan 19, 2011 at 08:19:44AM +0100, Borislav Petkov wrote:
> On Tue, Jan 18, 2011 at 07:39:08PM -0500, Konrad Rzeszutek Wilk wrote:
> > On Thu, Nov 11, 2010 at 02:56:13PM +0100, Joerg Roedel wrote:
>
> [..]
>
> > > -v2: switch to swapper_pg_dir right after entering start_secondary() so
> > > that we are able to access percpu data which might not be mapped in the
> > > trampoline page table.
> >
> > You also might want to look at the regression this patch caused when it
> > was introduced. Mainly this fix:
> > 805e3f495057aa5307ad4e3d6dc7073d4733c691
>
> I think you mean the regression _this_
> b40827fa7268fda8a62490728a61c2856f33830b patch caused, which is not in
> -stable anyway.

Duh. Saw 'initial_page_table' and immediately jumped to conclusions.
Thank you for clarifying.