Re: Race in new page migration code?

Christoph Lameter
2006-01-16T06:51:44Z

On Sun, 15 Jan 2006, Hugh Dickins wrote:

> On Sat, 14 Jan 2006, Christoph Lameter wrote:
> >
> > Also remove the WARN_ON since its now even possible that other actions of
> > the VM move the pages into the LRU lists while we scan for pages to
> > migrate.
>
> Good. And whether it's your or Nick's patch that goes in, please also
> remove that PageReserved test which you recently put in check_pte_range.

Zero pages are still marked reserved AFAIK. Why not check for it?