Re: [PATCH 00 of 10] x86: unify asm/pgtable.h

Andi Kleen
2008-01-09T14:24:17Z

On Wednesday 09 January 2008 11:47:11 Ingo Molnar wrote:
> * Andi Kleen <ak@suse.de> wrote:
> > There's one Jan pointed out: iounmap does not subtract the guard page
> > size so it ends up resetting one page too much. That is probably what
> > causes your problem. But again you should be passing in G in the first
> > place.
> >
> > -Andi
> >
> > Here was Jan's patch; it incidently fixes the G problem too
>
> thanks, applied. I changed:

FWIW Without the reference counting fixes in the cpa series that will
likely cause leaked small page mappings at boot because the reference
counting cannot deal with it.

-Andi