Re: pmap_kenter_pa: mapping already present

[Manuel Bouyer <bouyer%antioche.eu.org@localhost>]

On Sat, Feb 25, 2012 at 07:34:21AM +0100, Emmanuel Dreyfus wrote:
> Mindaugas Rasiukevicius <rmind%netbsd.org@localhost> wrote:
> 
> > > pmap_pdp_ctor() abuses pmap_kenter_pa() to change the protection of an
> > > already existing mapping.  According to rmind this is because on x86
> > > pmap_protect() does not work for pmap_kernel().
> > 
> > Right.  I have not had a chance to look into it yet..
> > 
> > Please fill a PR.
> 
> I failed to do it at that time, and now the bug is in 6.0_BETA. Here is
> the PR: kern/46092

and I just closed it: this has been fixed in netbsd-6 2 days ago, and in
HEAD a few days before.

-- 
Manuel Bouyer <bouyer%antioche.eu.org@localhost>
     NetBSD: 26 ans d'experience feront toujours la difference
--