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Re: port-i386/37193 (x86 pmap concurrency strategy could use improvement)
On Sat, Jan 12, 2008 at 12:15:26PM +0900, YAMAMOTO Takashi wrote:
> > On Thu, Jan 10, 2008 at 08:01:52PM +0900, YAMAMOTO Takashi wrote:
> > > > Synopsis: x86 pmap concurrency strategy could use improvement
> > > >
> > > > Responsible-Changed-From-To: port-i386-maintainer->yamt
> > > > Responsible-Changed-By: yamt%netbsd.org@localhost
> > > > Responsible-Changed-When: Wed, 09 Jan 2008 11:45:50 +0000
> > > > Responsible-Changed-Why:
> > > > i'll take a look.
> > >
> > > here's a patch. can anyone test it on xen+amd64?
> > You can't map the ptp read/write on Xen. But with this issue fixed,
> > it works fine. I used the attached patch on HEAD after the bouyer-xeni386
> > merge.
> > --
> > Manuel Bouyer <bouyer%antioche.eu.org@localhost>
> > NetBSD: 26 ans d'experience feront toujours la difference
> > --
> the #ifdef in pmap_map_ptp is the only necessary change?
yes, and adding the needed function to the xen part of i386/include/pmap.h,
now that xeni386 uses this one too. From what I remember there was no
conflicts in x86/pmap.c
Manuel Bouyer <bouyer%antioche.eu.org@localhost>
NetBSD: 26 ans d'experience feront toujours la difference
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