Subject: Re: remplacing page mappings behind uvm
To: None <bouyer@antioche.eu.org>
From: YAMAMOTO Takashi <yamt@mwd.biglobe.ne.jp>
List: tech-kern
Date: 12/01/2007 00:12:56
> On Fri, Nov 30, 2007 at 10:11:14PM +0900, YAMAMOTO Takashi wrote:
> > > Yes, so we have to keep a translation table, with an ioctl to populate it.
> > > Then we have to change xen sources to deal with it, and it may not be so
> > > easy because what it does now is the other way round: first get a
> > > chunk of VM space, and then populate it, eventually not in one operation.
> >
> > iirc we used to mmap privcmd to allocate va range.
>
> No, I don't remember it ever being this way. And there's no mmap-related
> patches in xentools3-hvm ..
>
> --
> Manuel Bouyer, LIP6, Universite Paris VI. Manuel.Bouyer@lip6.fr
> NetBSD: 26 ans d'experience feront toujours la difference
> --
RCS file: /cvsroot/pkgsrc/sysutils/xentools20/patches/patch-as,v
----------------------------
revision 1.1
date: 2005/05/23 22:02:04; author: bouyer; state: Exp;
branches: 1.1.2;
Don't mmap /kern/xen/privcmd (this doesn't work any more on current), use
MAP_ANON instead. Bump pkgrevision.
----------------------------
YAMAMOTO Takashi