From mboxrd@z Thu Jan 1 00:00:00 1970 From: Samuel Thibault Subject: Re: doubt on domU segment mappings Date: Mon, 21 Jul 2008 19:51:16 +0100 Message-ID: <20080721185116.GB4722@implementation> References: <1216659028.17572.15.camel@ec4t16cg-1518809> <20080721164244.GB4501@implementation.uk.xensource.com> <1216659873.17572.21.camel@ec4t16cg-1518809> <20080721165543.GD4501@implementation.uk.xensource.com> <1216666314.17572.51.camel@ec4t16cg-1518809> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: quoted-printable Return-path: Content-Disposition: inline In-Reply-To: <1216666314.17572.51.camel@ec4t16cg-1518809> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: Sandesh Cc: "xen-devel@lists.xensource.com" List-Id: xen-devel@lists.xenproject.org Sandesh, le Tue 22 Jul 2008 00:21:54 +0530, a =E9crit : > On Mon, 2008-07-21 at 17:55 +0100, Samuel Thibault wrote: > > Sandesh, le Mon 21 Jul 2008 22:34:33 +0530, a =E9crit : > > > > These are constructed by the PV domain builder just for the domU. > > > > DomU > > > > is then free to do whatever it wants with it, dom0 doesn't care a= t > > > > all > > > but aren't these mappings in the dom0 page tables? > > > > Just temporarily when the domain builder fills them, but as soon as i= t's > > built, they are unmapped. > can u just point me where the segments are being unmapped?? xc_dom_release calls xc_dom_unmap_all() > so far i have not come across the code achieving this functionality. you should probably tune your grep. Samuel