From mboxrd@z Thu Jan 1 00:00:00 1970 From: Security Initiative Team Subject: RE: [Xen-users] Xen --> Guest Date: Wed, 21 Mar 2007 08:54:48 -0700 (PDT) Message-ID: <302922.16911.qm@web35307.mail.mud.yahoo.com> References: <907625E08839C4409CE5768403633E0B018E1AEC@sefsexmb1.amd.com> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============0950776727==" Return-path: In-Reply-To: <907625E08839C4409CE5768403633E0B018E1AEC@sefsexmb1.amd.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Mime-version: 1.0 Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: "Petersson, Mats" , xen-devel@lists.xensource.com, xen-users@lists.xensource.com List-Id: xen-devel@lists.xenproject.org --===============0950776727== Content-Type: multipart/alternative; boundary="0-1610229601-1174492488=:16911" Content-Transfer-Encoding: 8bit --0-1610229601-1174492488=:16911 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8bit I have some monitoring capabilities set up in Xen and when that is triggered, I want to notify the DomU to take some action. Example: If a certain part of memory is touched, Xen sees that and wants to inform the DomU of this. So, all I need is to set a bit somewhere that can be constantly polled by the DomU (waiting for it to flip) Thanks, -Brian "Petersson, Mats" wrote: > -----Original Message----- > From: xen-users-bounces@lists.xensource.com > [mailto:xen-users-bounces@lists.xensource.com] On Behalf Of > Security Initiative Team > Sent: 21 March 2007 01:03 > To: xen-devel@lists.xensource.com; xen-users@lists.xensource.com > Subject: [Xen-users] Xen --> Guest > > What's the easiest way to send 1-bit of information from > Xen to a guest domain? What do you want this 1-bit of information to achieve at the other end... Without actually knowing what you're trying to achieve, it's kind of hard to answer the question. -- Mats > > The event channel mechanism seems fairly complicated. > > Thanks, > -Brian > > > ________________________________ > > It's here! Your new message! > Get new email alerts > om/toolbar/features/mail/> with the free Yahoo! Toolbar. > om/toolbar/features/mail/> > --------------------------------- No need to miss a message. Get email on-the-go with Yahoo! Mail for Mobile. Get started. --0-1610229601-1174492488=:16911 Content-Type: text/html; charset=iso-8859-1 Content-Transfer-Encoding: 8bit I have some monitoring capabilities set up in Xen
and when that is triggered, I want to notify the DomU
to take some action.

Example: If a certain part of memory is touched, Xen
sees that and wants to inform the DomU of this.

So, all I need is to set a bit somewhere that can
be constantly polled by the DomU (waiting for it to flip)

Thanks,
-Brian

"Petersson, Mats" <Mats.Petersson@amd.com> wrote:


> -----Original Message-----
> From: xen-users-bounces@lists.xensource.com
> [mailto:xen-users-bounces@lists.xensource.com] On Behalf Of
> Security Initiative Team
> Sent: 21 March 2007 01:03
> To: xen-devel@lists.xensource.com; xen-users@lists.xensource.com
> Subject: [Xen -users] Xen --> Guest
>
> What's the easiest way to send 1-bit of information from
> Xen to a guest domain?

What do you want this 1-bit of information to achieve at the other
end...

Without actually knowing what you're trying to achieve, it's kind of
hard to answer the question.

--
Mats
>
> The event channel mechanism seems fairly complicated.
>
> Thanks,
> -Brian
>
>
> ________________________________
>
> It's here! Your new message!
> Get new email alerts
> om/toolbar/features/mail/> with the free Yahoo! Toolbar. >
om/toolbar/features/mail/>
>



No need to miss a message. Get email on-the-go
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