This is an archived copy of the Xen.org mailing list, which we have preserved to ensure that existing links to archives are not broken. The live archive, which contains the latest emails, can be found at http://lists.xen.org/
Home Products Support Community News


Re: [Xen-devel] [RFC][PATCH] Emulate instructions in vm86 mode

To: Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>
Subject: Re: [Xen-devel] [RFC][PATCH] Emulate instructions in vm86 mode
From: Bastian Blank <bastian@xxxxxxxxxxxx>
Date: Fri, 8 Sep 2006 23:28:25 +0200
Cc: xen-devel@xxxxxxxxxxxxxxxxxxx
Delivery-date: Fri, 08 Sep 2006 14:28:51 -0700
Envelope-to: www-data@xxxxxxxxxxxxxxxxxx
In-reply-to: <C1279AFF.10EB%Keir.Fraser@xxxxxxxxxxxx>
List-help: <mailto:xen-devel-request@lists.xensource.com?subject=help>
List-id: Xen developer discussion <xen-devel.lists.xensource.com>
List-post: <mailto:xen-devel@lists.xensource.com>
List-subscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
List-unsubscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
References: <20060908205844.GA2496@xxxxxxxxxxxxxxxxxxxxxxx> <C1279AFF.10EB%Keir.Fraser@xxxxxxxxxxxx>
Sender: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
User-agent: Mutt/1.5.12-2006-07-14
On Fri, Sep 08, 2006 at 10:11:11PM +0100, Keir Fraser wrote:
> That is only on the 'failsafe' stackframe path. It is okay to write zero
> values there because we already wrote the real values lower down on the
> stack frame (at labels FLT7 to FLT10). In fact you probably shouldn't end up
> taking the 'failsafe' path anyway, so the code you remove wouldn't normally
> be executed at all unless something in the guest is buggy.

Yep, saw that. So I have to recheck that.


        "That unit is a woman."
        "A mass of conflicting impulses."
                -- Spock and Nomad, "The Changeling", stardate 3541.9

Attachment: signature.asc
Description: Digital signature

Xen-devel mailing list