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] kexec regression between 3.1.0 and 3.1.3 ?

To: Simon Horman <horms@xxxxxxxxxxxx>
Subject: Re: [Xen-devel] kexec regression between 3.1.0 and 3.1.3 ?
From: Keir Fraser <keir.fraser@xxxxxxxxxxxxx>
Date: Mon, 11 Aug 2008 08:45:24 +0100
Cc: xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>, Ward Vandewege <ward@xxxxxxx>
Delivery-date: Mon, 11 Aug 2008 00:45:51 -0700
Envelope-to: www-data@xxxxxxxxxxxxxxxxxxx
In-reply-to: <20080811015608.GA24345@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/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
List-unsubscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
Sender: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
Thread-index: Acj7hjaVdQlRZWd5Ed25mQAWy6hiGQ==
Thread-topic: [Xen-devel] kexec regression between 3.1.0 and 3.1.3 ?
User-agent: Microsoft-Entourage/

On 11/8/08 02:56, "Simon Horman" <horms@xxxxxxxxxxxx> wrote:

>> It'd be nice to have kexec add that flag by default for Xen, or steal a new
>> multiboot flag to mean the same thing, as this trips people up frequently I
>> expect. Oh well, hopefully knowledge of this trick will spread.
> How robust is adding no-real-mode to the command line of the second
> kernel?  It probably makes sense just to have kexec add it by default.
> But I am a bit reluctant to do so if it isn't always wanted.

Any Xen version which recognises the option ought to have it specified when
kexec'ed. It's not usually valid to drop back into real mode and execute
legacy BIOS services at that time.

 -- Keir

Xen-devel mailing list