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Re: [Xen-devel] kexec regression between 3.1.0 and 3.1.3 ?

To: Keir Fraser <keir.fraser@xxxxxxxxxxxxx>
Subject: Re: [Xen-devel] kexec regression between 3.1.0 and 3.1.3 ?
From: Simon Horman <horms@xxxxxxxxxxxx>
Date: Mon, 11 Aug 2008 19:04:57 +1000
Cc: xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>, Ward Vandewege <ward@xxxxxxx>
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On Mon, Aug 11, 2008 at 08:45:24AM +0100, Keir Fraser wrote:
> 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.

Hi Keir,

thanks for the clarification. I'll see about adding this to kexec-tools.

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