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RE: [Xen-devel] [PATCHl] [linux-2.6.27-xen.hg] default config shouldenable needed xen config parameters
- To: Jan Beulich <jbeulich@xxxxxxxxxx>, Keir Fraser <keir.fraser@xxxxxxxxxxxxx>, Dan Magenheimer <dan.magenheimer@xxxxxxxxxx>
- From: Boris Derzhavets <bderzhavets@xxxxxxxxx>
- Date: Mon, 5 Jan 2009 05:54:07 -0800 (PST)
- Cc: xen-devel@xxxxxxxxxxxxxxxxxxx
- Delivery-date: Mon, 05 Jan 2009 05:54:38 -0800
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Following bellow are just the samples of tuning Novell's Kernel
to support Xen Dom0 and DomU at a time in order to setup
Ubuntu Intrepid Server Xen 3.3.0 Dom0. Intrepid Server PV DomU
is utilizing vmlinuz-2.6.27-9-server as pv_ops enabled kernel.
http://bderzhavets.wordpress.com/2009/01/03/setup-xen-330-ubuntu-intrepid-server-dom0-via-build-xen-kernel-based-on-httpxenbitsxensourcecomextlinux-2627-xenhg/
http://bderzhavets.wordpress.com/2009/01/05/setup-intrepid-server-pv-domu-via-xen-image-createdebootstrap-at-xen-33-intrepid-server-dom0-with-novells-xen-ified-kernel-2627-5/
--- On Mon, 1/5/09, Dan Magenheimer <dan.magenheimer@xxxxxxxxxx> wrote:
From: Dan Magenheimer
<dan.magenheimer@xxxxxxxxxx>
Subject: RE: [Xen-devel] [PATCHl] [linux-2.6.27-xen.hg] default config shouldenable needed xen config parameters
To: "Jan Beulich" <jbeulich@xxxxxxxxxx>, "Keir Fraser" <keir.fraser@xxxxxxxxxxxxx>
Cc: xen-devel@xxxxxxxxxxxxxxxxxxx
Date: Monday, January 5, 2009, 8:34 AM
> >>> Dan Magenheimer <dan.magenheimer@xxxxxxxxxx> 24.12.08
17:20 >>>
> >There's probably a better way to do this but the attached one-line
> >change works.
>
> I fail to see how this can work, or why it's needed. All the
> pv-ops stuff is
> useless in the Xen-ified kernels, and hence the config option
> shouldn't
> even be presented if XEN is enabled.
Indeed it does not... or rather just seemed to work once.
I'm afraid my knowledge of kernel configuration is poor
(and/or dated).
> >My goal is to be able to
do:
> >
> >yes "" | make config CONFIGMODE=oldconfig
> >make
> >
> >on a freshly cloned tree. (I know this isn't recommended
> >but it saves blindly hitting enter a million times, which
> >is what I otherwise do anyway :-)
>
> Perhaps the Xen configs we use should simply also be added?
> Unfortunately
> these are no longer part of kernel-source-*.<arch>.rpm, so
they'd need
> to be grabbed out of the binary RPMs (which certainly makes
> updating that
> tree more cumbersome).
>
> Jan
> We'd be better to just supply a sensible defconfig than hack
> the Kconfigs to
> allow the above to work, wouldn't we?
>
> -- Keir
Agreed. Unless someone (who knows what they're doing :-) beats
me to it, I'll take a look after getting unburied from the
holiday
break.
Dan
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