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Re: [Fedora-xen] Dom0 Xen kernel on Fedora 10



On Tue, Dec 16, 2008 at 12:07:30AM +0000, M A Young wrote:
> I have succeeded in getting a fedora based kernel to build with Dom0 
> patches added. The steps were roughly as follows;
> 
> 1. Start from kernel-2.6.28-0.106.rc6.git4.fc11.src.rpm
> 2. Create a patch from http://xenbits.xen.org/paravirt_ops/patches.hg/ 
> changeset 2238 by concatenating those patches listed in the series file 
> (excluding those commented out) together.
> 3. Edit kernel.spec to revert to plain rc6 (which the pvops patches seem 
> currently to be based on though some patches from rc8 seem to be included 
> in the x86/x86.patch file), add the combined patch, and increase the fuzz
> factor to 2 so it applies.
> 4. Make several edits to the source files and configuration options to get 
> it to compile on F10. Some of these, such as the couple I have so far
> reported on http://bugzilla.redhat.org/ (476456 and 476457), are due to 
> code problems that show up because the F10 compiler seems to be a bit 
> better at checking for errors.
> 
> If anyone wants to inspect it, the source rpm generated is at 
> http://compsoc.dur.ac.uk/~may/xen/kernel-2.6.28-0.106.rc6.fc10.src.rpm
> It is completely untested beyond the fact that it compiles for me, so I 
> have no idea if a kernel built from it will actually boot.
> 

You might also need xen-unstable (3.4), or at least the tools from it. 
Or backport the pv_ops memory ballooning support into older xen tools version.

See:
http://lists.xensource.com/archives/html/xen-devel/2008-12/msg00469.html

-- Pasi


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