Re: [Xen-users] problems about compiling the unmodified drivers in xen-3.4.0

[Pasi Kärkkäinen <pasik@xxxxxx>]

On Mon, Nov 09, 2009 at 05:47:42PM +0800, ????????? wrote:
>    Hi, all:
>         I want to check the function of the balloon driver in HVM guest. But
>    I met a lot of problems when I compiling the balloon driver. I have read
>    the related questions in the mailing-list, but still can not solve this
>    problem.
> 
>        According to the README file in xen-3.4.0/unmodified_drivers, I did
>    the following work.
> 
>        step 1: ./mkbuildtree (It's ok)
>        step 2: make -C xen-3.4.0/linux-2.6.18-xen.hg M=$PWD modules
> 
>        After a lot of redefined warning messages, I get the error message
>    "In file included from include/asm/mach-xen/asm/pgtable.h:259,
>                     from include/linux/mm.h:39,
>                     from
>    xen-3.4.0/unmodified_drivers/linux-2.6/balloon/balloon.c:40:
>    include/asm/mach-xen/asm/pgtable-3level.h:178: error: expected â**)â**
>    before numeric constant"
> 
>    How can I solve this problem? thanks!
> 
>    BTW: I want to the balloon driver can work in HVM guest with higher kernel
>    version.
>    for example: the HVM guest's kernel is 2.6.29. when I use the mkbuildtree
>    script, the file path in this script doesn't exist in 2.6.29 kernel. For
>    example, the 2.6.18-xen.hg kernel has the "drivers/xen/core" directory
>    but the 2.6.29 kernel hasn't, It has only "drivers/xen" directory. So How
>    can I compile a balloon driver for higher kernel HVM guest?
> 
>    any suggestion are welcome. thanks again!
> 

The problem is unmodified_drivers is not really (yet) ported for newer
kernels. Feel free to send patches :)

I think Novell has patches somewhere to make it compile at least with
2.6.27, which is what SLES11 ships with.

-- Pasi


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