Re: Installing kernel headers in kvm-kmod

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On 12/10/2009 04:50 PM, Arnd Bergmann wrote:
On Thursday 10 December 2009, Jan Kiszka wrote:
Anthony Liguori wrote:
QEMU 0.12.0-rc1 does not support KVM
https://bugs.launchpad.net/bugs/494500

Boils down to the fact that 1) we don't include kernel headers in qemu
(whereas qemu-kvm does) and 2) kvm-kmod does not install those headers
on make install.

I think we've discussed (2) as being the preferred solution.  Does
everyone agree with that?  Anyone care to volunteer to make the change? :-)

I've pushed a half-tested approach into kvm-kmod's next branch. Feel
free to test/fix/enhance it.
This would work, but installing to /usr/include/linux/kvm.h will confuse
distro package managers a lot, because that location belongs to the glibc
or libc-linux-headers or some other package already.

If you want to install the headers from kvm-kmod, I would recommend
doing it in a different path, e.g. /usr/include/kvm-kmod/{linux,asm}.

Maybe even /usr/local/include/kvm-kmod-$version/...., and a symlink /usr/local/include/kvm-kmod.

qemu can then add -I/usr/include/kvm-kmod to it's default include
path and get the kvm-kmod version if that's installed or the distro
version otherwise.

It may also be useful to do the equivalent of 'make headers_install'
from the kernel, to remove all "#ifdef __KERNEL__" sections and
sparse annotations from the header files, but it should also work
without that.

Well, qemu.git needs __user removed.

--
error compiling committee.c: too many arguments to function

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