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Re: [libvirt] hvm/x86_64 combination not allowed



On Mon, Jan 18, 2010 at 10:59:23PM +0100, Matthias Bolte wrote:
> > $ which qemu-system-x86_64
> > /usr/local/bin/qemu-system-x86_64
> > $ ls -l /usr/local/bin/qemu-*
> > -rwxr-xr-x 1 root root  217184 Jan 14 14:00 /usr/local/bin/qemu-img
> > -rwxr-xr-x 1 root root  229120 Jan 14 14:00 /usr/local/bin/qemu-io
> > -rwxr-xr-x 1 root root  210968 Jan 14 14:00 /usr/local/bin/qemu-nbd
> > -rwxr-xr-x 1 root root 2323328 Jan 14 14:01 /usr/local/bin/qemu-system-x86_64
> >
> > This was done by building the qemu-kvm-0.12.1.1 package from source.
> > I am able to run this vm just fine using the qemu-system-x86_64
> > binary.  I've tried rebuilding libvirt several times to make it aware
> > that the proper binaries are installed, but it can't seem to find them
> > for some reason.
> >
> 
> libvirt expects the QEMU binaries in /usr/bin. e.g. it explicitly
> checks for /usr/bin/qemu-system-x86_64. Try symlinking
> /usr/local/bin/qemu-system-x86_64 to /usr/bin/qemu-system-x86_64.
> 
> I'm not sure why the paths are hardcoded instead of using the PATH to
> find the QEMU binaries, like the storage driver does it already:
> 
>   virFindFileInPath("qemu-img")

We didn't have virFindFileInPath() when we first wrote the QEMU driver. 
It is well overdue for us to switch over to using that to detect QEMU
binaries instead of hardcoding /usr/bin. If someone wants to send a
patch, that'd be welcome

Regards,
Daniel
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