Re: [libvirt] qemu error: "fsdev is not supported by this qemu build."

On Wed, Jun 22, 2011 at 12:27:50PM +0100, Daniel P. Berrange wrote: > On Wed, Jun 22, 2011 at 11:43:48AM +0100, Richard W.M. Jones wrote: > > When trying to add a 9p filesystem to a guest, I get the qemu error > > "fsdev is not supported by this qemu build." (when starting the > > guest). > > > > I'm still looking at this. It seems to be something to do with the > > machine type causing the -fsdev option not to be registered inside > > qemu. I just wanted to record the problem here in case anyone else > > has any ideas. > > > > Full XML and qemu command line is below. > > This is all fine & practically identical to what I've used > > > Occurs with: > > > > libvirt-0.9.2-2.fc16.x86_64 > > 2:qemu-system-x86-0.14.0-8.fc16.x86_64 > > I have qemu-0.14.0-0.1.201102107aa8c46.fc15.x86_64 which I > built myself. IIUC the code, the only way you can lack the > fsdev support is if libattr.so was not present during the > build. So perhaps the Fedora QEMU RPM is missing a > BuildRequires: libattr-devel, and I just happened to have > that available on the machine I did my build on. Yep, that's the problem. Looking in http://kojipkgs.fedoraproject.org/packages/qemu/0.14.0/8.fc16/data/logs/x... I see the configure summary: ATTR/XATTR support no