Re: [libvirt] virtio network problems with kvm guests with 2.6.26 kernel

2009-09-29 Thread Jim Paris
Daniel P. Berrange wrote: On Tue, Sep 29, 2009 at 02:39:59AM -0400, Jim Paris wrote: Hi, After upgrading libvirt on one system, my kvm guests running a 2.6.26 kernel with virtio networking could no longer communicate with the network. It seems that the problem is caused by newer

Re: [libvirt] virtio network problems with kvm guests with 2.6.26 kernel

2009-09-29 Thread Jim Paris
Jim Paris wrote: Daniel P. Berrange wrote: On Tue, Sep 29, 2009 at 02:39:59AM -0400, Jim Paris wrote: Hi, After upgrading libvirt on one system, my kvm guests running a 2.6.26 kernel with virtio networking could no longer communicate with the network. It seems that the

Re: [libvirt] virtio network problems with kvm guests with 2.6.26 kernel

2009-09-29 Thread Mark McLoughlin
On Tue, 2009-09-29 at 15:20 -0400, Jim Paris wrote: Nevermind that, my conclusions were bogus. Things still didn't quite add up, so I tracked down what's really going on here: - Libvirt 0.7.1 (as packaged by Debian) has IFF_VNET_HDR support. - Qemu-kvm 0.11.0 (as built by myself) did NOT