brocade

Howdy all, I recently upgraded my Proxmox 3.4 install to 4.1 and since the upgrade, I can't use the VirtIO network driver on Linux clients. (We don't run Windows, so I can't test.) The setup is fairly basic, a Quanta LB4M switch with 2x 10G SFP+ ports, two servers each with a Brocade 1020 CNA...