Hi Alex, Thanks for the response. I tried both pci-assign and vfio-pci. The issue is seen in both cases. i40e driver complains about data tx timeout. # libvirtd --version libvirtd (libvirt) 1.2.9.2 Name : qemu-system-x86 Arch : x86_64 Epoch : 2 Version : 2.1.3 Release : 2.fc21 Kernel 3.18.7-200.fc21.x86_64 Rgds Jacob On Thu, Mar 12, 2015 at 12:26 PM, Alex Williamson <alex.williamson@xxxxxxxxxx> wrote: > On Thu, 2015-03-12 at 12:17 -0400, jacob jacob wrote: >> Hi, >> >> Seeing failures when trying to do PCI passthrough of Intel XL710 40G >> interface to KVM vm. > > How is the device being assigned, pci-assign or vfio-pci? What QEMU > version? What host kernel version? Thanks, > > Alex > -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html