[dpdk-dev] Query : Does Binding with vfio-pci is supported inside qemu-kvm guest/vm instance.?
dev.srinivasulu at gmail.com
Tue Mar 12 10:42:44 CET 2019
On Tue, Mar 12, 2019 at 3:08 PM Bruce Richardson
<bruce.richardson at intel.com> wrote:
> On Tue, Mar 12, 2019 at 10:57:55AM +0530, Thanneeru Srinivasulu wrote:
> > Hi Everyone.
> > I did attached pice to Guest VM using vfio-pci with qemu command, and then
> > tried binding the pcie bdf with vfio-pci, observing binding failure with
> > vfio-pci.
> > Where as when tryied with igb_uio, everything works fine.
> > Does Binding with vfio-pci is supported inside VM/guest?
> vfio support requires the presence of an IOMMU, and you generally don't
> have an IOMMU available in a VM.
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