[RHV][Live Migration] Failed to plug Network Interface nicX (PCI Passthrough) to VM xxxx

Solution In Progress - Updated -

Issue

  • During a live migration flow, for a VM with SRIOV NIC associated to it, the VM gets migrated to destination host but the SRIOV NIC is not hot plugged back before the entire migration flow ends.

  • Migrated VM does not have all its Virtual NICs in a working state, SRIOV NIC is not active after migration.

Environment

  • Red Hat Virtualization 4.2
  • SRIOV NIC (Virtual Function)
  • i40e ethernet driver in use
  • kernel-3.10.0-957.x.el7

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