Hello ShubhamChaudhary
It would be recommended to post your question in a Linux Ubuntu related questions, as each distro has its own way to configure SR-IOV in the guest machine in order to integrate with the Host network.
On the other hand, you can too open a question in the next Microsoft Technet Forum, whose community are experts in HyperV - Linux integrations:
https://social.technet.microsoft.com/Forums/en-US/home?forum=linuxintegrationservices
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