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hyperv/hn: If the mbuf does not have flowid, fallback to m_ether_hash
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Authored by sepherosa_gmail.com on Nov 15 2016, 3:22 AM.

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Summary
This seems to be a reasonable solution, especially for TCP SYNs and
UDP datagrams w/o RSS kernel option.

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sepherosa_gmail.com retitled this revision from to hyperv/hn: If the mbuf does not have flowid, fallback to m_ether_hash.
sepherosa_gmail.com updated this object.
sepherosa_gmail.com edited the test plan for this revision. (Show Details)
hselasky accepted this revision.Nov 15 2016, 7:32 AM
hselasky edited edge metadata.

Looks good.

This revision is now accepted and ready to land.Nov 15 2016, 7:32 AM

It nullifies Hyper-V hot channel effect, thus actually hurts performance. Drop it.