Re: [RFC PATCH] virtio_net: Extend virtio to use VF datapath when available

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From: Stephen Hemminger <stephen@xxxxxxxxxxxxxxxxxx>
Date: Tue, 19 Dec 2017 09:55:48 -0800

> could be 10ms, just enough to let udev do its renaming

Please, move to some kind of notification or event based handling of
this problem.

No delay is safe, what if userspace gets swapped out or whatever
else might make userspace stall unexpectedly?

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