Re: [PATCH net-next 2/2] net: exit busy loop when another process is runnable

[Peter Zijlstra]

On Wed, Sep 03, 2014 at 03:33:23PM +0800, Jason Wang wrote:
> A new issue is for virt users. I implement busy polling for virtio-net
> but we don't want one vcpu monopoly the cpu if there's some tasks on
> other vcpus. We may need some hint from host to guest to let it exit the
> loop if needed.

Aw god.. virt nonsense is wrecking things again.
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