On 2014/8/18 17:51, Jason Wang wrote:
> commit a9f98bb5ebe6fb1869321dcc58e72041ae626ad8 vhost: multiqueue
> support changed the order of stopping the device. Previously
> vhost_dev_stop would disable backend and only afterwards, unset guest
> notifiers. We now unset guest notifiers while vhost is still
> active. This can lose interrupts causing guest networking to fail.
> 
> Additionally, remove the hdev->started assert in vhost.c since we may
> want to start the guest notifiers before vhost starts and stop the
> guest notifiers after vhost is stopped.
> 
> In particular, this has been observed during migration.

> 
Thanks! I will have a test about your patch today! :-)
-- 
Best Wishes!
Zhang Jie


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