On 08/19/2014 11:02 AM, 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.
>
> Reported-by: "Zhangjie (HZ)" <zhangji...@huawei.com>
> Cc: William Dauchy <wdau...@gmail.com>
> Signed-off-by: Michael S. Tsirkin <m...@redhat.com>
> Signed-off-by: Jason Wang <jasow...@redhat.com>
>
> --

Looks like the patch breaks multiqueue test. I will post V3.

Reply via email to