Messages in this thread | | | Date | Mon, 13 Nov 2017 09:22:53 -0800 | From | Stephen Hemminger <> | Subject | Re: [RFC] hv_netvsc: safer orderly shutdown |
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On Mon, 13 Nov 2017 11:57:47 +0100 Vitaly Kuznetsov <vkuznets@redhat.com> wrote:
> Stephen Hemminger <stephen@networkplumber.org> writes: > > > > > The NAPI disable is already handled by rndis close. > > Sorry, but I'm probably missing something: I can only see > netif_napi_del() call in netvsc_device_remove() but this happens much > later. And I don see us doing napi_disable() anywhere on the path. > But I'm probably missing something. >
You need to keep NAPI running to handle transmit completions. Disabling the Tx and Rx filter should keep spurious activity away until the halt is done.
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