From: David Vrabel
Date: Tue, 11 Oct 2016 16:48:27 +0100
> If a VIF has been ready for rx_stall_timeout (60s by default) and an
> Rx ring is drained of all requests an Rx stall will be incorrectly
> detected. When this occurs and the guest Rx queue is empty, the Rx
>
> -Original Message-
> From: David Vrabel [mailto:david.vra...@citrix.com]
> Sent: 11 October 2016 16:48
> To: net...@vger.kernel.org
> Cc: David Vrabel ; xen-de...@lists.xenproject.org;
> Paul Durrant ; Wei Liu
>
If a VIF has been ready for rx_stall_timeout (60s by default) and an
Rx ring is drained of all requests an Rx stall will be incorrectly
detected. When this occurs and the guest Rx queue is empty, the Rx
ring's event index will not be set and the frontend will not raise an
event when new requests