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Re: [Xen-devel] [PATCHv2 net] xen-netfront: request Tx response events more often

From: David Vrabel <david.vrabel@xxxxxxxxxx>
Date: Tue, 26 Jan 2016 17:12:44 +0000

> From: Malcolm Crossley <malcolm.crossley@xxxxxxxxxx>
> Trying to batch Tx response events results in poor performance because
> this delays freeing the transmitted skbs.
> Instead use the standard RING_FINAL_CHECK_FOR_RESPONSES() macro to be
> notified once the next Tx response is placed on the ring.
> Signed-off-by: Malcolm Crossley <malcolm.crossley@xxxxxxxxxx>
> Signed-off-by: David Vrabel <david.vrabel@xxxxxxxxxx>


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