Re: [PATCH 00/13] mvneta Buffer Management and enhancements

Arnd Bergmann
2015-11-22T20:07:22Z

On Sunday 22 November 2015 08:53:46 Marcin Wojtas wrote:
>
> 3. Optimisations - concatenating TX descriptors' flush, basing on
> xmit_more support and combined approach for finalizing egress processing.
> Thanks to HR timer buffers can be released with small latency, which is
> good for low transfer and small queues. Along with the timer, coalescing
> irqs are used, whose threshold could be increased back to 15.
>
>

If you are already reworking the TX path, it probably makes sense to
support BQL as well, see the Marvell skge and sky2 drivers for examples
using netdev_{tx_,}{sent,completed}_queue.

Arnd