netdev - Re: [PATCH] net: ena: Add a driver for Amazon Elastic Network Adapters (ENA)

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Message-ID: <20160315182933.GA754@u54ee753d2d1854bda401.ant.amazon.com>
Date:	Tue, 15 Mar 2016 11:29:33 -0700
From:	Matt Wilson <msw@...n.com>
To:	Dan Williams <dcbw@...hat.com>
Cc:	Netanel Belgazal <netanel@...apurnalabs.com>,
	zorik@...apurnalabs.com, saeed@...apurnalabs.com,
	alex@...apurnalabs.com, msw@...zon.com, aliguori@...zon.com,
	davem@...emloft.net, linux-kernel@...r.kernel.org,
	netdev@...r.kernel.org, antoine.tenart@...e-electrons.com
Subject: Re: [PATCH] net: ena: Add a driver for Amazon Elastic Network
 Adapters (ENA)

On Tue, Mar 15, 2016 at 01:19:07PM -0500, Dan Williams wrote:
> On Tue, 2016-03-15 at 12:50 +0200, Netanel Belgazal wrote:
> > +
> > +The ENA driver supports industry standard TCP/IP offload features
> > such
> > +as checksum offload and TCP transmit segmentation offload (TSO).
> > +
> > +Receive-side scaling (RSS) is supported for multi-core scaling.
> 
> Any chance it also supports VXLAN offload?

While there's room for tunnel offload fields in the TX/RX descriptors
(e.g., see ena_eth_io_tx_desc), there is no support at this time.

--msw