netdev - Re: [linux-nics] [PATCHv4 net] i40e: Implement ndo_gso

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Date:	Fri, 05 Dec 2014 11:12:18 -0800
From:	Jeff Kirsher <jeffrey.t.kirsher@...el.com>
To:	Joe Stringer <joestringer@...ira.com>
Cc:	netdev@...r.kernel.org, linux.nics@...el.com, jesse@...ira.com,
	linux-kernel@...r.kernel.org, therbert@...gle.com
Subject: Re: [linux-nics] [PATCHv4 net] i40e: Implement ndo_gso_check()

On Fri, 2014-12-05 at 10:41 -0800, Joe Stringer wrote:
> ndo_gso_check() was recently introduced to allow NICs to report the
> offloading support that they have on a per-skb basis. Add an
> implementation for this driver which checks for IPIP, GRE, UDP
> tunnels.
> 
> Signed-off-by: Joe Stringer <joestringer@...ira.com>
> ---
> v4: Simplify the check to just do tunnel header length.
>     Fix #define style issue.
> v3: Drop IPIP and GRE (no driver support even though hw supports it).
>     Check for UDP outer protocol for UDP tunnels.
> v2: Expand to include IP in IP and IPv4/IPv6 inside GRE/UDP tunnels.
>     Add MAX_INNER_LENGTH (as 80).
> ---
>  drivers/net/ethernet/intel/i40e/i40e_main.c |   12 ++++++++++++
>  1 file changed, 12 insertions(+)

Thanks Joe, I will update the patch in my queue with your latest
version.

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