netdev - Re: [net-next PATCH 0/2] Follow-ups for GUEoIPv6 patches

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Message-ID: <1464110072.2631.13.camel@intel.com>
Date:	Tue, 24 May 2016 10:14:32 -0700
From:	Jeff Kirsher <jeffrey.t.kirsher@...el.com>
To:	David Miller <davem@...emloft.net>
Cc:	aduyck@...antis.com, tom@...bertland.com,
	alexander.duyck@...il.com, intel-wired-lan@...ts.osuosl.org,
	netdev@...r.kernel.org, kernel-team@...com
Subject: Re: [net-next PATCH 0/2] Follow-ups for GUEoIPv6 patches

On Wed, 2016-05-18 at 21:10 -0700, David Miller wrote:
> From: Jeff Kirsher <jeffrey.t.kirsher@...el.com>
> Date: Wed, 18 May 2016 14:27:58 -0700
> 
> > On Wed, 2016-05-18 at 10:44 -0700, Alexander Duyck wrote:
> >> This patch series is meant to be applied after:
> >> [PATCH v7 net-next 00/16] ipv6: Enable GUEoIPv6 and more fixes for v6
> >> tunneling
> >> 
> >> The first patch addresses an issue we already resolved in the GREv4
> and
> >> is
> >> now present in GREv6 with the introduction of FOU/GUE for IPv6 based
> GRE
> >> tunnels.
> >> 
> >> The second patch goes through and enables IPv6 tunnel offloads for the
> >> Intel
> >> NICs that already support the IPv4 based IP-in-IP tunnel offloads.  I
> >> have
> >> only done a bit of touch testing but have seen ~20 Gb/s over an i40e
> >> interface using a v4-in-v6 tunnel, and I have verified IPv6 GRE is
> still
> >> passing traffic at around the same rate.  I plan to do further testing
> >> but
> >> with these patches present it should enable a wider audience to be
> able
> >> to
> >> test the new features introduced in Tom's patchset with hardware
> >> offloads.
> >> 
> >> ---
> >> 
> >> Alexander Duyck (2):
> >>       ip6_gre: Do not allow segmentation offloads GRE_CSUM is enabled
> >> with FOU/GUE
> >>       intel: Add support for IPv6 IP-in-IP offload
> > 
> > Dave, I have this series added to my queue.
> 
> Why would you if it depends upon Tom's series, as mentioned above, which
> isn't even in my tree yet?

I was not able to apply his patches to my dev-queue due to conflicts and
from discussion with Alex, I made the mistake in assuming the issues I saw
was because it did not have Tom's driver changes.
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