From: David Miller <davem@davemloft.net>
To: tom@herbertland.com
Cc: hannes@stressinduktion.org, linville@tuxdriver.com,
jesse@kernel.org, anjali.singhai@intel.com,
netdev@vger.kernel.org, kiran.patil@intel.com
Subject: Re: [PATCH v1 1/6] net: Generalize udp based tunnel offload
Date: Fri, 04 Dec 2015 16:37:01 -0500 (EST) [thread overview]
Message-ID: <20151204.163701.1543607078191101626.davem@davemloft.net> (raw)
In-Reply-To: <CALx6S349Ub+UJSRN5UEt+0b76sVLzcxDbq_hZGaKkRzK-_gOrw@mail.gmail.com>
From: Tom Herbert <tom@herbertland.com>
Date: Fri, 4 Dec 2015 12:13:53 -0800
> On Fri, Dec 4, 2015 at 12:06 PM, David Miller <davem@davemloft.net> wrote:
>> From: Hannes Frederic Sowa <hannes@stressinduktion.org>
>> Date: Fri, 04 Dec 2015 20:59:05 +0100
>>
>>> Yes, I agree, I am totally with you here. If generic offloading can be
>>> realized by NICs I am totally with you that this should be the way to
>>> go. I don't see that coming in the next (small number of) years, so I
>>> don't see a reason to stop this patchset.
>>
>> If I just apply this and say "yeah ok", the message is completely lost
>> and your prediction about "small number of years" indeed will occur.
>>
>> However if I push back hard on this, as I will, then the message has
>> some chance of seeping back to the people designing these chips.
>>
>> So that's what I'm going to do, like it or not.
>>
>> Or can someone convince me that someone who understand this stuff
>> is telling the hardware guys to universally put 2's complement
>> checksums into the descriptors?
>>
> We're talking about 1's complement checksum (RFC1701). Just to be clear :-)
Right :)
next prev parent reply other threads:[~2015-12-04 21:37 UTC|newest]
Thread overview: 94+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-23 21:02 [PATCH 0/6] Generalize udp based tunnels and add geneve offload Anjali Singhai Jain
2015-11-23 21:02 ` [PATCH v1 1/6] net: Generalize udp based tunnel offload Anjali Singhai Jain
2015-11-23 20:57 ` kbuild test robot
2015-11-23 20:58 ` kbuild test robot
2015-11-23 21:53 ` Tom Herbert
2015-11-23 22:49 ` Jesse Gross
2015-11-24 0:32 ` Singhai, Anjali
2015-11-24 0:38 ` Tom Herbert
2015-11-24 1:11 ` Jesse Brandeburg
2015-11-24 17:32 ` Tom Herbert
2015-11-24 17:43 ` Hannes Frederic Sowa
2015-11-24 17:52 ` Tom Herbert
2015-11-24 18:16 ` Hannes Frederic Sowa
2015-11-24 18:37 ` David Miller
2015-11-24 18:42 ` Hannes Frederic Sowa
2015-11-24 18:43 ` Tom Herbert
2015-11-30 3:22 ` David Miller
2015-11-30 21:42 ` Singhai, Anjali
2015-11-30 21:48 ` Tom Herbert
2015-12-01 3:51 ` David Miller
2015-12-01 3:48 ` David Miller
2015-12-01 6:33 ` Alexander Duyck
2015-11-30 3:21 ` David Miller
2015-11-30 21:33 ` Singhai, Anjali
2015-12-01 0:25 ` Jesse Gross
2015-12-01 1:02 ` Tom Herbert
2015-12-01 1:28 ` Jesse Gross
2015-12-01 5:26 ` Tom Herbert
2015-12-01 15:44 ` John W. Linville
2015-12-01 15:49 ` Hannes Frederic Sowa
2015-12-01 16:08 ` John W. Linville
2015-12-02 0:40 ` Singhai, Anjali
2015-12-02 3:50 ` Tom Herbert
2015-12-02 16:35 ` Hannes Frederic Sowa
2015-12-02 19:15 ` Tom Herbert
2015-12-02 23:35 ` John Fastabend
2015-12-03 0:15 ` Tom Herbert
2015-12-08 7:33 ` John Fastabend
2015-12-08 14:23 ` Jamal Hadi Salim
2015-12-08 15:10 ` Jamal Hadi Salim
2015-12-09 1:40 ` Thomas Graf
2015-12-09 5:45 ` Alexei Starovoitov
2015-12-09 12:58 ` Thomas Graf
2015-12-09 17:38 ` Alexei Starovoitov
2015-12-09 20:03 ` David Miller
2015-12-09 22:03 ` Thomas Graf
2015-12-09 22:21 ` David Miller
2015-12-09 22:25 ` Thomas Graf
2015-12-03 2:08 ` Alexei Starovoitov
2015-12-03 15:59 ` Hannes Frederic Sowa
2015-12-03 16:35 ` Andreas Schultz
2015-12-03 16:43 ` Hannes Frederic Sowa
2015-12-04 18:28 ` Tom Herbert
2015-12-04 19:54 ` John Fastabend
2015-12-04 19:59 ` Hannes Frederic Sowa
2015-12-04 20:02 ` Hannes Frederic Sowa
2015-12-04 20:06 ` David Miller
2015-12-04 20:13 ` Tom Herbert
2015-12-04 21:37 ` David Miller [this message]
2015-12-04 20:26 ` Hannes Frederic Sowa
2015-12-04 20:43 ` Tom Herbert
2015-12-04 21:11 ` Hannes Frederic Sowa
2015-12-04 20:44 ` Jesse Gross
2015-12-04 22:44 ` Alexander Duyck
2015-12-05 0:53 ` Tom Herbert
2015-12-05 5:45 ` Alexander Duyck
2015-12-05 6:49 ` David Miller
2015-12-05 8:24 ` Alexander Duyck
2015-12-05 17:53 ` Tom Herbert
2015-12-05 19:34 ` Alexander Duyck
2015-12-05 18:03 ` David Miller
2015-12-05 19:34 ` Alexander Duyck
2015-12-05 22:27 ` David Miller
2015-12-06 2:13 ` Alexander Duyck
2015-12-06 16:31 ` Tom Herbert
2015-12-06 18:44 ` Alexander Duyck
2015-12-06 21:30 ` Tom Herbert
2015-12-07 1:20 ` Alexander Duyck
2015-12-07 3:02 ` David Ahern
2015-12-07 16:20 ` Jesse Gross
2015-12-05 4:50 ` David Miller
2015-12-05 6:50 ` Alexander Duyck
2015-11-24 5:41 ` Alexander Duyck
2015-11-30 16:35 ` Tom Herbert
2015-11-30 21:53 ` Singhai, Anjali
2015-12-01 3:52 ` David Miller
2015-11-23 21:02 ` [PATCH v1 2/6] net: Add a generic udp_offload_get_port function Anjali Singhai Jain
2015-11-24 6:08 ` Alexander Duyck
2015-11-24 6:37 ` Alexander Duyck
2015-11-24 19:35 ` Singhai, Anjali
2015-11-23 21:02 ` [PATCH v1 3/6] i40e: Generalize the flow for udp based tunnels Anjali Singhai Jain
2015-11-23 21:02 ` [PATCH v1 4/6] i40e: Remove CONFIG_I40E_VXLAN Anjali Singhai Jain
2015-11-23 21:02 ` [PATCH v1 5/6] net: Refactor udp_offload and add Geneve port offload support Anjali Singhai Jain
2015-11-23 21:02 ` [PATCH v1 6/6] i40e:Add geneve tunnel " Anjali Singhai Jain
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20151204.163701.1543607078191101626.davem@davemloft.net \
--to=davem@davemloft.net \
--cc=anjali.singhai@intel.com \
--cc=hannes@stressinduktion.org \
--cc=jesse@kernel.org \
--cc=kiran.patil@intel.com \
--cc=linville@tuxdriver.com \
--cc=netdev@vger.kernel.org \
--cc=tom@herbertland.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).