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From: Or Gerlitz <gerlitz.or@gmail.com>
To: John Fastabend <john.fastabend@gmail.com>
Cc: Anjali Singhai Jain <anjali.singhai@intel.com>,
	Jesse Brandeburg <jesse.brandeburg@intel.com>,
	Jamal Hadi Salim <jhs@mojatatu.com>,
	ast@fb.com, "Skidmore, Donald C" <donald.c.skidmore@intel.com>,
	horms@verge.net.au, Linux Netdev List <netdev@vger.kernel.org>,
	Thomas Graf <tgraf@suug.ch>, David Miller <davem@davemloft.net>
Subject: Re: [RFC PATCH 6/7] net: ixgbe: add minimal parser details for ixgbe
Date: Tue, 2 Feb 2016 18:27:42 +0200	[thread overview]
Message-ID: <CAJ3xEMi_4N-x=_jKaJ8_f2BxHhrhhiCuftwzmqNZaiGv_d1c9w@mail.gmail.com> (raw)
In-Reply-To: <20160201015238.13871.81573.stgit@john-Precision-Tower-5810>

On Mon, Feb 1, 2016 at 3:52 AM, John Fastabend <john.fastabend@gmail.com> wrote:
> This adds an ixgbe data structure that is used to determine what
> headers:fields can be matched and in what order they are supported.
>
> For hardware devices this can be a bit tricky because typically
> only pre-programmed (firmware, ucode, rtl) parse graphs will be
> supported and we don't yet have an interface to change these from
> the OS. So its sort of a you get whatever your friendly vendor
> provides affair at the moment.
>
> In the future we can add the get routines and set routines to
> update this data structure. One interesting thing to note here
> is the data structure here identifies ethernet, ip, and tcp
> fields without having to hardcode them as enumerations or use
> other identifiers.

Maybe for the current state this patch (or the most of it) can be
made generic and provided in a way that  multiple HW drivers can use it?

  reply	other threads:[~2016-02-02 16:27 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-02-01  1:48 [RFC PATCH 0/7] tc cls_u32 hardware interface John Fastabend
2016-02-01  1:49 ` [RFC PATCH 1/7] net: rework ndo tc op to consume additional qdisc handle parameter John Fastabend
2016-02-01  1:49 ` [RFC PATCH 2/7] net: rework setup_tc ndo op to consume general tc operand John Fastabend
2016-02-01  1:50 ` [RFC PATCH 3/7] net: sched: add cls_u32 offload hooks for netdevs John Fastabend
2016-02-02 16:25   ` Or Gerlitz
2016-02-02 16:42     ` John Fastabend
2016-02-02 22:06       ` Or Gerlitz
2016-02-01  1:51 ` [RFC PATCH 4/7] net: add tc offload feature flag John Fastabend
2016-02-01  1:51 ` [RFC PATCH 5/7] net: tc: helper functions to query action types John Fastabend
2016-02-01  1:52 ` [RFC PATCH 6/7] net: ixgbe: add minimal parser details for ixgbe John Fastabend
2016-02-02 16:27   ` Or Gerlitz [this message]
2016-02-02 16:46     ` John Fastabend
2016-02-01  1:53 ` [RFC PATCH 7/7] net: ixgbe: add support for tc_u32 offload John Fastabend
2016-02-02  2:17   ` David Miller
2016-02-02  4:53     ` John Fastabend
2016-02-02 11:49 ` [RFC PATCH 0/7] tc cls_u32 hardware interface Jiri Pirko
2016-02-02 14:58   ` John Fastabend

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