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From: Dekel Peled <dekelp@mellanox.com>
To: Andrew Rybchenko <arybchenko@solarflare.com>,
	Adrien Mazarguil <adrien.mazarguil@6wind.com>,
	"wenzhuo.lu@intel.com" <wenzhuo.lu@intel.com>,
	"jingjing.wu@intel.com" <jingjing.wu@intel.com>,
	"bernard.iremonger@intel.com" <bernard.iremonger@intel.com>,
	Yongseok Koh <yskoh@mellanox.com>,
	Shahaf Shuler <shahafs@mellanox.com>,
	Slava Ovsiienko <viacheslavo@mellanox.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>, Ori Kam <orika@mellanox.com>
Subject: Re: [dpdk-dev] [PATCH v9 1/3] ethdev: add actions to modify TCP header fields
Date: Tue, 2 Jul 2019 09:52:40 +0000	[thread overview]
Message-ID: <AM4PR05MB3460D3C4543CD414F490B8C5B6F80@AM4PR05MB3460.eurprd05.prod.outlook.com> (raw)
In-Reply-To: <7ebe9e0c-cd76-28ef-0788-1b5a81177139@solarflare.com>

Thanks, PSB

> -----Original Message-----
> From: Andrew Rybchenko <arybchenko@solarflare.com>
> Sent: Tuesday, July 2, 2019 11:14 AM
> To: Dekel Peled <dekelp@mellanox.com>; Adrien Mazarguil
> <adrien.mazarguil@6wind.com>; wenzhuo.lu@intel.com;
> jingjing.wu@intel.com; bernard.iremonger@intel.com; Yongseok Koh
> <yskoh@mellanox.com>; Shahaf Shuler <shahafs@mellanox.com>; Slava
> Ovsiienko <viacheslavo@mellanox.com>; arybchenko@solarflare.com
> Cc: dev@dpdk.org; Ori Kam <orika@mellanox.com>
> Subject: Re: [dpdk-dev] [PATCH v9 1/3] ethdev: add actions to modify TCP
> header fields
> 
> On 01.07.2019 18:43, Dekel Peled wrote:
> > Add actions:
> > - INC_TCP_SEQ - Increase sequence number in the outermost TCP header.
> > - DEC_TCP_SEQ - Decrease sequence number in the outermost TCP
> header.
> > - INC_TCP_ACK - Increase acknowledgment number in the outermost TCP
> > 		header.
> > - DEC_TCP_ACK - Decrease acknowledgment number in the outermost TCP
> > 		header.
> >
> > Original work by Xiaoyu Min.
> >
> > This patch uses the new approach introduced by [1], using a simple
> > integer instead of using an action-specific structure for each of the
> > new actions.
> >
> > [1]
> >
> https://eur03.safelinks.protection.outlook.com/?url=http%3A%2F%2Fpatch
> >
> es.dpdk.org%2Fpatch%2F55773%2F&amp;data=02%7C01%7Cdekelp%40mell
> anox.co
> >
> m%7Cae3a2667c3a243a9c1e508d6fec54a22%7Ca652971c7d2e4d9ba6a4d1492
> 56f461
> >
> b%7C0%7C0%7C636976520663069258&amp;sdata=1z3uDQGnnyPZH9NAUuY5
> 0ZSg3smyZ
> > nDmc3QZtuNTmyg%3D&amp;reserved=0
> >
> > Signed-off-by: Dekel Peled <dekelp@mellanox.com>
> > Acked-by: Andrew Rybchenko <arybchenko@solarflare.com>
> > ---
> >   doc/guides/prog_guide/rte_flow.rst | 32
> ++++++++++++++++++++++++++++++++
> >   lib/librte_ethdev/rte_flow.c       |  4 ++++
> >   lib/librte_ethdev/rte_flow.h       | 32
> ++++++++++++++++++++++++++++++++
> >   3 files changed, 68 insertions(+)
> >
> > diff --git a/doc/guides/prog_guide/rte_flow.rst
> > b/doc/guides/prog_guide/rte_flow.rst
> > index 67deed7..bbe32db 100644
> > --- a/doc/guides/prog_guide/rte_flow.rst
> > +++ b/doc/guides/prog_guide/rte_flow.rst
> > @@ -2346,6 +2346,38 @@ Otherwise, RTE_FLOW_ERROR_TYPE_ACTION
> error will be returned.
> >      | ``mac_addr`` | MAC address   |
> >      +--------------+---------------+
> >
> > +Action: ``INC_TCP_SEQ``
> > +^^^^^^^^^^^^^^^^^^^^^^^
> > +
> > +Increase sequence number in the outermost TCP header.
> > +Value to increase TCP sequence number by is a big-endian 32 bit integer.
> > +
> > +Using this action on non-matching traffic will result in undefined behavior.
> > +
> > +Action: ``DEC_TCP_SEQ``
> > +^^^^^^^^^^^^^^^^^^^^^^^
> > +
> > +Decrease sequence number in the outermost TCP header.
> > +Value to decrease TCP sequence number by is a big-endian 32 bit integer.
> > +
> > +Using this action on non-matching traffic will result in undefined behavior.
> > +
> > +Action: ``INC_TCP_ACK``
> > +^^^^^^^^^^^^^^^^^^^^^^^
> > +
> > +Increase acknowledgment number in the outermost TCP header.
> > +Value to increase TCP acknowledgment number by is a big-endian 32 bit
> integer.
> > +
> > +Using this action on non-matching traffic will result in undefined behavior.
> > +
> > +Action: ``DEC_TCP_ACK``
> > +^^^^^^^^^^^^^^^^^^^^^^^
> > +
> > +Decrease acknowledgment number in the outermost TCP header.
> > +Value to decrease TCP acknowledgment number by is a big-endian 32 bit
> integer.
> > +
> > +Using this action on non-matching traffic will result in undefined behavior.
> > +
> >   Negative types
> >   ~~~~~~~~~~~~~~
> >
> > diff --git a/lib/librte_ethdev/rte_flow.c
> > b/lib/librte_ethdev/rte_flow.c index 3277be1..0c9f6c6 100644
> > --- a/lib/librte_ethdev/rte_flow.c
> > +++ b/lib/librte_ethdev/rte_flow.c
> > @@ -143,6 +143,10 @@ struct rte_flow_desc_data {
> >   	MK_FLOW_ACTION(SET_TTL, sizeof(struct rte_flow_action_set_ttl)),
> >   	MK_FLOW_ACTION(SET_MAC_SRC, sizeof(struct
> rte_flow_action_set_mac)),
> >   	MK_FLOW_ACTION(SET_MAC_DST, sizeof(struct
> > rte_flow_action_set_mac)),
> > +	MK_FLOW_ACTION(INC_TCP_SEQ, sizeof(rte_be32_t)),
> > +	MK_FLOW_ACTION(DEC_TCP_SEQ, sizeof(rte_be32_t)),
> > +	MK_FLOW_ACTION(INC_TCP_ACK, sizeof(rte_be32_t)),
> > +	MK_FLOW_ACTION(DEC_TCP_ACK, sizeof(rte_be32_t)),
> >   };
> >
> >   static int
> > diff --git a/lib/librte_ethdev/rte_flow.h
> > b/lib/librte_ethdev/rte_flow.h index 2232856..28445f4 100644
> > --- a/lib/librte_ethdev/rte_flow.h
> > +++ b/lib/librte_ethdev/rte_flow.h
> > @@ -1651,6 +1651,38 @@ enum rte_flow_action_type {
> >   	 * See struct rte_flow_action_set_mac.
> >   	 */
> >   	RTE_FLOW_ACTION_TYPE_SET_MAC_DST,
> > +
> > +	/**
> > +	 * Increase sequence number in the outermost TCP header.
> > +	 *
> > +	 * Using this action on non-matching traffic will result in
> > +	 * undefined behavior.
> > +	 */
> > +	RTE_FLOW_ACTION_TYPE_INC_TCP_SEQ,
> > +
> > +	/**
> > +	 * Decrease sequence number in the outermost TCP header.
> > +	 *
> > +	 * Using this action on non-matching traffic will result in
> > +	 * undefined behavior.
> > +	 */
> > +	RTE_FLOW_ACTION_TYPE_DEC_TCP_SEQ,
> > +
> > +	/**
> > +	 * Increase acknowledgment number in the outermost TCP header.
> > +	 *
> > +	 * Using this action on non-matching traffic will result in
> > +	 * undefined behavior.
> > +	 */
> > +	RTE_FLOW_ACTION_TYPE_INC_TCP_ACK,
> > +
> > +	/**
> > +	 * Decrease acknowledgment number in the outermost TCP header.
> > +	 *
> > +	 * Using this action on non-matching traffic will result in
> > +	 * undefined behavior.
> > +	 */
> > +	RTE_FLOW_ACTION_TYPE_DEC_TCP_ACK,
> >   };
> >
> >   /**
> 
> Other actions have type of configuration data description in a comment just
> before the action enum element. I'm not sure why it is skipped here.
> It is really vital information.
> 

I had the relevant struct name here, and removed it when I changed it to integer.
In the documentation doc/guides/prog_guide/rte_flow.rst  I added description, please see above.


  reply	other threads:[~2019-07-02  9:52 UTC|newest]

Thread overview: 76+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-03-21 14:18 [PATCH 0/3] add actions to modify header fields Dekel Peled
2019-03-21 14:18 ` [PATCH 1/3] ethdev: add actions to modify TCP " Dekel Peled
2019-03-26  9:24   ` Dekel Peled
2019-03-29 13:58   ` Adrien Mazarguil
2019-03-31 13:09     ` Dekel Peled
2019-03-21 14:18 ` [PATCH 2/3] app/testpmd: " Dekel Peled
2019-03-29 13:58   ` Adrien Mazarguil
2019-03-31 13:10     ` Dekel Peled
2019-03-21 14:18 ` [PATCH 3/3] net/mlx5: update modify header using Direct Verbs Dekel Peled
2019-04-02 15:13 ` [PATCH v2 0/3] add actions to modify header fields Dekel Peled
2019-04-10 11:26   ` [dpdk-dev] [PATCH v3 " Dekel Peled
2019-04-10 11:26     ` [dpdk-dev] [PATCH v3 1/3] ethdev: add actions to modify TCP " Dekel Peled
2019-04-10 11:26     ` [dpdk-dev] [PATCH v3 2/3] app/testpmd: " Dekel Peled
2019-04-10 11:26     ` [dpdk-dev] [PATCH v3 3/3] net/mlx5: update modify header using Direct Verbs Dekel Peled
2019-04-10 11:50     ` [dpdk-dev] [PATCH v4 0/3] add actions to modify header fields Dekel Peled
2019-04-10 11:50       ` [dpdk-dev] [PATCH v4 1/3] ethdev: add actions to modify TCP " Dekel Peled
2019-04-18 12:30         ` Adrien Mazarguil
2019-04-22  7:15           ` Dekel Peled
2019-04-10 11:50       ` [dpdk-dev] [PATCH v4 2/3] app/testpmd: " Dekel Peled
2019-04-10 11:50       ` [dpdk-dev] [PATCH v4 3/3] net/mlx5: update modify header using Direct Verbs Dekel Peled
2019-04-22 11:22       ` [dpdk-dev] [PATCH v5 0/3] add actions to modify header fields Dekel Peled
2019-04-22 11:22         ` [dpdk-dev] [PATCH v5 1/3] ethdev: add actions to modify TCP " Dekel Peled
2019-04-22 11:22         ` [dpdk-dev] [PATCH v5 2/3] app/testpmd: " Dekel Peled
2019-04-22 11:22         ` [dpdk-dev] [PATCH v5 3/3] net/mlx5: update modify header using Direct Verbs Dekel Peled
2019-06-02  8:18         ` [dpdk-dev] [PATCH v5 0/3] add actions to modify header fields Dekel Peled
2019-06-04  5:13           ` Dekel Peled
2019-06-04  8:14             ` Dekel Peled
2019-06-17  6:12         ` [dpdk-dev] [PATCH v6 " Dekel Peled
2019-06-17  6:12           ` [dpdk-dev] [PATCH v6 1/3] ethdev: add actions to modify TCP " Dekel Peled
2019-06-17  6:12           ` [dpdk-dev] [PATCH v6 2/3] app/testpmd: " Dekel Peled
2019-06-17  6:12           ` [dpdk-dev] [PATCH v6 3/3] net/mlx5: update modify header using Direct Verbs Dekel Peled
2019-06-27 17:39           ` [dpdk-dev] [PATCH v7 0/3] add actions to modify header fields Dekel Peled
2019-06-30  7:59             ` [dpdk-dev] [PATCH v8 " Dekel Peled
2019-06-30  7:59               ` [dpdk-dev] [PATCH v8 1/3] ethdev: add actions to modify TCP " Dekel Peled
2019-07-01  8:55                 ` Adrien Mazarguil
2019-07-01  9:58                   ` Dekel Peled
2019-06-30  7:59               ` [dpdk-dev] [PATCH v8 2/3] app/testpmd: " Dekel Peled
2019-06-30  7:59               ` [dpdk-dev] [PATCH v8 3/3] net/mlx5: update modify header using Direct Verbs Dekel Peled
     [not found]           ` <cover.1561656977.git.dekelp@mellanox.com>
2019-06-27 17:39             ` [dpdk-dev] [PATCH v7 1/3] ethdev: add actions to modify TCP header fields Dekel Peled
2019-06-27 17:54               ` Andrew Rybchenko
2019-06-28 16:18                 ` Adrien Mazarguil
2019-06-27 17:39             ` [dpdk-dev] [PATCH v7 2/3] app/testpmd: " Dekel Peled
2019-06-27 17:39             ` [dpdk-dev] [PATCH v7 3/3] net/mlx5: update modify header using Direct Verbs Dekel Peled
2019-04-02 15:13 ` [PATCH v2 1/3] ethdev: add actions to modify TCP header fields Dekel Peled
2019-04-02 16:33   ` Ori Kam
2019-04-03  9:14   ` Adrien Mazarguil
2019-04-03 10:49     ` Dekel Peled
2019-04-03 12:49       ` Adrien Mazarguil
2019-04-04  9:01         ` Ori Kam
2019-04-04 13:25           ` Adrien Mazarguil
2019-04-05 11:54             ` [dpdk-dev] " Andrew Rybchenko
2019-04-08 13:36             ` Dekel Peled
2019-04-08 13:53               ` Andrew Rybchenko
2019-04-08 14:21                 ` Adrien Mazarguil
2019-04-02 15:13 ` [PATCH v2 2/3] app/testpmd: " Dekel Peled
2019-04-02 16:33   ` Ori Kam
2019-04-02 15:13 ` [PATCH v2 3/3] net/mlx5: update modify header using Direct Verbs Dekel Peled
2019-04-02 16:34   ` Ori Kam
2019-04-03  8:27   ` Shahaf Shuler
2019-07-01 15:43 ` [dpdk-dev] [PATCH v9 0/3] add actions to modify header fields Dekel Peled
2019-07-01 15:43   ` [dpdk-dev] [PATCH v9 1/3] ethdev: add actions to modify TCP " Dekel Peled
2019-07-02  8:14     ` Andrew Rybchenko
2019-07-02  9:52       ` Dekel Peled [this message]
2019-07-02 10:33         ` Adrien Mazarguil
2019-07-02 12:01           ` Dekel Peled
2019-07-01 15:43   ` [dpdk-dev] [PATCH v9 2/3] app/testpmd: " Dekel Peled
2019-07-01 15:43   ` [dpdk-dev] [PATCH v9 3/3] net/mlx5: update modify header using Direct Verbs Dekel Peled
2019-07-02 14:44 ` [dpdk-dev] [PATCH v10 0/3] add actions to modify header fields Dekel Peled
2019-07-02 14:44   ` [dpdk-dev] [PATCH v10 1/3] ethdev: add actions to modify TCP " Dekel Peled
2019-07-03  5:04     ` Slava Ovsiienko
2019-07-02 14:44   ` [dpdk-dev] [PATCH v10 2/3] app/testpmd: " Dekel Peled
2019-07-03  6:30     ` Slava Ovsiienko
2019-07-02 14:44   ` [dpdk-dev] [PATCH v10 3/3] net/mlx5: update modify header using Direct Verbs Dekel Peled
2019-07-03  6:30     ` Slava Ovsiienko
2019-07-02 15:15   ` [dpdk-dev] [PATCH v10 0/3] add actions to modify header fields Adrien Mazarguil
2019-07-03 14:59     ` Ferruh Yigit

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