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[
    {
        "id": 115324,
        "web_url": "https://patches.dpdk.org/comment/115324/",
        "msgid": "<MN2PR11MB38072DB1678EBE8A865DE89AF7660@MN2PR11MB3807.namprd11.prod.outlook.com>",
        "date": "2020-07-07T08:15:40",
        "subject": "Re: [dpdk-dev] [PATCH v3] net/i40e: support cloud filter with L4\n\tport",
        "submitter": {
            "id": 410,
            "url": "https://patches.dpdk.org/api/people/410/",
            "name": "Xing, Beilei",
            "email": "beilei.xing@intel.com"
        },
        "content": "> -----Original Message-----\n> From: Sun, GuinanX <guinanx.sun@intel.com>\n> Sent: Tuesday, July 7, 2020 2:34 PM\n> To: dev@dpdk.org\n> Cc: Xing, Beilei <beilei.xing@intel.com>; Guo, Jia <jia.guo@intel.com>; Sun,\n> GuinanX <guinanx.sun@intel.com>\n> Subject: [PATCH v3] net/i40e: support cloud filter with L4 port\n> \n> This patch enables the filter that supports to create following two rules for\n> the same packet type:\n> One is to select source port only as input set and the other is for destination\n> port only.\n> And the supported packet types are UDP/TCP/SCTP.\n> \n> Signed-off-by: Guinan Sun <guinanx.sun@intel.com>\n> ---\n> v3:\n> * Add limitation to i40e.rst\n> * Rename variables.\n> * Fixed the variable assignment.\n> v2:\n> * Fixed code style and variable naming\n> ---\n>  doc/guides/nics/i40e.rst               |   9 +\n>  doc/guides/rel_notes/release_20_08.rst |   8 +\n>  drivers/net/i40e/i40e_ethdev.c         | 200 +++++++++++++++++++++-\n>  drivers/net/i40e/i40e_ethdev.h         |  18 ++\n>  drivers/net/i40e/i40e_flow.c           | 223 +++++++++++++++++++++++++\n>  5 files changed, 457 insertions(+), 1 deletion(-)\n> \n> diff --git a/doc/guides/nics/i40e.rst b/doc/guides/nics/i40e.rst index\n> 00c3042d5..98a5537d7 100644\n> --- a/doc/guides/nics/i40e.rst\n> +++ b/doc/guides/nics/i40e.rst\n> @@ -736,6 +736,15 @@ with DPDK, then the configuration will also impact\n> port B in the NIC with  kernel driver, which don't want to use the TPID.\n>  So PMD reports warning to clarify what is changed by writing global register.\n> \n> +L4 port filter\n\nPlease don't use 'L4 port filter', there's no such filter type in i40e pipeline.\n\n> +~~~~~~~~~~~~~~\n> +\n> +L4 port filter is a new type of cloud filter.\n> +It is possible to generate two filters - one to select L4 DST port and\n> +second to select L4 SRC port.\n> +If the L4 port filter is used, the cloud filter using inner Vlan and\n> +Tunnel Key will be invalid.\n> +\n>  High Performance of Small Packets on 40GbE NIC\n>  ----------------------------------------------\n> \n> diff --git a/doc/guides/rel_notes/release_20_08.rst\n> b/doc/guides/rel_notes/release_20_08.rst\n> index f4b858727..d7d4c4e3b 100644\n> --- a/doc/guides/rel_notes/release_20_08.rst\n> +++ b/doc/guides/rel_notes/release_20_08.rst\n> @@ -108,6 +108,14 @@ New Features\n>    * Dump ``rte_flow`` memory consumption.\n>    * Measure packet per second forwarding.\n> \n> +* **Updated Intel i40e driver.**\n> +\n> +  Updated i40e PMD with new features and improvements, including:\n> +\n> +  * Added a new type of cloud filter to support the coexistence of the\n> +    following two rules. One selects L4 destination port as input set and\n> +    the other one selects L4 source port. We call it L4 port filter.\nWe didn't call it L4 port filter.\n\n> +    But there are limitations on using the L4 port filter.\nI think no need to mention the limitation here, since you have added in i40e.rst\n\n<snip>",
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            "Thread-Topic": "[PATCH v3] net/i40e: support cloud filter with L4 port",
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            "Subject": "Re: [dpdk-dev] [PATCH v3] net/i40e: support cloud filter with L4\n\tport",
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            "Date": "Tue, 7 Jul 2020 08:15:40 +0000",
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            "From": "\"Xing, Beilei\" <beilei.xing@intel.com>",
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