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    "msgid": "<20220211014530.77711-1-xiazhang@nvidia.com>",
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    "date": "2022-02-11T01:45:26",
    "name": "[v2,0/4] Add support for GRE optional fields matching",
    "submitter": {
        "id": 2383,
        "url": "http://patches.dpdk.org/api/people/2383/?format=api",
        "name": "Sean Zhang",
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            "date": "2022-02-11T01:45:26",
            "name": "Add support for GRE optional fields matching",
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        "From": "Sean Zhang <xiazhang@nvidia.com>",
        "To": "<thomas@monjalon.net>, <ferruh.yigit@intel.com>",
        "CC": "<dev@dpdk.org>",
        "Subject": "[v2 0/4] Add support for GRE optional fields matching",
        "Date": "Fri, 11 Feb 2022 03:45:26 +0200",
        "Message-ID": "<20220211014530.77711-1-xiazhang@nvidia.com>",
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    },
    "content": "This patch set adds support for matching optional fields of GRE header.\nThe optional fields are checksum, key and sequence number. Currently, key\nfield is supported with pattern gre_key item '.. / gre / gre_key value is\nxx / ..' with field gre_key in misc, but misc does not support matching of\nchecksum and sequence number of GRE.\nTo support matching of checksum and sequence number fields in GRE,\nrdma-core needs the capbility of misc5 and support tunnel_header 0-3. Since\ntunnel_header1 is used to match checksum, tunnel_header2 for key and\ntunnel_header3 for sequence by hardware. If checksum and sequence number\nnot present in the pattern, use misc as before for the matching.\nApplication can still use gre_key item 'gre_key value is xx' for key\nmatching, the effect is the same if use 'gre_option key is xx'.\nIf using gre_option item, the flags in gre item should be correspondingly\nset. For example, if using gre_option to match checksum, the c_bit should\nbe set '1' (.. / gre c_bit is 1 / gre_option checksum is xx / ..).\n\nchange in v2:\n-changed the struct defined in rte_flow for gre_option item.\n-fixed raw encap issue.\n\nSean Zhang (4):\n  lib: add optional fields in GRE header\n  ethdev: support GRE optional fields\n  app/testpmd: add gre_option item command\n  net/mlx5: support matching optional fields of GRE\n\n app/test-pmd/cmdline_flow.c                 |  72 +++++++++++++++\n doc/guides/nics/mlx5.rst                    |   8 ++\n doc/guides/prog_guide/rte_flow.rst          |  17 ++++\n doc/guides/rel_notes/release_22_03.rst      |   5 ++\n doc/guides/testpmd_app_ug/testpmd_funcs.rst |   6 ++\n drivers/common/mlx5/mlx5_devx_cmds.c        |   3 +\n drivers/net/mlx5/linux/mlx5_os.c            |   2 +\n drivers/net/mlx5/mlx5.h                     |   1 +\n drivers/net/mlx5/mlx5_flow.c                | 108 +++++++++++++++++++++++\n drivers/net/mlx5/mlx5_flow.h                |   6 ++\n drivers/net/mlx5/mlx5_flow_dv.c             | 130 ++++++++++++++++++++++++++++\n lib/ethdev/rte_flow.c                       |   1 +\n lib/ethdev/rte_flow.h                       |  19 ++++\n lib/net/rte_gre.h                           |  22 +++++\n 14 files changed, 400 insertions(+)"
}