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{
    "id": 137002,
    "url": "http://patches.dpdk.org/api/patches/137002/?format=api",
    "web_url": "http://patches.dpdk.org/project/dpdk/patch/20240222100530.2266013-8-ndabilpuram@marvell.com/",
    "project": {
        "id": 1,
        "url": "http://patches.dpdk.org/api/projects/1/?format=api",
        "name": "DPDK",
        "link_name": "dpdk",
        "list_id": "dev.dpdk.org",
        "list_email": "dev@dpdk.org",
        "web_url": "http://core.dpdk.org",
        "scm_url": "git://dpdk.org/dpdk",
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    "msgid": "<20240222100530.2266013-8-ndabilpuram@marvell.com>",
    "list_archive_url": "https://inbox.dpdk.org/dev/20240222100530.2266013-8-ndabilpuram@marvell.com",
    "date": "2024-02-22T10:05:24",
    "name": "[v3,08/14] net/cnxk: fix max MTU limit",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": true,
    "hash": "f9dd056d196fbb838d5e8875ffc198f5e8e33e30",
    "submitter": {
        "id": 1202,
        "url": "http://patches.dpdk.org/api/people/1202/?format=api",
        "name": "Nithin Dabilpuram",
        "email": "ndabilpuram@marvell.com"
    },
    "delegate": {
        "id": 310,
        "url": "http://patches.dpdk.org/api/users/310/?format=api",
        "username": "jerin",
        "first_name": "Jerin",
        "last_name": "Jacob",
        "email": "jerinj@marvell.com"
    },
    "mbox": "http://patches.dpdk.org/project/dpdk/patch/20240222100530.2266013-8-ndabilpuram@marvell.com/mbox/",
    "series": [
        {
            "id": 31178,
            "url": "http://patches.dpdk.org/api/series/31178/?format=api",
            "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=31178",
            "date": "2024-02-22T10:05:17",
            "name": "[v3,01/14] common/cnxk: remove cn9k Inline IPsec FP opcode defines",
            "version": 3,
            "mbox": "http://patches.dpdk.org/series/31178/mbox/"
        }
    ],
    "comments": "http://patches.dpdk.org/api/patches/137002/comments/",
    "check": "success",
    "checks": "http://patches.dpdk.org/api/patches/137002/checks/",
    "tags": {},
    "related": [],
    "headers": {
        "Return-Path": "<dev-bounces@dpdk.org>",
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        ],
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        "From": "Nithin Dabilpuram <ndabilpuram@marvell.com>",
        "To": "Nithin Dabilpuram <ndabilpuram@marvell.com>, Kiran Kumar K\n <kirankumark@marvell.com>, Sunil Kumar Kori <skori@marvell.com>, Satha Rao\n <skoteshwar@marvell.com>",
        "CC": "<dev@dpdk.org>, <stable@dpdk.org>",
        "Subject": "[PATCH v3 08/14] net/cnxk: fix max MTU limit",
        "Date": "Thu, 22 Feb 2024 15:35:24 +0530",
        "Message-ID": "<20240222100530.2266013-8-ndabilpuram@marvell.com>",
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        "References": "<20240222100530.2266013-1-ndabilpuram@marvell.com>",
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        "Errors-To": "dev-bounces@dpdk.org"
    },
    "content": "From: Sunil Kumar Kori <skori@marvell.com>\n\nDevice can support maximum frame size up to 9212 bytes. While configuring\nmtu, overhead is considered as ethernet header size, crc and\n2 * (vlan tags) which translates to 26 bytes.\n\nExposed overhead to the user via rte_eth_dev_info() is 18 bytes which were\nleading to set wrong Rx frame size.\n\nFixes: 8589ec212e80 (\"net/cnxk: support MTU set\")\nCc: stable@dpdk.org\n\nSigned-off-by: Sunil Kumar Kori <skori@marvell.com>\n---\n drivers/net/cnxk/cnxk_ethdev_ops.c | 3 +--\n 1 file changed, 1 insertion(+), 2 deletions(-)",
    "diff": "diff --git a/drivers/net/cnxk/cnxk_ethdev_ops.c b/drivers/net/cnxk/cnxk_ethdev_ops.c\nindex 4962f3bced..56049c5dd2 100644\n--- a/drivers/net/cnxk/cnxk_ethdev_ops.c\n+++ b/drivers/net/cnxk/cnxk_ethdev_ops.c\n@@ -20,8 +20,7 @@ cnxk_nix_info_get(struct rte_eth_dev *eth_dev, struct rte_eth_dev_info *devinfo)\n \tdevinfo->max_tx_queues = RTE_MAX_QUEUES_PER_PORT;\n \tdevinfo->max_mac_addrs = dev->max_mac_entries;\n \tdevinfo->max_vfs = pci_dev->max_vfs;\n-\tdevinfo->max_mtu = devinfo->max_rx_pktlen -\n-\t\t\t\t(RTE_ETHER_HDR_LEN + RTE_ETHER_CRC_LEN);\n+\tdevinfo->max_mtu = devinfo->max_rx_pktlen - CNXK_NIX_L2_OVERHEAD;\n \tdevinfo->min_mtu = devinfo->min_rx_bufsize - CNXK_NIX_L2_OVERHEAD;\n \n \tdevinfo->rx_offload_capa = dev->rx_offload_capa;\n",
    "prefixes": [
        "v3",
        "08/14"
    ]
}