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{
    "id": 87116,
    "url": "https://patches.dpdk.org/api/patches/87116/?format=api",
    "web_url": "https://patches.dpdk.org/project/dpdk/patch/20210122191925.24308-6-lironh@marvell.com/",
    "project": {
        "id": 1,
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        "name": "DPDK",
        "link_name": "dpdk",
        "list_id": "dev.dpdk.org",
        "list_email": "dev@dpdk.org",
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        "scm_url": "git://dpdk.org/dpdk",
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    "msgid": "<20210122191925.24308-6-lironh@marvell.com>",
    "list_archive_url": "https://inbox.dpdk.org/dev/20210122191925.24308-6-lironh@marvell.com",
    "date": "2021-01-22T19:18:53",
    "name": "[v2,05/37] net/mvpp2: remove CRC len from MRU validation",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": true,
    "hash": "2bd84ca284b269d4128d14b36ed418c8fffe2d0f",
    "submitter": {
        "id": 996,
        "url": "https://patches.dpdk.org/api/people/996/?format=api",
        "name": "Liron Himi",
        "email": "lironh@marvell.com"
    },
    "delegate": {
        "id": 310,
        "url": "https://patches.dpdk.org/api/users/310/?format=api",
        "username": "jerin",
        "first_name": "Jerin",
        "last_name": "Jacob",
        "email": "jerinj@marvell.com"
    },
    "mbox": "https://patches.dpdk.org/project/dpdk/patch/20210122191925.24308-6-lironh@marvell.com/mbox/",
    "series": [
        {
            "id": 14911,
            "url": "https://patches.dpdk.org/api/series/14911/?format=api",
            "web_url": "https://patches.dpdk.org/project/dpdk/list/?series=14911",
            "date": "2021-01-22T19:18:48",
            "name": "net/mvpp2: misc updates",
            "version": 2,
            "mbox": "https://patches.dpdk.org/series/14911/mbox/"
        }
    ],
    "comments": "https://patches.dpdk.org/api/patches/87116/comments/",
    "check": "success",
    "checks": "https://patches.dpdk.org/api/patches/87116/checks/",
    "tags": {},
    "related": [],
    "headers": {
        "Return-Path": "<dev-bounces@dpdk.org>",
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        "From": "<lironh@marvell.com>",
        "To": "<jerinj@marvell.com>",
        "CC": "<dev@dpdk.org>, Liron Himi <lironh@marvell.com>, <stable@dpdk.org>, \"Yuri\n Chipchev\" <yuric@marvell.com>",
        "Date": "Fri, 22 Jan 2021 21:18:53 +0200",
        "Message-ID": "<20210122191925.24308-6-lironh@marvell.com>",
        "X-Mailer": "git-send-email 2.28.0",
        "In-Reply-To": "<20210122191925.24308-1-lironh@marvell.com>",
        "References": "<20201202101212.4717-1-lironh@marvell.com>\n <20210122191925.24308-1-lironh@marvell.com>",
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        "Subject": "[dpdk-dev] [PATCH v2 05/37] net/mvpp2: remove CRC len from MRU\n validation",
        "X-BeenThere": "dev@dpdk.org",
        "X-Mailman-Version": "2.1.29",
        "Precedence": "list",
        "List-Id": "DPDK patches and discussions <dev.dpdk.org>",
        "List-Unsubscribe": "<https://mails.dpdk.org/options/dev>,\n <mailto:dev-request@dpdk.org?subject=unsubscribe>",
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        "Errors-To": "dev-bounces@dpdk.org",
        "Sender": "\"dev\" <dev-bounces@dpdk.org>"
    },
    "content": "From: Liron Himi <lironh@marvell.com>\n\nCRC is being removed by HW before packet get\nwrite to the buffer, so CRC len should not be\nincluded in MRU validation\n\nFixes: 79ec62028 (\"net/mvpp2: update MTU and MRU related calculations\")\nCc: stable@dpdk.org\n\nSigned-off-by: Liron Himi <lironh@marvell.com>\nReviewed-by: Yuri Chipchev <yuric@marvell.com>\n---\n drivers/net/mvpp2/mrvl_ethdev.c | 4 ++--\n 1 file changed, 2 insertions(+), 2 deletions(-)",
    "diff": "diff --git a/drivers/net/mvpp2/mrvl_ethdev.c b/drivers/net/mvpp2/mrvl_ethdev.c\nindex 559379fcd..133006f3e 100644\n--- a/drivers/net/mvpp2/mrvl_ethdev.c\n+++ b/drivers/net/mvpp2/mrvl_ethdev.c\n@@ -441,8 +441,8 @@ mrvl_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)\n \t * when this feature has not been enabled/supported so far\n \t * (TODO check scattered_rx flag here once scattered RX is supported).\n \t */\n-\tif (mru + MRVL_PKT_OFFS > mbuf_data_size) {\n-\t\tmru = mbuf_data_size - MRVL_PKT_OFFS;\n+\tif (mru - RTE_ETHER_CRC_LEN + MRVL_PKT_OFFS > mbuf_data_size) {\n+\t\tmru = mbuf_data_size + RTE_ETHER_CRC_LEN - MRVL_PKT_OFFS;\n \t\tmtu = MRVL_PP2_MRU_TO_MTU(mru);\n \t\tMRVL_LOG(WARNING, \"MTU too big, max MTU possible limitted \"\n \t\t\t\"by current mbuf size: %u. Set MTU to %u, MRU to %u\",\n",
    "prefixes": [
        "v2",
        "05/37"
    ]
}