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{
    "id": 109459,
    "url": "http://patches.dpdk.org/api/patches/109459/?format=api",
    "web_url": "http://patches.dpdk.org/project/dpdk/patch/20220408053815.850191-2-wenjun1.wu@intel.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",
        "webscm_url": "http://git.dpdk.org/dpdk",
        "list_archive_url": "https://inbox.dpdk.org/dev",
        "list_archive_url_format": "https://inbox.dpdk.org/dev/{}",
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    },
    "msgid": "<20220408053815.850191-2-wenjun1.wu@intel.com>",
    "list_archive_url": "https://inbox.dpdk.org/dev/20220408053815.850191-2-wenjun1.wu@intel.com",
    "date": "2022-04-08T05:38:06",
    "name": "[v6,01/10] net/ice/base: fix dead lock issue when getting node from ID type",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": true,
    "hash": "9e21e74160b142acfa053d89d962ec57e6cb5bdd",
    "submitter": {
        "id": 2083,
        "url": "http://patches.dpdk.org/api/people/2083/?format=api",
        "name": "Wenjun Wu",
        "email": "wenjun1.wu@intel.com"
    },
    "delegate": {
        "id": 1540,
        "url": "http://patches.dpdk.org/api/users/1540/?format=api",
        "username": "qzhan15",
        "first_name": "Qi",
        "last_name": "Zhang",
        "email": "qi.z.zhang@intel.com"
    },
    "mbox": "http://patches.dpdk.org/project/dpdk/patch/20220408053815.850191-2-wenjun1.wu@intel.com/mbox/",
    "series": [
        {
            "id": 22426,
            "url": "http://patches.dpdk.org/api/series/22426/?format=api",
            "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=22426",
            "date": "2022-04-08T05:38:06",
            "name": "Enable ETS-based TX QoS on PF",
            "version": 6,
            "mbox": "http://patches.dpdk.org/series/22426/mbox/"
        }
    ],
    "comments": "http://patches.dpdk.org/api/patches/109459/comments/",
    "check": "success",
    "checks": "http://patches.dpdk.org/api/patches/109459/checks/",
    "tags": {},
    "related": [],
    "headers": {
        "Return-Path": "<dev-bounces@dpdk.org>",
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        "X-ExtLoop1": "1",
        "From": "Wenjun Wu <wenjun1.wu@intel.com>",
        "To": "dev@dpdk.org,\n\tqi.z.zhang@intel.com,\n\tqiming.yang@intel.com",
        "Subject": "[PATCH v6 01/10] net/ice/base: fix dead lock issue when getting node\n from ID type",
        "Date": "Fri,  8 Apr 2022 13:38:06 +0800",
        "Message-Id": "<20220408053815.850191-2-wenjun1.wu@intel.com>",
        "X-Mailer": "git-send-email 2.25.1",
        "In-Reply-To": "<20220408053815.850191-1-wenjun1.wu@intel.com>",
        "References": "<20220329014813.1092054-1-wenjun1.wu@intel.com>\n <20220408053815.850191-1-wenjun1.wu@intel.com>",
        "MIME-Version": "1.0",
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        "List-Id": "DPDK patches and discussions <dev.dpdk.org>",
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        "Errors-To": "dev-bounces@dpdk.org"
    },
    "content": "The function ice_sched_get_node_by_id_type needs to be called\nwith the scheduler lock held. However, the function\nice_sched_get_node also requests the scheduler lock.\nIt will cause the dead lock issue.\n\nThis patch replaces function ice_sched_get_node with\nfunction ice_sched_find_node_by_teid to solve this problem.\n\nSigned-off-by: Wenjun Wu <wenjun1.wu@intel.com>\n---\n drivers/net/ice/base/ice_sched.c | 4 ++--\n 1 file changed, 2 insertions(+), 2 deletions(-)",
    "diff": "diff --git a/drivers/net/ice/base/ice_sched.c b/drivers/net/ice/base/ice_sched.c\nindex 2620892c9e..e697c579be 100644\n--- a/drivers/net/ice/base/ice_sched.c\n+++ b/drivers/net/ice/base/ice_sched.c\n@@ -4774,12 +4774,12 @@ ice_sched_get_node_by_id_type(struct ice_port_info *pi, u32 id,\n \n \tcase ICE_AGG_TYPE_Q:\n \t\t/* The current implementation allows single queue to modify */\n-\t\tnode = ice_sched_get_node(pi, id);\n+\t\tnode = ice_sched_find_node_by_teid(pi->root, id);\n \t\tbreak;\n \n \tcase ICE_AGG_TYPE_QG:\n \t\t/* The current implementation allows single qg to modify */\n-\t\tchild_node = ice_sched_get_node(pi, id);\n+\t\tchild_node = ice_sched_find_node_by_teid(pi->root, id);\n \t\tif (!child_node)\n \t\t\tbreak;\n \t\tnode = child_node->parent;\n",
    "prefixes": [
        "v6",
        "01/10"
    ]
}