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GET /api/patches/134167/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 134167,
    "url": "http://patches.dpdk.org/api/patches/134167/?format=api",
    "web_url": "http://patches.dpdk.org/project/dpdk/patch/20231113161519.242272-2-stephen@networkplumber.org/",
    "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/{}",
        "commit_url_format": ""
    },
    "msgid": "<20231113161519.242272-2-stephen@networkplumber.org>",
    "list_archive_url": "https://inbox.dpdk.org/dev/20231113161519.242272-2-stephen@networkplumber.org",
    "date": "2023-11-13T16:15:15",
    "name": "[v6,1/5] pdump: fix setting rte_errno on mp error",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": true,
    "hash": "6b5ea89e3b2b36626c0df7fc57296227a0afac6a",
    "submitter": {
        "id": 27,
        "url": "http://patches.dpdk.org/api/people/27/?format=api",
        "name": "Stephen Hemminger",
        "email": "stephen@networkplumber.org"
    },
    "delegate": {
        "id": 1,
        "url": "http://patches.dpdk.org/api/users/1/?format=api",
        "username": "tmonjalo",
        "first_name": "Thomas",
        "last_name": "Monjalon",
        "email": "thomas@monjalon.net"
    },
    "mbox": "http://patches.dpdk.org/project/dpdk/patch/20231113161519.242272-2-stephen@networkplumber.org/mbox/",
    "series": [
        {
            "id": 30275,
            "url": "http://patches.dpdk.org/api/series/30275/?format=api",
            "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=30275",
            "date": "2023-11-13T16:15:14",
            "name": "dumpcap and pcapng fixes",
            "version": 6,
            "mbox": "http://patches.dpdk.org/series/30275/mbox/"
        }
    ],
    "comments": "http://patches.dpdk.org/api/patches/134167/comments/",
    "check": "warning",
    "checks": "http://patches.dpdk.org/api/patches/134167/checks/",
    "tags": {},
    "related": [],
    "headers": {
        "Return-Path": "<dev-bounces@dpdk.org>",
        "X-Original-To": "patchwork@inbox.dpdk.org",
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        ],
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        "X-Received": "by 2002:a05:6a00:b1d:b0:6c3:6cdc:a297 with SMTP id\n f29-20020a056a000b1d00b006c36cdca297mr4514094pfu.14.1699892131070;\n Mon, 13 Nov 2023 08:15:31 -0800 (PST)",
        "From": "Stephen Hemminger <stephen@networkplumber.org>",
        "To": "dev@dpdk.org",
        "Cc": "Stephen Hemminger <stephen@networkplumber.org>, =?utf-8?q?Morten_Br?=\n\t=?utf-8?q?=C3=B8rup?= <mb@smartsharesystems.com>,\n Reshma Pattan <reshma.pattan@intel.com>,\n Jianfeng Tan <jianfeng.tan@intel.com>",
        "Subject": "[PATCH v6 1/5] pdump: fix setting rte_errno on mp error",
        "Date": "Mon, 13 Nov 2023 08:15:15 -0800",
        "Message-Id": "<20231113161519.242272-2-stephen@networkplumber.org>",
        "X-Mailer": "git-send-email 2.39.2",
        "In-Reply-To": "<20231113161519.242272-1-stephen@networkplumber.org>",
        "References": "<20230921042349.104150-1-stephen@networkplumber.org>\n <20231113161519.242272-1-stephen@networkplumber.org>",
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        "Content-Transfer-Encoding": "8bit",
        "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>",
        "List-Archive": "<http://mails.dpdk.org/archives/dev/>",
        "List-Post": "<mailto:dev@dpdk.org>",
        "List-Help": "<mailto:dev-request@dpdk.org?subject=help>",
        "List-Subscribe": "<https://mails.dpdk.org/listinfo/dev>,\n <mailto:dev-request@dpdk.org?subject=subscribe>",
        "Errors-To": "dev-bounces@dpdk.org"
    },
    "content": "The response from MP server sets err_value to negative\non error. The convention for rte_errno is to use a positive\nvalue on error. This makes errors like duplicate registration\nshow up with the correct error value.\n\nFixes: 660098d61f57 (\"pdump: use generic multi-process channel\")\nSigned-off-by: Stephen Hemminger <stephen@networkplumber.org>\nAcked-by: Morten Brørup <mb@smartsharesystems.com>\n---\n lib/pdump/rte_pdump.c | 5 +++--\n 1 file changed, 3 insertions(+), 2 deletions(-)",
    "diff": "diff --git a/lib/pdump/rte_pdump.c b/lib/pdump/rte_pdump.c\nindex 80b90c6f7d03..e94f49e21250 100644\n--- a/lib/pdump/rte_pdump.c\n+++ b/lib/pdump/rte_pdump.c\n@@ -564,9 +564,10 @@ pdump_prepare_client_request(const char *device, uint16_t queue,\n \tif (rte_mp_request_sync(&mp_req, &mp_reply, &ts) == 0) {\n \t\tmp_rep = &mp_reply.msgs[0];\n \t\tresp = (struct pdump_response *)mp_rep->param;\n-\t\trte_errno = resp->err_value;\n-\t\tif (!resp->err_value)\n+\t\tif (resp->err_value == 0)\n \t\t\tret = 0;\n+\t\telse\n+\t\t\trte_errno = -resp->err_value;\n \t\tfree(mp_reply.msgs);\n \t}\n \n",
    "prefixes": [
        "v6",
        "1/5"
    ]
}