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{
    "id": 125024,
    "url": "http://patches.dpdk.org/api/patches/125024/?format=api",
    "web_url": "http://patches.dpdk.org/project/dpdk/patch/1678486530-20688-11-git-send-email-roretzla@linux.microsoft.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/{}",
        "commit_url_format": ""
    },
    "msgid": "<1678486530-20688-11-git-send-email-roretzla@linux.microsoft.com>",
    "list_archive_url": "https://inbox.dpdk.org/dev/1678486530-20688-11-git-send-email-roretzla@linux.microsoft.com",
    "date": "2023-03-10T22:15:24",
    "name": "[10/16] net/octeontx: use previous value atomic fetch operations",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": true,
    "hash": "1b893ff409fbdb9db25c07948f72ce110a816f8f",
    "submitter": {
        "id": 2077,
        "url": "http://patches.dpdk.org/api/people/2077/?format=api",
        "name": "Tyler Retzlaff",
        "email": "roretzla@linux.microsoft.com"
    },
    "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/1678486530-20688-11-git-send-email-roretzla@linux.microsoft.com/mbox/",
    "series": [
        {
            "id": 27337,
            "url": "http://patches.dpdk.org/api/series/27337/?format=api",
            "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=27337",
            "date": "2023-03-10T22:15:16",
            "name": "use __atomic operations returning new value",
            "version": 1,
            "mbox": "http://patches.dpdk.org/series/27337/mbox/"
        }
    ],
    "comments": "http://patches.dpdk.org/api/patches/125024/comments/",
    "check": "success",
    "checks": "http://patches.dpdk.org/api/patches/125024/checks/",
    "tags": {},
    "related": [],
    "headers": {
        "Return-Path": "<dev-bounces@dpdk.org>",
        "X-Original-To": "patchwork@inbox.dpdk.org",
        "Delivered-To": "patchwork@inbox.dpdk.org",
        "Received": [
            "from mails.dpdk.org (mails.dpdk.org [217.70.189.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id CD33E41E6D;\n\tFri, 10 Mar 2023 23:16:31 +0100 (CET)",
            "from mails.dpdk.org (localhost [127.0.0.1])\n\tby mails.dpdk.org (Postfix) with ESMTP id C000542D29;\n\tFri, 10 Mar 2023 23:15:46 +0100 (CET)",
            "from linux.microsoft.com (linux.microsoft.com [13.77.154.182])\n by mails.dpdk.org (Postfix) with ESMTP id 195BE40ED9\n for <dev@dpdk.org>; Fri, 10 Mar 2023 23:15:37 +0100 (CET)",
            "by linux.microsoft.com (Postfix, from userid 1086)\n id 02EF02044736; Fri, 10 Mar 2023 14:15:35 -0800 (PST)"
        ],
        "DKIM-Filter": "OpenDKIM Filter v2.11.0 linux.microsoft.com 02EF02044736",
        "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com;\n s=default; t=1678486536;\n bh=yih9w3s1MaYWceV5z99Nk1kNmThi86opCjssIuPTuWM=;\n h=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n b=JKmwKq0+opsjG9GFgBiTGEXvzhbUXRi+cdQ4eJRuFh6fmYQtNrrTzPoSieftvEmw/\n dYoYGWVFpQe7PnxXWA0r3WiNyTu/T2+l+HMsBSf244gOJgpz1C1W08/GJNsX96boeR\n IC4U574iO0y6EaUc10jF+sfdfiY1uaGDJZTfdzNU=",
        "From": "Tyler Retzlaff <roretzla@linux.microsoft.com>",
        "To": "dev@dpdk.org",
        "Cc": "Honnappa.Nagarahalli@arm.com, Ruifeng.Wang@arm.com, thomas@monjalon.net,\n Tyler Retzlaff <roretzla@linux.microsoft.com>",
        "Subject": "[PATCH 10/16] net/octeontx: use previous value atomic fetch\n operations",
        "Date": "Fri, 10 Mar 2023 14:15:24 -0800",
        "Message-Id": "<1678486530-20688-11-git-send-email-roretzla@linux.microsoft.com>",
        "X-Mailer": "git-send-email 1.8.3.1",
        "In-Reply-To": "<1678486530-20688-1-git-send-email-roretzla@linux.microsoft.com>",
        "References": "<1678486530-20688-1-git-send-email-roretzla@linux.microsoft.com>",
        "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": "Use __atomic_fetch_{add,and,or,sub,xor} instead of\n__atomic_{add,and,or,sub,xor}_fetch adding the necessary code to\nallow consumption of the resulting value.\n\nSigned-off-by: Tyler Retzlaff <roretzla@linux.microsoft.com>\n---\n drivers/net/octeontx/octeontx_ethdev.c | 2 +-\n 1 file changed, 1 insertion(+), 1 deletion(-)",
    "diff": "diff --git a/drivers/net/octeontx/octeontx_ethdev.c b/drivers/net/octeontx/octeontx_ethdev.c\nindex d52a3e7..a21ed80 100644\n--- a/drivers/net/octeontx/octeontx_ethdev.c\n+++ b/drivers/net/octeontx/octeontx_ethdev.c\n@@ -559,7 +559,7 @@ enum octeontx_link_speed {\n \t\treturn 0;\n \n \t/* Stopping/closing event device once all eth ports are closed. */\n-\tif (__atomic_sub_fetch(&evdev_refcnt, 1, __ATOMIC_ACQUIRE) == 0) {\n+\tif (__atomic_fetch_sub(&evdev_refcnt, 1, __ATOMIC_ACQUIRE) - 1 == 0) {\n \t\trte_event_dev_stop(nic->evdev);\n \t\trte_event_dev_close(nic->evdev);\n \t}\n",
    "prefixes": [
        "10/16"
    ]
}