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GET /api/patches/125027/?format=api
http://patches.dpdk.org/api/patches/125027/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/1678486530-20688-13-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": "<1678486530-20688-13-git-send-email-roretzla@linux.microsoft.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1678486530-20688-13-git-send-email-roretzla@linux.microsoft.com", "date": "2023-03-10T22:15:26", "name": "[12/16] bbdev: use previous value atomic fetch operations", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "5111967dbb285877ee988bfeddcb1f0d405db673", "submitter": { "id": 2077, "url":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/1678486530-20688-13-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/125027/comments/", "check": "success", "checks": "http://patches.dpdk.org/api/patches/125027/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 21BC741E6D;\n\tFri, 10 Mar 2023 23:16:50 +0100 (CET)", "from mails.dpdk.org (localhost [127.0.0.1])\n\tby mails.dpdk.org (Postfix) with ESMTP id 56BA942D3E;\n\tFri, 10 Mar 2023 23:15:50 +0100 (CET)", "from linux.microsoft.com (linux.microsoft.com [13.77.154.182])\n by mails.dpdk.org (Postfix) with ESMTP id 3656C4113C\n for <dev@dpdk.org>; Fri, 10 Mar 2023 23:15:37 +0100 (CET)", "by linux.microsoft.com (Postfix, from userid 1086)\n id 1BA40204473A; Fri, 10 Mar 2023 14:15:35 -0800 (PST)" ], "DKIM-Filter": "OpenDKIM Filter v2.11.0 linux.microsoft.com 1BA40204473A", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com;\n s=default; t=1678486536;\n bh=iuHJ0StecZ9Raltf9LtwKbKGPzFt503WEpiLM/1aHZ8=;\n h=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n b=EmMqmcK+ufntgQ5toa88niWh55MpaugNZ+PPZ+DEEUThzwFsUOAMMyGZW/ZNTgFT0\n ieB6G06QlIoou1qH7wJdzw7yfBdU5pgN2CnIDGo52WrvhXM/NFSEpVvjHJOHx3BHv3\n xKsy3JUlaJX8CU/Ji20OcQ/dwNVm+UcY63r2ENA4=", "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 12/16] bbdev: use previous value atomic fetch operations", "Date": "Fri, 10 Mar 2023 14:15:26 -0800", "Message-Id": "<1678486530-20688-13-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 lib/bbdev/rte_bbdev.c | 4 ++--\n 1 file changed, 2 insertions(+), 2 deletions(-)", "diff": "diff --git a/lib/bbdev/rte_bbdev.c b/lib/bbdev/rte_bbdev.c\nindex 1521cdb..9df0837 100644\n--- a/lib/bbdev/rte_bbdev.c\n+++ b/lib/bbdev/rte_bbdev.c\n@@ -250,8 +250,8 @@ struct rte_bbdev *\n \t}\n \n \t/* clear shared BBDev Data if no process is using the device anymore */\n-\tif (__atomic_sub_fetch(&bbdev->data->process_cnt, 1,\n-\t\t\t __ATOMIC_RELAXED) == 0)\n+\tif (__atomic_fetch_sub(&bbdev->data->process_cnt, 1,\n+\t\t\t __ATOMIC_RELAXED) - 1 == 0)\n \t\tmemset(bbdev->data, 0, sizeof(*bbdev->data));\n \n \tmemset(bbdev, 0, sizeof(*bbdev));\n", "prefixes": [ "12/16" ] }{ "id": 125027, "url": "