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GET /api/patches/124628/?format=api
{ "id": 124628, "url": "http://patches.dpdk.org/api/patches/124628/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/1677718068-2412-10-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": "<1677718068-2412-10-git-send-email-roretzla@linux.microsoft.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1677718068-2412-10-git-send-email-roretzla@linux.microsoft.com", "date": "2023-03-02T00:47:40", "name": "[09/17] net/octeontx: use previous value atomic fetch operations", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "3286afbb3e01d3da4d3db6b15dba8bb54f47cba3", "submitter": { "id": 2077, "url":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/1677718068-2412-10-git-send-email-roretzla@linux.microsoft.com/mbox/", "series": [ { "id": 27214, "url": "http://patches.dpdk.org/api/series/27214/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=27214", "date": "2023-03-02T00:47:32", "name": "use __atomic operations returning previous value", "version": 1, "mbox": "http://patches.dpdk.org/series/27214/mbox/" } ], "comments": "http://patches.dpdk.org/api/patches/124628/comments/", "check": "success", "checks": "http://patches.dpdk.org/api/patches/124628/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 209FB41DAF;\n\tThu, 2 Mar 2023 01:48:54 +0100 (CET)", "from mails.dpdk.org (localhost [127.0.0.1])\n\tby mails.dpdk.org (Postfix) with ESMTP id 21DF740EE3;\n\tThu, 2 Mar 2023 01:48:13 +0100 (CET)", "from linux.microsoft.com (linux.microsoft.com [13.77.154.182])\n by mails.dpdk.org (Postfix) with ESMTP id 8615341151\n for <dev@dpdk.org>; Thu, 2 Mar 2023 01:48:03 +0100 (CET)", "by linux.microsoft.com (Postfix, from userid 1086)\n id 585FA209FE18; Wed, 1 Mar 2023 16:48:02 -0800 (PST)" ], "DKIM-Filter": "OpenDKIM Filter v2.11.0 linux.microsoft.com 585FA209FE18", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com;\n s=default; t=1677718082;\n bh=b/ZWTqZOimNSo2xBbdBtViiX6lqxoqG/3rYUog3nlzk=;\n h=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n b=U1t0075BlUNkZmC0TzJ10Q7ndptwqLN8nuXlvob5Scyz28leaOrn4H42GUTxZbKv3\n Wfs0Sn6OCh/KCQ6n2xaP6anBE00tLre+MUcq0+4vEIZ/+GS9V2UtBo1oZBL+2EnIL8\n g7bn9bKeH3IAAZ0QaQDdj94jm9LVQs1PEVHepowA=", "From": "Tyler Retzlaff <roretzla@linux.microsoft.com>", "To": "dev@dpdk.org", "Cc": "Honnappa.Nagarahalli@arm.com, thomas@monjalon.net,\n Tyler Retzlaff <roretzla@linux.microsoft.com>", "Subject": "[PATCH 09/17] net/octeontx: use previous value atomic fetch\n operations", "Date": "Wed, 1 Mar 2023 16:47:40 -0800", "Message-Id": "<1677718068-2412-10-git-send-email-roretzla@linux.microsoft.com>", "X-Mailer": "git-send-email 1.8.3.1", "In-Reply-To": "<1677718068-2412-1-git-send-email-roretzla@linux.microsoft.com>", "References": "<1677718068-2412-1-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 when we have no interest in the\nresult of the operation.\n\nReduces unnecessary codegen that provided the result of the atomic\noperation that was not used.\n\nChange brings closer alignment with atomics available in C11 standard\nand will reduce review effort when they are integrated.\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..e00298e 100644\n--- a/drivers/net/octeontx/octeontx_ethdev.c\n+++ b/drivers/net/octeontx/octeontx_ethdev.c\n@@ -1581,7 +1581,7 @@ static void build_xstat_names(struct rte_eth_xstat_name *xstat_names)\n \tnic->pko_vfid = pko_vfid;\n \tnic->port_id = port;\n \tnic->evdev = evdev;\n-\t__atomic_add_fetch(&evdev_refcnt, 1, __ATOMIC_ACQUIRE);\n+\t__atomic_fetch_add(&evdev_refcnt, 1, __ATOMIC_ACQUIRE);\n \n \tres = octeontx_port_open(nic);\n \tif (res < 0)\n", "prefixes": [ "09/17" ] }