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GET /api/patches/116056/?format=api
{ "id": 116056, "url": "https://patches.dpdk.org/api/patches/116056/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/patch/20220907173326.124914-3-bhagyada.modali@amd.com/", "project": { "id": 1, "url": "https://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": "<20220907173326.124914-3-bhagyada.modali@amd.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20220907173326.124914-3-bhagyada.modali@amd.com", "date": "2022-09-07T17:33:26", "name": "[3/3] net/axgbe: save segment data in scattered Rx", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "e476a36d2cc6d3816aebdc848779a61d7df6e652", "submitter": { "id": 2826, "url": "https://patches.dpdk.org/api/people/2826/?format=api", "name": "Bhagyada Modali", "email": "bhagyada.modali@amd.com" }, "delegate": { "id": 319, "url": "https://patches.dpdk.org/api/users/319/?format=api", "username": "fyigit", "first_name": "Ferruh", "last_name": "Yigit", "email": "ferruh.yigit@amd.com" }, "mbox": "https://patches.dpdk.org/project/dpdk/patch/20220907173326.124914-3-bhagyada.modali@amd.com/mbox/", "series": [ { "id": 24599, "url": "https://patches.dpdk.org/api/series/24599/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/list/?series=24599", "date": "2022-09-07T17:33:24", "name": "[1/3] net/axgbe: reset the end of packet in scattered rx", "version": 1, "mbox": "https://patches.dpdk.org/series/24599/mbox/" } ], "comments": "https://patches.dpdk.org/api/patches/116056/comments/", "check": "warning", "checks": "https://patches.dpdk.org/api/patches/116056/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 5032DA054A;\n\tWed, 7 Sep 2022 19:34:04 +0200 (CEST)", "from [217.70.189.124] (localhost [127.0.0.1])\n\tby mails.dpdk.org (Postfix) with ESMTP id D048E4281B;\n\tWed, 7 Sep 2022 19:34:00 +0200 (CEST)", "from NAM11-BN8-obe.outbound.protection.outlook.com\n (mail-bn8nam11on2041.outbound.protection.outlook.com [40.107.236.41])\n by mails.dpdk.org (Postfix) with ESMTP id 67178427EC;\n Wed, 7 Sep 2022 19:33:59 +0200 (CEST)", "from BN7PR06CA0051.namprd06.prod.outlook.com (2603:10b6:408:34::28)\n by SJ1PR12MB6292.namprd12.prod.outlook.com (2603:10b6:a03:455::20)\n with Microsoft SMTP Server (version=TLS1_2,\n cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.5588.12; 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CTRY:US; LANG:en; SCL:1; SRV:;\n IPV:CAL; SFV:NSPM; H:SATLEXMB04.amd.com; PTR:InfoDomainNonexistent; CAT:NONE;\n SFS:(13230016)(4636009)(136003)(376002)(396003)(39860400002)(346002)(40470700004)(46966006)(36840700001)(450100002)(54906003)(6636002)(316002)(110136005)(8676002)(5660300002)(36860700001)(44832011)(2906002)(4326008)(8936002)(70206006)(70586007)(36756003)(16526019)(478600001)(40480700001)(41300700001)(336012)(426003)(2616005)(186003)(82310400005)(1076003)(86362001)(81166007)(356005)(40460700003)(82740400003)(7696005)(6666004)(47076005)(26005)(83323001)(36900700001);\n DIR:OUT; SFP:1101;", "X-OriginatorOrg": "amd.com", "X-MS-Exchange-CrossTenant-OriginalArrivalTime": "07 Sep 2022 17:33:56.7481 (UTC)", "X-MS-Exchange-CrossTenant-Network-Message-Id": "\n 9e097963-667e-44f8-50ec-08da90f72467", "X-MS-Exchange-CrossTenant-Id": "3dd8961f-e488-4e60-8e11-a82d994e183d", "X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp": "\n TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d; Ip=[165.204.84.17];\n Helo=[SATLEXMB04.amd.com]", "X-MS-Exchange-CrossTenant-AuthSource": "\n BN8NAM11FT059.eop-nam11.prod.protection.outlook.com", "X-MS-Exchange-CrossTenant-AuthAs": "Anonymous", "X-MS-Exchange-CrossTenant-FromEntityHeader": "HybridOnPrem", "X-MS-Exchange-Transport-CrossTenantHeadersStamped": "SJ1PR12MB6292", "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": "Save the segments of the packet, when the next descriptor data is not ready.\n\nFixes: 965b3127d425 (\"net/axgbe: support scattered Rx\")\nCc: stable@dpdk.org\n\nSigned-off-by: Bhagyada Modali <bhagyada.modali@amd.com>\n---\n drivers/net/axgbe/axgbe_rxtx.c | 11 +++++++++++\n drivers/net/axgbe/axgbe_rxtx.h | 6 ++++++\n 2 files changed, 17 insertions(+)", "diff": "diff --git a/drivers/net/axgbe/axgbe_rxtx.c b/drivers/net/axgbe/axgbe_rxtx.c\nindex c1f51ed6d6..65bda2a0d3 100644\n--- a/drivers/net/axgbe/axgbe_rxtx.c\n+++ b/drivers/net/axgbe/axgbe_rxtx.c\n@@ -416,11 +416,17 @@ uint16_t eth_axgbe_recv_scattered_pkts(void *rx_queue,\n \t\tmbuf->data_len = data_len;\n \t\tmbuf->pkt_len = data_len;\n \n+\t\tif (rxq->saved_mbuf) {\n+\t\t\tfirst_seg = rxq->saved_mbuf;\n+\t\t\trxq->saved_mbuf = NULL;\n+\t\t}\n+\n \t\tif (first_seg != NULL) {\n \t\t\tif (rte_pktmbuf_chain(first_seg, mbuf) != 0) {\n \t\t\t\trte_pktmbuf_free(first_seg);\n \t\t\t\tfirst_seg = NULL;\n \t\t\t\trte_pktmbuf_free(mbuf);\n+\t\t\t\trxq->saved_mbuf = NULL;\n \t\t\t\trxq->errors++;\n \t\t\t\teop = 0;\n \t\t\t\tbreak;\n@@ -502,6 +508,11 @@ uint16_t eth_axgbe_recv_scattered_pkts(void *rx_queue,\n \t\tfirst_seg = NULL;\n \t}\n \n+\t/* Check if we need to save state before leaving */\n+\tif (first_seg != NULL && eop == 0)\n+\t\trxq->saved_mbuf = first_seg;\n+\n+\n \t/* Save receive context.*/\n \trxq->pkts += nb_rx;\n \ndiff --git a/drivers/net/axgbe/axgbe_rxtx.h b/drivers/net/axgbe/axgbe_rxtx.h\nindex 2a330339cd..2da3095547 100644\n--- a/drivers/net/axgbe/axgbe_rxtx.h\n+++ b/drivers/net/axgbe/axgbe_rxtx.h\n@@ -65,6 +65,12 @@ struct axgbe_rx_queue {\n \tuint16_t crc_len;\n \t/* address of s/w rx buffers */\n \tstruct rte_mbuf **sw_ring;\n+\n+\t/* For segemented packets - save the current state\n+\t * of packet, if next descriptor is not ready yet\n+\t */\n+\tstruct rte_mbuf *saved_mbuf;\n+\n \t/* Port private data */\n \tstruct axgbe_port *pdata;\n \t/* Number of Rx descriptors in queue */\n", "prefixes": [ "3/3" ] }