From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from EUR02-AM5-obe.outbound.protection.outlook.com (mail-eopbgr00084.outbound.protection.outlook.com [40.107.0.84]) by dpdk.org (Postfix) with ESMTP id 6C6E2DED; Tue, 28 Aug 2018 20:59:28 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=Mellanox.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=EfMR84+9VEPJxM4QovUrG3esspWHdxuCcGJozjVVj2k=; b=PUh2w3LbZ1kD+BgmlLCKSlPRlDtRlnF8SPkMUEAjR9ZAAdkV0zr9mIpHRowee2AmjCdeHqR0f/nzUGNQlrXP7cQucmhtMIHWKgYdkiOfzyDYYffmlQrxkT5QWygjKfkoWeVnmhawHis27fA6JduX1/bnLydLhJHe3S4ZuVQ/TG8= Received: from DB3PR0502MB3980.eurprd05.prod.outlook.com (52.134.72.27) by DB3PR0502MB3963.eurprd05.prod.outlook.com (52.134.72.22) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.1080.17; Tue, 28 Aug 2018 18:59:26 +0000 Received: from DB3PR0502MB3980.eurprd05.prod.outlook.com ([fe80::d45:8e84:6d63:c57c]) by DB3PR0502MB3980.eurprd05.prod.outlook.com ([fe80::d45:8e84:6d63:c57c%2]) with mapi id 15.20.1080.015; Tue, 28 Aug 2018 18:59:26 +0000 From: Yongseok Koh To: "Xueming(Steven) Li" CC: Shahaf Shuler , dpdk stable , "dev@dpdk.org" Thread-Topic: [PATCH] net/mlx5: fix interrupt completion queue index wrapping Thread-Index: AQHUOzaKbjgtbtmWckmOFaqfM/NAOKTVjAyA Date: Tue, 28 Aug 2018 18:59:26 +0000 Message-ID: References: <20180823231033.24971-1-xuemingl@mellanox.com> In-Reply-To: <20180823231033.24971-1-xuemingl@mellanox.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: spf=none (sender IP is ) smtp.mailfrom=yskoh@mellanox.com; x-originating-ip: [2607:fb90:4afa:9ebd:bd01:1265:52d4:2d3d] x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1; DB3PR0502MB3963; 6:x2ZsIIeLk9fz31AENDSQgJwK0p6HPLK4lhz5WZ6ndn8Wj//pt/yYdthz8Bmtesf5h60WKvXdZZk+YKFsbV6pkS7FGrQmxaOVdcxRqoIcLMW4OFXiLspazymEXFxO/cij7NiwImR+MDsu6vPne5djT4ktlBa63d7xN4C31qVW29KNTfcIcPsvAZ5O6b91/hwfzrn83vfKy7pLVKNC/UmxnodC9l8TZnE+9/z+Qx0nfdoPQJ+NDmaGILbBgDGaOtkhLCNOSs4/J2wbvPA8XyprrfnScLBbvOgTyRDGVIfhovDS7PWAQTPwgug4k3+eTCDg7OLx0aM6jdmUrS3rVDTE1YUWx0diTVLZ1dUtNre1wpNva3HAk0gw4fLEPxKr/VNw75EB5xiwlD27mD63BpN8i9YJqtYtB81/xc41OPXExfbJqUiNpdJqxukDhI+oxDt+xbT3OpPefFmMXS8NPHffEQ==; 5:a4YCzsQmZ/Atgw7GNYzS7XMVxUKqzPLavoYgkWnLY9SdLH+Kaq2L+sgHvtZJf0wxcbl+nuzjOY7HKLnoFo7R38U7RPGAAWF46ePtZca5ZE7Kp4levRw6U+IKc22ylp/zjYYj82Oeiv7VW6nFNU8Lam9SWK4qfRK8YcorFPm1L50=; 7:GyhDEiRLU8yJ/sdqrOsGBcio/pQVmMaLfyxcd0QS1AuLrP11yU6zc024l7Wl/ombPEy6KK+7RpA3SB5tTIktlUdlwIr+Wi0DL+sxPFy2fwLtaiw2CW6grFg1agCgCAdn9VzHeA5gO8xjeGM62ynVirWQ4g3E6VyhgO0oPDx75YrDPg0+YzEDRWqh2i1M0QLHBnE39EIdE0NKE0CgxGUhySKjIDfs08YiaZyShtm5lwhDo6kh8CjYNIAgYTVX9B3E x-ms-exchange-antispam-srfa-diagnostics: SOS; x-ms-office365-filtering-correlation-id: ba962747-f573-4cd4-0e4a-08d60d18606e x-ms-office365-filtering-ht: Tenant x-microsoft-antispam: BCL:0; PCL:0; RULEID:(7020095)(4652040)(8989137)(5600074)(711020)(4618075)(2017052603328)(7153060)(7193020); SRVR:DB3PR0502MB3963; x-ms-traffictypediagnostic: DB3PR0502MB3963: x-microsoft-antispam-prvs: x-exchange-antispam-report-test: UriScan:; x-ms-exchange-senderadcheck: 1 x-exchange-antispam-report-cfa-test: BCL:0; PCL:0; RULEID:(8211001083)(6040522)(2401047)(5005006)(8121501046)(823301075)(3231311)(944501410)(52105095)(10201501046)(93006095)(93001095)(3002001)(6055026)(149027)(150027)(6041310)(20161123558120)(20161123564045)(20161123562045)(20161123560045)(201703131423095)(201702281528075)(20161123555045)(201703061421075)(201703061406153)(201708071742011)(7699016); SRVR:DB3PR0502MB3963; BCL:0; PCL:0; RULEID:; SRVR:DB3PR0502MB3963; x-forefront-prvs: 077884B8B5 x-forefront-antispam-report: SFV:NSPM; SFS:(10009020)(39860400002)(136003)(376002)(346002)(366004)(396003)(199004)(189003)(5250100002)(102836004)(37006003)(14454004)(450100002)(6636002)(81156014)(6116002)(305945005)(6862004)(7736002)(8676002)(6506007)(53546011)(4326008)(99286004)(6246003)(2906002)(81166006)(6512007)(5660300001)(54906003)(6486002)(14444005)(83716003)(478600001)(316002)(256004)(25786009)(8936002)(33656002)(486006)(46003)(86362001)(106356001)(82746002)(229853002)(105586002)(2900100001)(97736004)(68736007)(53936002)(6436002)(76176011)(2616005)(446003)(11346002)(36756003)(476003); DIR:OUT; SFP:1101; SCL:1; SRVR:DB3PR0502MB3963; H:DB3PR0502MB3980.eurprd05.prod.outlook.com; FPR:; SPF:None; LANG:en; PTR:InfoNoRecords; A:1; MX:1; received-spf: None (protection.outlook.com: mellanox.com does not designate permitted sender hosts) x-microsoft-antispam-message-info: D36UqTYzeTNGWFF6TA2OvfrjyG7/CX86djTvJBhJMP2/lLN06+HCW+mQ70bL8uFFGfauipCedH6ThxWbEId4GR8Vq7QqrLcyaRa/H0t+4j+hCyju+EECHU6fhjTU4keGAkrxZ2/iWkH1CaAfdkPstjbUna+w1urV4FRsGGFG8FNPnOjxIk8Dpf70aSqDQATo79SfQqeejOaVf6gCmMDaqPSIdz3YeGofWAcKhEjHPnXuCXZ1r+PPvjoo7aNKYyTO9UZU/WIGauNoleFuHuwo8BZdBnJtu1vOxTME9Wz9XpLJ9ratTT+BF0YLA2RHrjXlgc6s7sNxKOWMn+IlpaJ7W+C8PmeWeLN3Wxvsd+BKiag= spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM Content-Type: text/plain; charset="us-ascii" Content-ID: Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: Mellanox.com X-MS-Exchange-CrossTenant-Network-Message-Id: ba962747-f573-4cd4-0e4a-08d60d18606e X-MS-Exchange-CrossTenant-originalarrivaltime: 28 Aug 2018 18:59:26.4783 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: a652971c-7d2e-4d9b-a6a4-d149256f461b X-MS-Exchange-Transport-CrossTenantHeadersStamped: DB3PR0502MB3963 Subject: Re: [dpdk-dev] [PATCH] net/mlx5: fix interrupt completion queue index wrapping X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 28 Aug 2018 18:59:28 -0000 > On Aug 23, 2018, at 4:10 PM, Xueming Li wrote: >=20 > Rxq cq_ci was 16 bits while hardware is expecting to wrap > around 24 bits, this caused interrupt failure after burst of packets. >=20 > Fixes: 43e9d9794cde ("net/mlx5: support upstream rdma-core") > Cc: Shahaf Shuler >=20 > Signed-off-by: Xueming Li > --- Acked-by: Yongseok Koh =20 Thanks