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a=rsa-sha256; c=relaxed/relaxed; d=nvidia.com; s=n1; t=1605025924; bh=C5878eHCaUxV/GGunWMOoRkO0T+BugWCn+je02IgifE=; h=ARC-Seal:ARC-Message-Signature:ARC-Authentication-Results:From:To: CC:Subject:Thread-Topic:Thread-Index:Date:Message-ID:References: In-Reply-To:Accept-Language:Content-Language:X-MS-Has-Attach: X-MS-TNEF-Correlator:authentication-results:x-originating-ip: x-ms-publictraffictype:x-ms-office365-filtering-correlation-id: x-ms-traffictypediagnostic:x-ms-exchange-transport-forked: x-microsoft-antispam-prvs:x-ms-oob-tlc-oobclassifiers: x-ms-exchange-senderadcheck:x-microsoft-antispam: x-microsoft-antispam-message-info:x-forefront-antispam-report: x-ms-exchange-antispam-messagedata:Content-Type: Content-Transfer-Encoding:MIME-Version: X-MS-Exchange-CrossTenant-AuthAs: X-MS-Exchange-CrossTenant-AuthSource: X-MS-Exchange-CrossTenant-Network-Message-Id: X-MS-Exchange-CrossTenant-originalarrivaltime: X-MS-Exchange-CrossTenant-fromentityheader: X-MS-Exchange-CrossTenant-id:X-MS-Exchange-CrossTenant-mailboxtype: X-MS-Exchange-CrossTenant-userprincipalname: X-MS-Exchange-Transport-CrossTenantHeadersStamped:X-OriginatorOrg; b=B9z3BKyrylzKdaOYmFsHv5wcwNgIV4zHAeP9BVWiRG+E1qwSEnI/3QPCzCw1EJBmS KL34pa+BO/Mvt6P2tOuOKyVWZG7Qm67t0w6vYxU03KS6UHXwizqBadXuogprayQJeg foaAJ+pjrToam1UXPbKiAdONFu1zDbzW3Ywf0cluttNxxrDyrdrEIUacaU/+fFYY6/ RRgAoNDpYGEPVtKUZ5oBoHZoiQ6/vBNbtytXnde3L4bWo/lLS8GI39uqYso4mXIegM XrlSvvd8rmPN+qcow4judnnORFRfOYUy2R2VyN4y6DhgAcrmCuRqGc5QBiPN/mj3JS yKNTUFDox7kVQ== Subject: Re: [dpdk-stable] [PATCH v2] net/mlx5: fix info about Rx descriptors for MPRQ X-BeenThere: stable@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches for DPDK stable branches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: stable-bounces@dpdk.org Sender: "stable" > -----Original Message----- > From: Alexander Kozyrev > Sent: Sunday, November 8, 2020 6:28 > To: dev@dpdk.org > Cc: Raslan Darawsheh ; Matan Azrad > ; Slava Ovsiienko ; > stable@dpdk.org > Subject: [PATCH v2] net/mlx5: fix info about Rx descriptors for MPRQ >=20 > The number of descriptors configured is returned to a user via the rxq_in= fo_get > API. This number is incorrect for MPRQ. > For SPRQ this number matches the number of mbufs allocated. > For MPRQ we have fewer external MPRQ buffers that can hold multiple > packets in strides of this big buffer. Take that into account and return = the > number of MPRQ buffers multiplied by the number of strides in this case. >=20 > Fixes: 26f1bae837 ("net/mlx5: add Rx/Tx burst mode info") > Cc: stable@dpdk.org >=20 > Signed-off-by: Alexander Kozyrev Acked-by: Viacheslav Ovsiienko