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charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: DM6PR12MB3753.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: bda484b1-93c0-4d94-fbf8-08db7c5386a5 X-MS-Exchange-CrossTenant-originalarrivaltime: 04 Jul 2023 05:57:18.5604 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: 3dhC75Kdhw49XJoH3nvexqBU5uH4zwOvpFZeica1nxunnjx24NOc/mBA4p3NlRDL0BnLBxDT5itXoraxxsWAJQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: BL1PR12MB5802 X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org > -----Original Message----- > From: Alexander Kozyrev > Sent: Tuesday, July 4, 2023 12:22 AM > To: dev@dpdk.org > Cc: Matan Azrad ; Raslan Darawsheh > ; Slava Ovsiienko ; > stable@dpdk.org > Subject: [PATCH] net/mlx5: forbid MPRQ restart >=20 > The queue restart is only supported by the non-vectorized single-packet > receive queue today. Restarting MPRQ will result in corrupted packets > because of CQE and WQE mismatch. > Prevent this by not allowing the MPRQ Rx queue stop. >=20 > Fixes: 161d103b23 ("net/mlx5: add queue start and stop") > Cc: stable@dpdk.org >=20 > Signed-off-by: Alexander Kozyrev Acked-by: Viacheslav Ovsiienko