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charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: DM5PR11MB1787.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 11f66181-1758-4bd3-9acd-08dadd77c970 X-MS-Exchange-CrossTenant-originalarrivaltime: 14 Dec 2022 02:06:17.6480 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 46c98d88-e344-4ed4-8496-4ed7712e255d X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: MhJHeLLvlcBTKmrzY39GSnZIE5xZGPC5gghPScejmCTLrmrvGjwTsuIxGKFq/hQw90DonGPvQybs+Mr7+aqQPw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA1PR11MB7247 X-OriginatorOrg: intel.com 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: Michal Schmidt > Sent: Thursday, December 8, 2022 8:19 PM > To: dev@dpdk.org > Cc: Richardson, Bruce ; Wu, Jingjing > ; Xing, Beilei ; Wang, Haiy= ue > > Subject: [PATCH] net/iavf: fix mbuf VLAN offload flags in the L2TAG2 path= with > AVX2 >=20 > It has been observed that mbufs of some received VLAN packets had the VLA= N > tag correctly set in vlan_tci, but ol_flags were missing the VLAN-indicat= ing > flags. >=20 > _mm256_shuffle_epi8 operates as two independent 128-bit operations, not a= s > a single 256-bit operation. To have the RTE_MBUF_F_RX_VLAN* flags reflect= ed > in the resulting vlan_flags for all 8 rx descriptors, the input l2tag2_fl= ags_shuf > must contain the required pattern in both 128-bit halves. >=20 > Fixes: 3a1aca384d3a ("net/iavf: fix VLAN tag extraction handling") >=20 > Signed-off-by: Michal Schmidt Acked-by: Wenzhuo Lu