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Thu, 17 Sep 2020 01:29:28 +0000 From: "Lu, Wenzhuo" To: "Wang, Haiyue" , "dev@dpdk.org" CC: "Richardson, Bruce" , "Rong, Leyi" Thread-Topic: [dpdk-dev] [PATCH 3/3] net/iavf: enable AVX512 for TX Thread-Index: AQHWhzebWM15zs8s70Kh/Yjtbzkw9alo7XsAgAMn5GA= Date: Thu, 17 Sep 2020 01:29:27 +0000 Message-ID: References: <1599717545-106571-1-git-send-email-wenzhuo.lu@intel.com> <1599717545-106571-4-git-send-email-wenzhuo.lu@intel.com> In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: intel.com; dkim=none (message not signed) header.d=none;intel.com; dmarc=none action=none header.from=intel.com; x-originating-ip: [192.198.147.206] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: d581d5ad-72cd-450d-6486-08d85aa91e8d x-ms-traffictypediagnostic: BYAPR11MB2823: x-ld-processed: 46c98d88-e344-4ed4-8496-4ed7712e255d,ExtAddr x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:4941; 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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: BYAPR11MB3493.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: d581d5ad-72cd-450d-6486-08d85aa91e8d X-MS-Exchange-CrossTenant-originalarrivaltime: 17 Sep 2020 01:29:28.0171 (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: ZfZkVUZdDuGUaJzXZPf+Y4nIRkNfyW9uTorZScD1o4jfqang/nflxrCiSm6PaswyWp0hxDGtCeA+OXqM2zKYHA== X-MS-Exchange-Transport-CrossTenantHeadersStamped: BYAPR11MB2823 X-OriginatorOrg: intel.com Subject: Re: [dpdk-dev] [PATCH 3/3] net/iavf: enable AVX512 for TX 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: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Hi Haiyue, > -----Original Message----- > From: Wang, Haiyue > Sent: Tuesday, September 15, 2020 9:17 AM > To: Lu, Wenzhuo ; dev@dpdk.org > Cc: Lu, Wenzhuo ; Richardson, Bruce > ; Rong, Leyi > Subject: RE: [dpdk-dev] [PATCH 3/3] net/iavf: enable AVX512 for TX >=20 > > -----Original Message----- > > From: dev On Behalf Of Wenzhuo Lu > > Sent: Thursday, September 10, 2020 13:59 > > To: dev@dpdk.org > > Cc: Lu, Wenzhuo ; Richardson, Bruce > > ; Rong, Leyi > > Subject: [dpdk-dev] [PATCH 3/3] net/iavf: enable AVX512 for TX > > > > To enhance the per-core performance, this patch adds some AVX512 > > instructions to the data path to handle the TX descriptors. > > > > Signed-off-by: Wenzhuo Lu > > Signed-off-by: Bruce Richardson > > Signed-off-by: Leyi Rong > > --- > > doc/guides/rel_notes/release_20_11.rst | 3 + > > drivers/net/iavf/iavf_ethdev.c | 3 +- > > drivers/net/iavf/iavf_rxtx.c | 32 +++- > > drivers/net/iavf/iavf_rxtx.h | 7 + > > drivers/net/iavf/iavf_rxtx_vec_avx512.c | 301 > > ++++++++++++++++++++++++++++++++ > > 5 files changed, 338 insertions(+), 8 deletions(-) > > >=20 >=20 > > + __m512i desc4 =3D > > + _mm512_set_epi64 > > + ((uint64_t)pkt[3]->data_len, > > + pkt[3]->buf_physaddr, >=20 > 'buf_physaddr' will be remove in 20.11, we need to use 'buf_iova' instead= . Thanks for the reminder. Will change it in V2.