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Miller" , Jakub Kicinski , Eric Dumazet , Antoine Tenart , Wei Wang , Taehee Yoo , Alexander Lobakin , netdev@vger.kernel.org, Giuseppe Cavallaro , Alexandre Torgue , Jose Abreu , Maxime Coquelin , Joakim Zhang , sebastien.laveze@oss.nxp.com Cc: Yannick Vignon Subject: [RFC PATCH net-next v1 0/2] Threaded NAPI configurability Date: Thu, 6 May 2021 19:20:19 +0200 Message-Id: <20210506172021.7327-1-yannick.vignon@oss.nxp.com> X-Mailer: git-send-email 2.17.1 Content-Type: text/plain X-Originating-IP: [81.1.10.98] X-ClientProxiedBy: AM3PR07CA0129.eurprd07.prod.outlook.com (2603:10a6:207:8::15) To DU2PR04MB8807.eurprd04.prod.outlook.com (2603:10a6:10:2e2::23) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from sopdpuats09.ea.freescale.net (81.1.10.98) by AM3PR07CA0129.eurprd07.prod.outlook.com (2603:10a6:207:8::15) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4129.9 via Frontend Transport; Thu, 6 May 2021 17:20:44 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 214d6f20-5e6b-4fbf-0577-08d910b3485a X-MS-TrafficTypeDiagnostic: DU2PR04MB8581: X-MS-Exchange-SharedMailbox-RoutingAgent-Processed: True X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:8273; 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X-MS-Exchange-AntiSpam-MessageData: =?us-ascii?Q?JxiMoa3sMB4hXG5vViaFHAJTc3Zlr/7dA+p9GDYs3Vwa6PQg7kJBIdBbvKan?= =?us-ascii?Q?4Z8kEBsP0nxFGvjOqaI1gWJ1OI4KBVwsz8fwHy3DjdKPkaGWZw2bJvrs/wHx?= =?us-ascii?Q?uKZ+iFE9cNh2f6sGjfDDwEFJ46IkMTwY32VyWnfOPUpjn2pzr+XYhpF3oDx9?= =?us-ascii?Q?Xwq7rSImNthNlUvt35bg5xKVAGiGSjN8zjY3QnpzN+fdlHDH2ctEOx5y2ajx?= =?us-ascii?Q?SgUCAj+fq5Hv+pJ5HvpNS4iRQsaXlQX3gvK91havIJu6VkBRfuYIkWb8D3mg?= =?us-ascii?Q?eyzXppSK0fYk8K3SUpVHMfwD/fD6jHripG/e0/fwGY05j5dCtVn+M7T+Ze9e?= =?us-ascii?Q?8G97lQZ/vMgM/5JMkLVafb0CDNZHReWrhp8eXCpqMAff/BgL5M4y4zjP4kSA?= =?us-ascii?Q?aN4qAmANvW5U7Kq6Xyl3ukJh41EtXCMrQ1+CO6qNln0gSCGnX2mpgp7/e525?= =?us-ascii?Q?ztWbLWT56u3Rlr3eXRhPmm0V90EMqdUZntT4QDhkg/2nnoNv0z3vzv8sEiax?= =?us-ascii?Q?S9lD/GCz1fwozfvfq2zDex1M2E9EBZBimeteFFMxz5YbrD9dSMn5UZ1JG/gD?= =?us-ascii?Q?O8kkKmlv8ciJot53MhCzG6pHzu//NYQ9guXXgikddD5AxvADixVGmkeQ21zu?= =?us-ascii?Q?xTUG3bUD8Omy+vcGhi+nH7kdWq43bCxyjQ4M0eXVPH5r3KQabyI+Ifm0PR33?= =?us-ascii?Q?S1gST/JfnL4sgUQiLQtPLPMQuU7FzCsU9le+U1fBvA2lOfsa3rtoDMMGjQgW?= =?us-ascii?Q?z7ODI3iLSzp87eT6MdvVYs67u5LBGiRyCC/s7X7rMThyKq22zL5agCHJG7Tg?= =?us-ascii?Q?8dpTxqK1eGH3bn7M5c28/D3OV4siHIKlaeSTRu/s1+hGqocfn7TaFkpgR1EJ?= =?us-ascii?Q?pUyEuq/iT9t0Vi7qDEGt0JT+uXIor1cjHW2sFUQ+8UE8SJBNsZAtfYoZJrnT?= =?us-ascii?Q?8HTTtlIG0pllNIiELrh/Z0SV1xwrjX5NRMvf3+oxaEo5MGuxzWflZglkt3wL?= =?us-ascii?Q?VTJS3gec8IwdHg/buj/xdivobN6wePwha4536a9hsexdBOd+Ymos+nE2UiVY?= =?us-ascii?Q?UU/8PRUDadYmcIETM/YVNLQLJuJv47Ga9bvKfuR5xgaJ+arit/eTwexnmNNP?= =?us-ascii?Q?r2o1/7SrCtGMTBDukXsfHjTeivuM4aWYiIA/d0oeOe+3kBhpSyLb0IzqB8vA?= =?us-ascii?Q?TQYZUY5xO65uofI0o6W4kWLDT/jPLUvvKRjBPWjq1MxgdLIqQYRrLDrO5bZ0?= =?us-ascii?Q?DRylTYTpF3USJ+lLGdeocQ6g7ouC9lQm0t8pEgLHpdXzVW0hdIIgcrbEFdpm?= =?us-ascii?Q?R3KKycXuxiu/Hw/fPnZVdxAY?= X-OriginatorOrg: oss.nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 214d6f20-5e6b-4fbf-0577-08d910b3485a X-MS-Exchange-CrossTenant-AuthSource: DU2PR04MB8807.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 06 May 2021 17:20:45.0915 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: zMuH1if2owqcWtIHnn8TZQg6/QrXbBTZfopAWaU44ZYEUEznAJEFrwEahpB8fN9k4sZJY17z6MuPdvHVfCwGtg== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DU2PR04MB8581 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Yannick Vignon The purpose of these 2 patches is to be able to configure the scheduling properties (e.g. affinity, priority...) of the NAPI threads more easily at run-time, based on the hardware queues each thread is handling. The main goal is really to expose which thread does what, as the current naming doesn't exactly make that clear. Posting this as an RFC in case people have different opinions on how to do that. Yannick Vignon (2): net: add name field to napi struct net: stmmac: use specific name for each NAPI instance .../net/ethernet/stmicro/stmmac/stmmac_main.c | 21 ++++++---- include/linux/netdevice.h | 42 ++++++++++++++++++- net/core/dev.c | 20 +++++++-- 3 files changed, 69 insertions(+), 14 deletions(-) -- 2.17.1