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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?fJ3vPBVKrGigNLkegN/O6URt+Ju3GXh7cku/LabhrKL7vAFL2tv5QN2kVQ1o?= =?us-ascii?Q?QiAeWHUPXlMs+VXBdWNIQy2kloWWXSUYaE9VXG4u6SwfQfvSVAnPLd938xTF?= =?us-ascii?Q?HdpOSWPf6+rakMnk4avFEv0YeeND7z/1ZTbuIYS/VO4qoL3JcPY1UUqEyJCV?= =?us-ascii?Q?w7zgTZv0B2AgWVRL5PyqdxKmiVKp7qbVTmiGPXUokTq65fYC1Rt1wzC7fYgL?= =?us-ascii?Q?kFP+ElMu7GELDqPEaiPkXNafahi2Sv2Il2B4t/1nLN0WQH8m1RHPNCpmONyO?= =?us-ascii?Q?gLV3UWeTxSP5aHpBjXEFtKlHK28xlUf5FG/4qQPTACoo8IAbaH4VuugqzAU5?= =?us-ascii?Q?gHbnnIYtpzyxcrBy7vAJ2J7oV4VA8yeBv7jW8RMAewqMPLhUCY2MjGp6Sw/Y?= =?us-ascii?Q?en2wSBUrbMrRdxfuj1YkmfJt5xD/btBRSKc1Qpkr+g8eZDaWfRM1i/y9umUf?= =?us-ascii?Q?RTReqcIuxf68rZzS3bBZQw2QWtkakWCRChEgkir+5xfehMVn9hjEMauFRi/M?= =?us-ascii?Q?SWLjgLKQsypVqXKKNsdSMUBW51HiJ9yzXT3HBqjLRxNgV+A6J8FCRiRcHrW6?= =?us-ascii?Q?6HravRNrCYEAWNw/KR9BpODWjzR7hikwsYSKekqU4trBhAPy6zNT8ZWV3hMr?= =?us-ascii?Q?1vCk7thALwl1zAW0ZyF2TRVo68MHQJYMMYROfL85N8YPc2TMpmpPm72Qke9B?= =?us-ascii?Q?7B5LAxWPOH3a0zbRZfE4kAT0G3OgNJUDZXoXxoZSVGN0kIV7jX5o3G1XIqub?= =?us-ascii?Q?/F/ARTe2aBtgT+FBL++T8ksbvxEkumzlMWPjmQ9u3+0uBzVgMYRXIa925/FE?= =?us-ascii?Q?K+EMWGc1+Dnu7DPyf0M+OzxxMoYnAlJD7uLWnRm9seeMy/NR3spDt0vTMmZY?= =?us-ascii?Q?wF3YIchjr69mbOvNVt8KDcEcGkS5NkzxV/AyipnC/O4RX4I8d96HVo7g2Ye2?= =?us-ascii?Q?zy1eBual0d7KIAqrCKuSChtHsHh5swpX7wsEvckEVhY8bRKL1VCiJenM7pek?= =?us-ascii?Q?7gXSTFv5SYh3fy37yL5PDo5YFUUeD4hCEYELJqdIvrTHntt5NUAeEKiddND4?= =?us-ascii?Q?vJxoRCaqfzkMSchF+FwxHiGKLSB0GFoWQRTZe0zEOBw3uI6JtqNNQW3XCPMB?= =?us-ascii?Q?8E5d3wFOBFWxIlqJ92ZSiBgH4n6AQWyCH9Nk1ZLCuWhGC32BtndEPU4zN+6p?= =?us-ascii?Q?w3yFwKFBnD79cCmp1bsc/YhhI07mTnkbfJRL0gIved6gAKq017GPIvbH81J3?= =?us-ascii?Q?XSHXGAkPkVY7cUmw8blBC0+5ej5KJUwMGfCBTpNx0SL/B+T0Yizql3WNkCXx?= =?us-ascii?Q?LYn4+lGduhGL8PrpdPwZMmrDJcloLyTPQwppNijBuxlHDqIlhvQisvTnmMk2?= =?us-ascii?Q?WsWv6fJ79AuNV013q0btpeEXDtrwKjKPs4MGWNaeCfBOpqsR/0Mva3paPeTT?= =?us-ascii?Q?a8aSuX2+/rIfe877JiRKxa/+Vpfe7W/J/fb+VjqlAWwu3DAXSnUrj/uB3DeB?= =?us-ascii?Q?2DMQ2loE9yCT7uDmB7QGh59j20k104wQB2pPtgR5yoEN+N+IIoAJAkBx/skx?= =?us-ascii?Q?Pf1oGKOxVfDoiGiZDP0=3D?= X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-Network-Message-Id: ee5b9f68-458f-40b0-7a53-08dd3026175b X-MS-Exchange-CrossTenant-AuthSource: CH3PR12MB8659.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 08 Jan 2025 20:50:31.6627 (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: 8zrQowy2tISohMJcwzDO5+KuYbfWoF6fMpyEM8fqxMK9dMtJmWj1VOzam32aFtJu X-MS-Exchange-Transport-CrossTenantHeadersStamped: DS0PR12MB7948 On Wed, Jan 08, 2025 at 01:59:35PM -0600, Jeremy Linton wrote: > I'm under the impression this is a similar problem to cpu/irq/numa affinity > where the driver/subsystem should be making the choice, but the user is > provided the opportunity to override the defaults if they think there is > benefit in their environment. Which I think has been proven to have been a mistake. Instead over overriding irq affinity though proc/irq under the covers of the driver and hoping for the best the driver itself should have the opportinuty to set the affinity for its objects directly. Lets us not repeat this mistake with steering tag. The driver should always be involved in this stuff, if you want it to work with DPDK then go through the kernel driver that DPDK is running on top of (VFIO or RDMA) Jason