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Tue, 20 Aug 2024 09:41:02 +0000 Received: from DM4PR11MB6502.namprd11.prod.outlook.com ([fe80::21e4:2d98:c498:2d7a]) by DM4PR11MB6502.namprd11.prod.outlook.com ([fe80::21e4:2d98:c498:2d7a%7]) with mapi id 15.20.7897.014; Tue, 20 Aug 2024 09:41:01 +0000 Message-ID: <fd35f750-2774-4c17-82b9-2e295deef1b5@intel.com> Date: Tue, 20 Aug 2024 11:40:54 +0200 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 4/4] usertools/dpdk-devbind: print NUMA node To: Robin Jarry <rjarry@redhat.com>, <dev@dpdk.org> CC: <bruce.richardson@intel.com> References: <e51d00fea7c535404dda4d63e483639b13c48b2d.1723634354.git.anatoly.burakov@intel.com> <c2bf00195c2d43833a831a9cc9346b4606d6ea2e.1723810613.git.anatoly.burakov@intel.com> <D3JUUHQ22NO9.2R36YDZQUPGWS@redhat.com> <7dd3a055-d2ce-4dd9-b9df-ae95e69d4417@intel.com> <D3KMSINUEN3E.WL1B0KSNAJGZ@redhat.com> Content-Language: en-US From: "Burakov, Anatoly" <anatoly.burakov@intel.com> In-Reply-To: <D3KMSINUEN3E.WL1B0KSNAJGZ@redhat.com> Content-Type: text/plain; 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I can >> try though, if you think it's worth the effort? > > If you have better things to do. It is probably not worth the effort. > This script is partially redundant with driverctl: > > https://gitlab.com/driverctl/driverctl > > I guess we cannot completely get rid of it but it is also OK not to > invest too much into it :) > I have heard about driverctl for a long time in context of devbind, and I quickly tried it out just now, and IMO while the *functionality* is there, the usability of devbind is IMO far more friendly: - it filters by device types that are of interest to us (driverctl just lists all pci devices) - it prints out user-friendly names, not just PCI addresses - it lists loaded drivers, but not alternatives etc. like devbind does - I didn't test this, but I suspect it would allow overriding driver for an active NIC - after my changes, devbind displays NUMA socket, driverctl doesn't :) What we maybe can do for e.g. next release (currently I do have better things to do if I can help it), is to make devbind a wrapper around driverctl? This way, we can still keep the usability bells and whistles we have, but drop the driver overriding code and leave it to driverctl? It seems like that would be a good compromise, with the only downside being that we'll depend on driverctl being installed. -- Thanks, Anatoly