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From: Simon Horman <horms@kernel.org>
To: Alexander Lobakin <aleksander.lobakin@intel.com>
Cc: intel-wired-lan@lists.osuosl.org,
	Michal Kubiak <michal.kubiak@intel.com>,
	Maciej Fijalkowski <maciej.fijalkowski@intel.com>,
	Tony Nguyen <anthony.l.nguyen@intel.com>,
	Przemek Kitszel <przemyslaw.kitszel@intel.com>,
	Andrew Lunn <andrew+netdev@lunn.ch>,
	"David S. Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	Alexei Starovoitov <ast@kernel.org>,
	Daniel Borkmann <daniel@iogearbox.net>,
	nxne.cnse.osdt.itp.upstreaming@intel.com, bpf@vger.kernel.org,
	netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH iwl-next v5 00/13] idpf: add XDP support
Date: Wed, 27 Aug 2025 18:28:28 +0100	[thread overview]
Message-ID: <20250827172828.GP10519@horms.kernel.org> (raw)
In-Reply-To: <20250826155507.2138401-1-aleksander.lobakin@intel.com>

On Tue, Aug 26, 2025 at 05:54:54PM +0200, Alexander Lobakin wrote:
> Add XDP support (w/o XSk for now) to the idpf driver using the libeth_xdp
> sublib. All possible verdicts, .ndo_xdp_xmit(), multi-buffer etc. are here.
> In general, nothing outstanding comparing to ice, except performance --
> let's say, up to 2x for .ndo_xdp_xmit() on certain platforms and
> scenarios.
> idpf doesn't support VLAN Rx offload, so only the hash hint is
> available for now.
> 
> Patches 1-7 are prereqs, without which XDP would either not work at all or
> work slower/worse/...

Hi Alexander,

I'm wondering if you could give a hash that this patch-set applies to.
Or a branch where it has been applied.

I suspect it's terribly obvious how to do this, but I'm drawing a blank here.

Thanks!

  parent reply	other threads:[~2025-08-27 17:28 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-08-26 15:54 [PATCH iwl-next v5 00/13] idpf: add XDP support Alexander Lobakin
2025-08-26 15:54 ` [PATCH iwl-next v5 01/13] xdp, libeth: make the xdp_init_buff() micro-optimization generic Alexander Lobakin
     [not found]   ` <PH0PR11MB5013AB6B0FE10D9986EDC1909600A@PH0PR11MB5013.namprd11.prod.outlook.com>
2025-09-04 16:44     ` [Intel-wired-lan] " R, Ramu
2025-08-26 15:54 ` [PATCH iwl-next v5 02/13] idpf: fix Rx descriptor ready check barrier in splitq Alexander Lobakin
     [not found]   ` <PH0PR11MB501389C85BEE4E0550FCBD139600A@PH0PR11MB5013.namprd11.prod.outlook.com>
2025-09-04 16:43     ` [Intel-wired-lan] " R, Ramu
2025-08-26 15:54 ` [PATCH iwl-next v5 03/13] idpf: use a saner limit for default number of queues to allocate Alexander Lobakin
     [not found]   ` <PH0PR11MB5013FF9A3B773061512583C39600A@PH0PR11MB5013.namprd11.prod.outlook.com>
2025-09-04 16:42     ` [Intel-wired-lan] " R, Ramu
2025-08-26 15:54 ` [PATCH iwl-next v5 04/13] idpf: link NAPIs to queues Alexander Lobakin
     [not found]   ` <PH0PR11MB5013A0358A8D847F0E757A959600A@PH0PR11MB5013.namprd11.prod.outlook.com>
2025-09-04 16:38     ` [Intel-wired-lan] " R, Ramu
2025-08-26 15:54 ` [PATCH iwl-next v5 05/13] idpf: add 4-byte completion descriptor definition Alexander Lobakin
     [not found]   ` <PH0PR11MB501349FEDC2D158B29D2BA3F9600A@PH0PR11MB5013.namprd11.prod.outlook.com>
2025-09-04 16:37     ` [Intel-wired-lan] " R, Ramu
2025-08-26 15:55 ` [PATCH iwl-next v5 06/13] idpf: remove SW marker handling from NAPI Alexander Lobakin
     [not found]   ` <PH0PR11MB5013310C54F6A0098AC9F45F9600A@PH0PR11MB5013.namprd11.prod.outlook.com>
2025-09-04 16:33     ` [Intel-wired-lan] " R, Ramu
2025-08-26 15:55 ` [PATCH iwl-next v5 07/13] idpf: add support for nointerrupt queues Alexander Lobakin
     [not found]   ` <PH0PR11MB50137C213B5616331E5960399600A@PH0PR11MB5013.namprd11.prod.outlook.com>
2025-09-04 16:35     ` [Intel-wired-lan] " R, Ramu
2025-09-04 17:44     ` R, Ramu
2025-08-26 15:55 ` [PATCH iwl-next v5 08/13] idpf: prepare structures to support XDP Alexander Lobakin
     [not found]   ` <PH0PR11MB5013D0C085A90142820588F49600A@PH0PR11MB5013.namprd11.prod.outlook.com>
2025-09-04 16:28     ` [Intel-wired-lan] " R, Ramu
2025-08-26 15:55 ` [PATCH iwl-next v5 09/13] idpf: implement XDP_SETUP_PROG in ndo_bpf for splitq Alexander Lobakin
     [not found]   ` <PH0PR11MB5013593A9866105499C7ACC79600A@PH0PR11MB5013.namprd11.prod.outlook.com>
2025-09-04 16:23     ` [Intel-wired-lan] " R, Ramu
2025-08-26 15:55 ` [PATCH iwl-next v5 10/13] idpf: use generic functions to build xdp_buff and skb Alexander Lobakin
     [not found]   ` <PH0PR11MB50133F214C27D489B08EC0C79600A@PH0PR11MB5013.namprd11.prod.outlook.com>
2025-09-04 16:21     ` [Intel-wired-lan] " R, Ramu
2025-08-26 15:55 ` [PATCH iwl-next v5 11/13] idpf: add support for XDP on Rx Alexander Lobakin
     [not found]   ` <PH0PR11MB5013E983FC06BF5A751C1F4D9600A@PH0PR11MB5013.namprd11.prod.outlook.com>
2025-09-04 16:20     ` [Intel-wired-lan] " R, Ramu
2025-08-26 15:55 ` [PATCH iwl-next v5 12/13] idpf: add support for .ndo_xdp_xmit() Alexander Lobakin
     [not found]   ` <PH0PR11MB5013E23D4355463542468E3E9600A@PH0PR11MB5013.namprd11.prod.outlook.com>
2025-09-04 16:14     ` [Intel-wired-lan] " R, Ramu
2025-08-26 15:55 ` [PATCH iwl-next v5 13/13] idpf: add XDP RSS hash hint Alexander Lobakin
     [not found]   ` <PH0PR11MB5013AA7138C81ABCB5F95F0C9600A@PH0PR11MB5013.namprd11.prod.outlook.com>
2025-09-04 16:05     ` [Intel-wired-lan] " R, Ramu
2025-08-27 17:28 ` Simon Horman [this message]
2025-08-27 20:42   ` [PATCH iwl-next v5 00/13] idpf: add XDP support Tony Nguyen
2025-08-28 15:17   ` Alexander Lobakin

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