From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8CADEC433DF for ; Tue, 14 Jul 2020 15:35:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6C1F0222B7 for ; Tue, 14 Jul 2020 15:35:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1594740937; bh=o03IaugiXuFQkpghN262MfmrETsK3WmVt5Q50CRSV8k=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=qzvdB5uRCrGCZnvK7Bn78eDPp7S0D9cNCqae22ZJeV8GUDDRaFfjwwmgK+ccfM1ZU N8u1c1gbWTMBePW+YR6le/NxQkwFtpmr7gAKakXxHCfssEQ7gSkyrCM/vW9/gEKYMJ fNLOsF+GDi72mzLryk4IQQ6TdXaczRHEMSEUAtwM= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726935AbgGNPfg (ORCPT ); Tue, 14 Jul 2020 11:35:36 -0400 Received: from mail.kernel.org ([198.145.29.99]:51598 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725955AbgGNPfg (ORCPT ); Tue, 14 Jul 2020 11:35:36 -0400 Received: from localhost (unknown [151.48.133.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 7740622285; Tue, 14 Jul 2020 15:35:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1594740936; bh=o03IaugiXuFQkpghN262MfmrETsK3WmVt5Q50CRSV8k=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=MVT1SCjWP9uQko93sI0x3BUC1mXfGYFF8PvmoWxpXjIMqYPBx4MHcOqjEcZ2VYS7D qlKtp11qD6Q7PxBJLHAW9qywJsmJpb6KdV7y0UPAG0gg6xXQWDdST4BtePuYXVeWIa 54xOVWjOysDmvuQJ0yERU5XzlFIaQeM0IpGC3OAc= Date: Tue, 14 Jul 2020 17:35:30 +0200 From: Lorenzo Bianconi To: Alexei Starovoitov Cc: Network Development , bpf , "David S. Miller" , Alexei Starovoitov , Jesper Dangaard Brouer , Daniel Borkmann , Toke =?iso-8859-1?Q?H=F8iland-J=F8rgensen?= , lorenzo.bianconi@redhat.com, David Ahern , Andrii Nakryiko Subject: Re: [PATCH v7 bpf-next 0/9] introduce support for XDP programs in CPUMAP Message-ID: <20200714153530.GC2174@localhost.localdomain> References: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="ZwgA9U+XZDXt4+m+" Content-Disposition: inline In-Reply-To: Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org --ZwgA9U+XZDXt4+m+ Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable > On Tue, Jul 14, 2020 at 6:56 AM Lorenzo Bianconi wro= te: > > > > Similar to what David Ahern proposed in [1] for DEVMAPs, introduce the > > capability to attach and run a XDP program to CPUMAP entries. > > The idea behind this feature is to add the possibility to define on whi= ch CPU > > run the eBPF program if the underlying hw does not support RSS. > > I respin patch 1/6 from a previous series sent by David [2]. > > The functionality has been tested on Marvell Espressobin, i40e and mlx5. > > Detailed tests results can be found here: > > https://github.com/xdp-project/xdp-project/blob/master/areas/cpumap/cpu= map04-map-xdp-prog.org > > > > Changes since v6: > > - rebase on top of bpf-next > > - move bpf_cpumap_val and bpf_prog in the first bpf_cpu_map_entry cache= -line >=20 > fyi. I'm waiting on Daniel to do one more look, since he commented in the= past. ack, thx. I have just figured out today that v6 is not applying anymore. Regards, Lorenzo --ZwgA9U+XZDXt4+m+ Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYIAB0WIQTquNwa3Txd3rGGn7Y6cBh0uS2trAUCXw3QwAAKCRA6cBh0uS2t rG57AQCh4qihBCUfdDrLKtK3vMEN8EJqe7nSNg7u8+MbmmqWhwD+MsoryLM4tWw8 p3AaSEzkpBX4NFJ0UyKUFCIL+gMyaAM= =6lDP -----END PGP SIGNATURE----- --ZwgA9U+XZDXt4+m+--