From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2946614D45D for ; Thu, 11 Apr 2024 14:07:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.129.124 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712844464; cv=none; b=RjmsExctkU0Tm/bQFTEvm9Zdhq4HJVwRFJg2dK3J4aXETqTuc2fbWD/lG9BIut8/U5UCZ0scKbPFE20KbgPaJKCIq7wp2y5YuTg6KDjif8KX01MHnRWRcrsFfUglBhw0UmuZSYWGNr4iDfYyzoDERBW4mEeM0wqtVuvDS5TgERc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712844464; c=relaxed/simple; bh=/p0kaDsFnXm3FyunvqOjb7AA5Mj+vx4qvrekvtyoWgU=; h=Message-ID:Subject:From:To:Cc:Date:In-Reply-To:References: Content-Type:MIME-Version; b=h5dH4DFJaOGaXEGzygL/981ifhFqC0OdLzWiZfA/Zml+rWAt0pjalWfbPwSYNeZ2AsnsHptkfFTtU8p9JYF7Naa/7INQhDOYr68Ae+B6t9mhamOUqT7pYue+FLJ3ImoucWNj5OPcWNrPl2TiV1Vq/ip3zFZ7+/0eYxp6ZEWfRJQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=redhat.com; spf=pass smtp.mailfrom=redhat.com; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b=HI16myGX; arc=none smtp.client-ip=170.10.129.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=redhat.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=redhat.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="HI16myGX" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1712844462; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:autocrypt:autocrypt; bh=/p0kaDsFnXm3FyunvqOjb7AA5Mj+vx4qvrekvtyoWgU=; b=HI16myGXKmymGbVA9dGa5HogqljZkXq2aeCF3edSSf4Ir8XkGYRHcixH2HBjbXdxfh80r7 QPREUdvNBRAD/fVeVtUsV6epFykBiqJ2HPFzN71afiBNcEEVJ/4mhwYzfv8+w0Xk+kuKKE f7FoqMGDLpSX4I9bt301sxtmWAVLre4= Received: from mail-wr1-f70.google.com (mail-wr1-f70.google.com [209.85.221.70]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-487-g7YjJ5fINZa7DGymYkdVcA-1; Thu, 11 Apr 2024 10:07:40 -0400 X-MC-Unique: g7YjJ5fINZa7DGymYkdVcA-1 Received: by mail-wr1-f70.google.com with SMTP id ffacd0b85a97d-343eb7d0e0eso1901524f8f.1 for ; Thu, 11 Apr 2024 07:07:40 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1712844459; x=1713449259; h=mime-version:user-agent:content-transfer-encoding:autocrypt :references:in-reply-to:date:cc:to:from:subject:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=/p0kaDsFnXm3FyunvqOjb7AA5Mj+vx4qvrekvtyoWgU=; b=wqd628EtNx5QrUfKsUyf7Y1muhJ0b4aJKRSEfjl/oBkg/8kcuU1XsmPr9EFBz7060n mc/LOf4rqGI1ZUL55o8pw8+TbZ55xhWDaAQSm3q0AnS0n6Fu5vHhE6c4U1G2/anwxsIC 6l2indtl/NhpSx76QCcI85WlCa+5+IDytV42dZDqDfFsl5ySODFZuB8rrbC0QCJJkPR/ AJDZuXbXIIQxowqwwwH5ZO+ZLwc4jCs4mSENG27FV6+8AWZdql92razJvEf8toMK1Mn7 oCbtjeMK+AInrGTAzT7PAYUDcjJ34yrWvzrK+wy8Pj2qXee9eAc6qMvx4vBFiA+vWrDe qqrQ== X-Forwarded-Encrypted: i=1; AJvYcCUIFg8zTCU8ZaFa6lj3FufKyRE7EYaxC4fQRUACSgv8Ve+NnsryviCjxTCiAW2gulTsLSC54AIN0jPrcR/EckMSj3oCVrm5 X-Gm-Message-State: AOJu0Yw8zbT6y4k1AC3I1oOiP5aRu14cpHRtnmLviMYNIpVOS98O8tUK g9VXI9NqwL2R0Xv+qwPzk8HxidxQCx5AmuJaypsjPNpzdIIzMYD38SYlG3jjlMUo0rdxE/RPXQ4 ylMQ/13lo/KQUbp0R16kl+k7o/mQAUUi5z9eLeRrSjAw4O83nt2Jsaw== X-Received: by 2002:adf:eac8:0:b0:346:b531:dbb9 with SMTP id o8-20020adfeac8000000b00346b531dbb9mr1502048wrn.1.1712844459599; Thu, 11 Apr 2024 07:07:39 -0700 (PDT) X-Google-Smtp-Source: AGHT+IEK7RvBvBVBVp/CZHiBk89+evBxS6xjG2NUBls7q8SYIpex6Pe/KFsq3nflPT9D1B5PSvXl3Q== X-Received: by 2002:adf:eac8:0:b0:346:b531:dbb9 with SMTP id o8-20020adfeac8000000b00346b531dbb9mr1502013wrn.1.1712844459231; Thu, 11 Apr 2024 07:07:39 -0700 (PDT) Received: from gerbillo.redhat.com (146-241-235-217.dyn.eolo.it. [146.241.235.217]) by smtp.gmail.com with ESMTPSA id z11-20020a5d44cb000000b00345920fcb45sm1875479wrr.13.2024.04.11.07.07.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 11 Apr 2024 07:07:38 -0700 (PDT) Message-ID: <41736ea4e81666e911fee5b880d9430ffffa9a58.camel@redhat.com> Subject: Re: [PATCH net-next v16 00/15] Introducing P4TC (series 1) From: Paolo Abeni To: Jamal Hadi Salim , netdev@vger.kernel.org Cc: deb.chatterjee@intel.com, anjali.singhai@intel.com, namrata.limaye@intel.com, tom@sipanda.io, mleitner@redhat.com, Mahesh.Shirshyad@amd.com, tomasz.osinski@intel.com, jiri@resnulli.us, xiyou.wangcong@gmail.com, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, vladbu@nvidia.com, horms@kernel.org, khalidm@nvidia.com, toke@redhat.com, victor@mojatatu.com, pctammela@mojatatu.com, Vipin.Jain@amd.com, dan.daly@intel.com, andy.fingerhut@gmail.com, chris.sommers@keysight.com, mattyk@nvidia.com, bpf@vger.kernel.org Date: Thu, 11 Apr 2024 16:07:36 +0200 In-Reply-To: <20240410140141.495384-1-jhs@mojatatu.com> References: <20240410140141.495384-1-jhs@mojatatu.com> Autocrypt: addr=pabeni@redhat.com; prefer-encrypt=mutual; keydata=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 7ZxN9ZsDL38qVIuFkSpgMZCiUHdxBC11J8nbBSLlpnc924UAyr5XrGA99 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 iWjoCy8L35zPqR5TV+f5WR5hTVCqmLHSgm1jxwKhPg9L+GfuE4d0SWd84y 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 sD2W1U7eyLdm/jCgticGDsRtweytsgCSYfbz0gdgUuL3EBYN3JLbAU+UZpy v/fyD4cHDWaizNy/KmOI6FFjvVh4LRCpGTGDVPHsQXaqvzUybaMb7HSfmBBzZqqfVbq9n5FqPjAgD2lJ0rkzb9XnVXHgr6bmMRlaTlBMAEQEAAYkCNgQYAQgAIBYhBINQI6gu+8G3S19i2ykkeY3MjxOkBQJiEog1AhsMAAoJECkkeY3MjxOkY1YQAKdGjHyIdOWSjM8DPLdGJaPgJdugHZowaoyCxffilMGXqc8axBtmYjUIoXurpl+f+a7S0tQhXjGUt09zKlNXxGcebL5TEPFqgJTHN/77ayLslMTtZVYHE2FiIxkvW48yDjZUlefmphGpfpoXe4nRBNto1mMB9Pb9vR47EjNBZCtWWbwJTIEUwHP2Z5fV9nMx9Zw2BhwrfnODnzI8xRWVqk7/5R+FJvl7s3nY4F+svKGD9QHYmxfd8Gx42PZc/qkeCjUORaOf1fsYyChTtJI4iNm6iWbD9HK5LTMzwl0n0lL7CEsBsCJ97i2swm1DQiY1ZJ95G2Nz5PjNRSiymIw9/neTvUT8VJJhzRl3Nb/EmO/qeahfiG7zTpqSn2dEl+AwbcwQrbAhTPzuHIcoLZYV0xDWzAibUnn7pSrQKja+b8kHD9WF+m7dPlRVY7soqEYXylyCOXr5516upH8vVBmqweCIxXSWqPAhQq8d3hB/Ww2A0H0PBTN1REVw8pRLNApEA7C2nX6RW0XmA53PIQvAP0EAakWsqHoKZ5WdpeOcH9iVlUQhRgemQSkhfNaP9LqR1XKujlTuUTpoyT3xwAzkmSxN1nABoutHEO/N87fpIbpbZaIdinF7b9srwUvDOKsywfs5HMiUZhLKoZzCcU/AEFjQsPTATACGsWf3JYPnWxL9 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.50.4 (3.50.4-1.fc39) Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 On Wed, 2024-04-10 at 10:01 -0400, Jamal Hadi Salim wrote: > The only change that v16 makes is to add a nack to patch 14 on kfuncs > from Daniel and John. We strongly disagree with the nack; unfortunately I > have to rehash whats already in the cover letter and has been discussed o= ver > and over and over again: I feel bad asking, but I have to, since all options I have here are IMHO quite sub-optimal. How bad would be dropping patch 14 and reworking the rest with alternative s/w datapath? (I guess restoring it from oldest revision of this series). Paolo