From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 4791A43BAE; Fri, 1 Mar 2024 00:39:27 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 2FFEB42FC3; Fri, 1 Mar 2024 00:39:27 +0100 (CET) Received: from mail-pl1-f172.google.com (mail-pl1-f172.google.com [209.85.214.172]) by mails.dpdk.org (Postfix) with ESMTP id 16DDC42F7B for ; Fri, 1 Mar 2024 00:39:25 +0100 (CET) Received: by mail-pl1-f172.google.com with SMTP id d9443c01a7336-1dc0e5b223eso14689855ad.1 for ; Thu, 29 Feb 2024 15:39:25 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=networkplumber-org.20230601.gappssmtp.com; s=20230601; t=1709249965; x=1709854765; darn=dpdk.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:subject:cc:to:from:date:from:to:cc:subject:date :message-id:reply-to; bh=m4xCc42CyTZyIBAC6LayZqkxxvEmeeenW9fiEINS2vs=; b=k7UupKXCi6CBE8+jOp/Sdhtnl2os3JkszXO+wM0ahQeyeG5bHJo4B789EzurBKfhWh PWGFztuRmuXUrfaGkMi+X5SSzmmeMB36FAFTAvFWTKeS3GCFabRZhdZX1QpTTGY+lmoe 7RFSRAG6T0LrEdQfzu2yVOHUlr5fjwvnW5qfu3PRHvEpM9KaANDMhJVgh1SB9Bq3c6g0 ZtSf+5LfIb8do86Z0tSZ0b0wrhFJVqOpSEjP+sIT8JAtrLhDMgXcd1gNdTn133oS49Ec FAFFuVterJBpO1DOAxQvjqQQjsN6yX2D9K37QVn9B7sBLvtgGM1sRQbLlkRLq7+gWBTK L+5A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1709249965; x=1709854765; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:subject:cc:to:from:date:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=m4xCc42CyTZyIBAC6LayZqkxxvEmeeenW9fiEINS2vs=; b=adizN4/3mpBYhecdYwVhsG5QEjx716Db+3aNCjNoU6qlWJ+M+EFrzlEUUx/ARRMoih NivqCUQqDHvCAYHVxyBAM2ungGXYHqhu/fiaaLziFBa5UvLHu/aod8KXmMngXCLc0kcu 9rgxc6QRyum5PeyMlAPtcSgXYKWw0nnJkspov6+ymUec2N7WAhzvDOArPC8O82G+2FIG cPmf2jukdtLy11NoRQVmxtMRsaugQ2xF8tIybokexnr71g3TpEQfcdQPzMsI8fEaomHU g6cMhJmdlkHpO9T+f2SYM4azEZNUUMQUDOSlB0csslD7quEJFHURJphhcJM2H6+BZetL ZWEA== X-Gm-Message-State: AOJu0Yx4SIwPEBuVfjAVFqG6ZCB/Q3vS+XUosk0eIX84pUpJwIGyGmdY /+OLxmxPcACU0AYmL/IVUjcno/TNOCZFrJX7j21jsDMAtsuy8tpKzg14kE+HzMQ= X-Google-Smtp-Source: AGHT+IGNnPTikeRlnRpXC076rMeqojMn906rn7g0kbnORPWAk3qZVcVCqSwodxRhgaWyf9WTrDllaQ== X-Received: by 2002:a17:902:c952:b0:1dc:a84b:e93b with SMTP id i18-20020a170902c95200b001dca84be93bmr58937pla.4.1709249965116; Thu, 29 Feb 2024 15:39:25 -0800 (PST) Received: from hermes.local (204-195-123-141.wavecable.com. [204.195.123.141]) by smtp.gmail.com with ESMTPSA id w16-20020a170902e89000b001dcd041dfd3sm2078055plg.7.2024.02.29.15.39.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 29 Feb 2024 15:39:24 -0800 (PST) Date: Thu, 29 Feb 2024 15:39:23 -0800 From: Stephen Hemminger To: Ferruh Yigit Cc: dev@dpdk.org, Luca Boccassi Subject: Re: [PATCH v4 4/7] net/tap: rewrite the RSS BPF program Message-ID: <20240229153923.6de6390e@hermes.local> In-Reply-To: <519644f4-cba9-46ba-a50c-51a7d1b4a79c@amd.com> References: <20240130034925.44869-1-stephen@networkplumber.org> <20240208190827.332368-1-stephen@networkplumber.org> <20240208190827.332368-5-stephen@networkplumber.org> <20240209180948.1fc905ee@hermes.local> <519644f4-cba9-46ba-a50c-51a7d1b4a79c@amd.com> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org On Wed, 28 Feb 2024 17:27:31 +0000 Ferruh Yigit wrote: > > > > shemminger@ubuntu-22-04:~/dpdk$ sudo apt install libbpf-dev bpftool > > Reading package lists... Done > > Building dependency tree... Done > > Reading state information... Done > > Package bpftool is a virtual package provided by: > > linux-nvidia-6.2-tools-common 6.2.0-1003.3~22.04.1 > > linux-lowlatency-hwe-6.5-tools-common 6.5.0-17.17.1.1.1~22.04.1 > > linux-hwe-6.5-tools-common 6.5.0-17.17~22.04.1 > > linux-hwe-6.2-tools-common 6.2.0-39.40~22.04.1 > > You should explicitly select one to install. > > > > I can make it work but it can hit others too, we need something that > detects this condition and disables tap/bpf. The meson rule checks for bpftool and when it doesn't find a working version it skips building the BPF RSS stuff.