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 C886743D27 for ; Sat, 23 Mar 2024 00:32:23 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 7B21C402BD; Sat, 23 Mar 2024 00:32:23 +0100 (CET) Received: from mail-pg1-f174.google.com (mail-pg1-f174.google.com [209.85.215.174]) by mails.dpdk.org (Postfix) with ESMTP id 9FE5740279 for ; Sat, 23 Mar 2024 00:32:22 +0100 (CET) Received: by mail-pg1-f174.google.com with SMTP id 41be03b00d2f7-5cedfc32250so1666799a12.0 for ; Fri, 22 Mar 2024 16:32:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=networkplumber-org.20230601.gappssmtp.com; s=20230601; t=1711150341; x=1711755141; 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=UYldXgBuUal93OkcH2/IRBPIuNIj5HuCBiqe0xNI15M=; b=tjuymVAXFhPhkJakbzOiSBWeWF6+hnKOUbffWuM2yrRps1FEsq3Og0TGbX4YxPkdF/ BETbOn1JWbnllppzxSYOg/W80S7uq9CoukyOrxvbXkAm6EeL/PEmjI413w31AfxumROc eDOEyeHvUwautjoFWV5Lj4Z0SmHN59BU8otThmxvPPVEhOhLPSIMHZ3lFmztZW1L2vD7 GGG1qoe7OqbZ92REjJmLb1GYjbjVNr8t7gAnCJrK42E7tOg84ieJgC/qZfToJJjiJeXP 9KSK5cXBRRFb+uzrJePY0wGZdnACM9AbYxVbwtZbhbCA+EeOTuDI2D2kGCq6MeK+nx5D ExOg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1711150341; x=1711755141; 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=UYldXgBuUal93OkcH2/IRBPIuNIj5HuCBiqe0xNI15M=; b=xFE+vKSkLQKzmt7v+HOrNlHHaOYjtwtHPzUC3Yqgd5y9sFMDhx+/2a3wMIHfKumu37 B0YNKXdmL/l7JLn5kEveGEBRquHiXfPC4AQQMugsOYe55fWBtcO2IBLLKVs+hVAYIoZM 39Mv8ReRSEG1LMrKgYsdArY/9zih0tmna2jb4e4Dlul0/0B9oNZMYCBQLcpQ2BQDRpN/ BtTiTNaDQPfWj4v4B92PeL9Flz/vJoe+Olv5g3HwdRAw5mZGkMlcS3vL+xYjmgAx9voO gj46bzZYS54D75h6+m3oGLmWYr5IUjMxfqRFO/E3Ks5sgEy2lNCrGtrdGgVIh8twqg8p eOCg== X-Gm-Message-State: AOJu0YwDTBuPnZAnIbU8AvU4pEDinCIR+i6gSYz6Ss+l7uCUGwHQCS6z Rmuha7OUt0iqLiKUuN0/DCzHl+myqP/ZRUlv0SfTBL7/Nf49TChFALfEiij7+w0= X-Google-Smtp-Source: AGHT+IEbtSlfhv5FraY7uvkA9ydn/QhyBsFuWClkEEg8b4kCfq6MBUFFNq6P70t5ccaR2dB/oQZr1A== X-Received: by 2002:a05:6a21:3293:b0:1a3:638f:4fbe with SMTP id yt19-20020a056a21329300b001a3638f4fbemr1241015pzb.42.1711150341649; Fri, 22 Mar 2024 16:32:21 -0700 (PDT) Received: from hermes.local (204-195-123-203.wavecable.com. [204.195.123.203]) by smtp.gmail.com with ESMTPSA id ju9-20020a170903428900b001dee4bee1acsm300145plb.224.2024.03.22.16.32.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 22 Mar 2024 16:32:21 -0700 (PDT) Date: Fri, 22 Mar 2024 16:32:19 -0700 From: Stephen Hemminger To: Alessio Igor Bogani Cc: users@dpdk.org, Anuj Mittal Subject: Re: dpdk-testpmd on XDP Message-ID: <20240322163219.0fba2900@hermes.local> In-Reply-To: References: <20240319090747.16a3b28d@hermes.local> <20240320092409.4e223a23@hermes.local> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-BeenThere: users@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK usage discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: users-bounces@dpdk.org On Fri, 22 Mar 2024 18:57:54 +0100 Alessio Igor Bogani wrote: > Hi Stephen, > > Thank you for your support! > > On Wed, 20 Mar 2024 at 17:24, Stephen Hemminger > wrote: > [...] > > Then you need to build bpf tools from the same kernel directory and use > [...] > > Using the right version of libbpf makes all errors disappear! > Unfortunately packets aren't flowing yet between the two interfaces > (things that happen when I use the vfio-pci approach). > Do you have other tips for me? > > Thanks! > > Ciao, > Alessio You are going to have instrument and debug the internals of XDP. I am not an expert there.