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=-3.7 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS autolearn=no 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 E5717C17441 for ; Fri, 8 Nov 2019 22:59:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id AC21A214DB for ; Fri, 8 Nov 2019 22:59:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="Io2g4gDl" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726227AbfKHW7p (ORCPT ); Fri, 8 Nov 2019 17:59:45 -0500 Received: from mail-pl1-f194.google.com ([209.85.214.194]:40853 "EHLO mail-pl1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726121AbfKHW7p (ORCPT ); Fri, 8 Nov 2019 17:59:45 -0500 Received: by mail-pl1-f194.google.com with SMTP id e3so4818319plt.7; Fri, 08 Nov 2019 14:59:44 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version; bh=oq5+/mMB3/ibfTyaw49I9b35P1TN/zsnD1/cmjpKrs4=; b=Io2g4gDlnEb3IbGp8gbIjK+xNsxYo8sHm9qYBzO6SULVBMx0weAlSrSxo0Cx+bek/J Kv+bmZpRX+B/mbmnwHH48wfoyA9c/foKvL+72PWrONQy6iOD//ScHEbo7+Z1IbtjMdGx ipzKX1MqkNLXsU2D/T68WXHctf+iu0BQHGt+S61Fv4FOvqFBvjatLTcg4EW4ND4DzqP9 MFdit2oOdbZbEIOXTnTumT5WWPVUDWs9yf0DUNxgAWAlvZ2ljQpA6yEI7Pgp2MgKK/4z HG1bV73EkZd9Mp5xGCa5rVjFRpszEl5QCa4Lc98poOuNftEVinrQCSEa4Z9BZ+zRDvO/ M3Bw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version; bh=oq5+/mMB3/ibfTyaw49I9b35P1TN/zsnD1/cmjpKrs4=; b=ub8Fak7vAV5dtuWX7NMv+DEbSlz+1Ce5qPPPjode8wcRs6KeeA/acnl1sX6Bq0UiTD CBxzQPKb5Lt0MvP2ydoMU5Q7GdwsQYMnt9xy8jefRnruLLNpNRwOEHfNZQvL+fa4oQGv mXH81SHtmgXCYtfUy6o30RPmrAhFnS6ojAx554jN+wBMEv/sTRdbYwqD/t79kea1UIDO M1eQESJ7u0X+Kjas2OLT+zbOuCeIxa4YJzQFzKK9fgcgWGOoGNWUTjq0B0PQFo+MgU7f uvPD9OKdKIKe9VpEhtYzi5BZiRkYwnhvLlcGmaySSCTNp6NBj1CLnqaPc9n2XbLbyvoR iYnQ== X-Gm-Message-State: APjAAAXPda4xlAxHo6+AT+iqGU3gWAfyTJL6nFlmojFPHnD/ZmHB4IKI 1XejByQtgZLk4RkC1qCWH1I= X-Google-Smtp-Source: APXvYqxKFA0SB32dE848lGAWewx14YWY/wuKcIZKcU4oo/RYiWb32wGA7vmBYLadIDpaAPSC2mxO7Q== X-Received: by 2002:a17:902:758a:: with SMTP id j10mr13812251pll.29.1573253984494; Fri, 08 Nov 2019 14:59:44 -0800 (PST) Received: from [172.20.40.253] ([2620:10d:c090:200::3:c214]) by smtp.gmail.com with ESMTPSA id f5sm5453729pjq.24.2019.11.08.14.59.42 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 08 Nov 2019 14:59:43 -0800 (PST) From: "Jonathan Lemon" To: "Magnus Karlsson" Cc: bjorn.topel@intel.com, ast@kernel.org, daniel@iogearbox.net, netdev@vger.kernel.org, u9012063@gmail.com, bpf@vger.kernel.org Subject: Re: [PATCH bpf-next 2/5] samples/bpf: add XDP_SHARED_UMEM support to xdpsock Date: Fri, 08 Nov 2019 14:59:42 -0800 X-Mailer: MailMate (1.13r5655) Message-ID: In-Reply-To: <1573148860-30254-3-git-send-email-magnus.karlsson@intel.com> References: <1573148860-30254-1-git-send-email-magnus.karlsson@intel.com> <1573148860-30254-3-git-send-email-magnus.karlsson@intel.com> MIME-Version: 1.0 Content-Type: text/plain Sender: bpf-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org On 7 Nov 2019, at 9:47, Magnus Karlsson wrote: > Add support for the XDP_SHARED_UMEM mode to the xdpsock sample > application. As libbpf does not have a built in XDP program for this > mode, we use an explicitly loaded XDP program. This also serves as an > example on how to write your own XDP program that can route to an > AF_XDP socket. > > Signed-off-by: Magnus Karlsson Acked-by: Jonathan Lemon