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=-3.8 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,URIBL_BLOCKED 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 8A9B6C4360C for ; Sat, 12 Oct 2019 16:38:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 51C5B206CD for ; Sat, 12 Oct 2019 16:38:23 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="XBNFCrii" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728338AbfJLQiX (ORCPT ); Sat, 12 Oct 2019 12:38:23 -0400 Received: from mail-qk1-f194.google.com ([209.85.222.194]:38912 "EHLO mail-qk1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727939AbfJLQiW (ORCPT ); Sat, 12 Oct 2019 12:38:22 -0400 Received: by mail-qk1-f194.google.com with SMTP id 4so11834012qki.6; Sat, 12 Oct 2019 09:38:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=Asvf+7RAspz/dNRNRh3zzivlzI76nj7xUdvXm0KQbhk=; b=XBNFCriiZVsRqpp1Rz9jpimqWq2KJ8MPRKnu/0kp2MgT3pjUOoS6wqyhHq/azfu9tw mkdvUtG6oNGjVDwDK6Shi8tdBEzU8u95kOjtDWA1T20pbcycPm7xdxd5erP/u3udI1/D wDvQXLBE1udoElPfF+hc3pJoPvM4brcadJuX8dMtYiQBFfMwQXoAVKWyGYLzFpAZRuFv d2sn5QWLQvi/VB/WnWth7HYFH+6LIJxrqqNAzzFshamgeFdZMlQp6sAtlywJRpZ8AKTH ITdKz+N6XMyzSq76j9Qs3rG1kh/KXwHlKsqUUwHFVJvUwf0OdcPg0QgGqtgDfkI8A4jg szDA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=Asvf+7RAspz/dNRNRh3zzivlzI76nj7xUdvXm0KQbhk=; b=qjeWN1frlYjXEYJ17OmBvpo2vkXrEesAQDWU7P8ZsUJyIJQb4eqxb1iqScMIH48ULe RSMWCsotaNiqnSu2gdFtiqUHg4JA8T4+qjF00EONvXpUbbgrOhMKbUTyGrQpkF48jfE+ +mp14joQMTx33KH8YPE4HcAeqpVwx+XoKm2WYH1MMYBesKhORZtxOxRc9inWmwE5nVSn BzhKACNrK+VQvlCIJUYHwDZL8+4d8EvHz50E2lH8BTdR3F9N3pLCxl5U32s1Aj1JHv7z 1/5BCB8o/rgiGs4GR/K/kyErdFDRkO8xVqM/X9oCsdThc6PfSfzO7qVFwio2RUVj1prA Rj8A== X-Gm-Message-State: APjAAAU1DbJhvw5ZkfwXSISFNLysSoHHsFSxe9s3sWQOXQKYg2vWNzYM 5gl8SQhAkhcIzMX0Eir8Mrlpsnc6EtwwF4bS9nI= X-Google-Smtp-Source: APXvYqz4UgPL57sKOTRBp1i4XHjeD9kz9YalrIgSn3zKwCGtiBrNst2Y70SVRh0PrbrRZNB9seFJ9+Xa1v7eTJl6B+g= X-Received: by 2002:a37:6d04:: with SMTP id i4mr22438253qkc.36.1570898301394; Sat, 12 Oct 2019 09:38:21 -0700 (PDT) MIME-Version: 1.0 References: <20191011002808.28206-1-ivan.khoronzhuk@linaro.org> <20191011002808.28206-13-ivan.khoronzhuk@linaro.org> In-Reply-To: <20191011002808.28206-13-ivan.khoronzhuk@linaro.org> From: Andrii Nakryiko Date: Sat, 12 Oct 2019 09:38:10 -0700 Message-ID: Subject: Re: [PATCH v5 bpf-next 12/15] libbpf: add C/LDFLAGS to libbpf.so and test_libpf targets To: Ivan Khoronzhuk Cc: Alexei Starovoitov , Daniel Borkmann , Yonghong Song , "David S. Miller" , Jakub Kicinski , Jesper Dangaard Brouer , john fastabend , open list , Networking , bpf , clang-built-linux@googlegroups.com, ilias.apalodimas@linaro.org, sergei.shtylyov@cogentembedded.com Content-Type: text/plain; charset="UTF-8" Sender: bpf-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org On Thu, Oct 10, 2019 at 5:29 PM Ivan Khoronzhuk wrote: > > In case of C/LDFLAGS there is no way to pass them correctly to build > command, for instance when --sysroot is used or external libraries > are used, like -lelf, wich can be absent in toolchain. This can be > used for samples/bpf cross-compiling allowing to get elf lib from > sysroot. > > Signed-off-by: Ivan Khoronzhuk > --- Acked-by: Andrii Nakryiko [...]