From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <dev-bounces@dpdk.org>
Received: from dpdk.org (dpdk.org [92.243.14.124])
	by dpdk.space (Postfix) with ESMTP id 5F326A05D3
	for <public@inbox.dpdk.org>; Sun, 24 Mar 2019 13:07:22 +0100 (CET)
Received: from [92.243.14.124] (localhost [127.0.0.1])
	by dpdk.org (Postfix) with ESMTP id 440E41B869;
	Sun, 24 Mar 2019 13:07:21 +0100 (CET)
Received: from mail-wm1-f67.google.com (mail-wm1-f67.google.com
 [209.85.128.67]) by dpdk.org (Postfix) with ESMTP id D698E1B857
 for <dev@dpdk.org>; Sun, 24 Mar 2019 13:07:19 +0100 (CET)
Received: by mail-wm1-f67.google.com with SMTP id y197so6249394wmd.0
 for <dev@dpdk.org>; Sun, 24 Mar 2019 05:07:19 -0700 (PDT)
X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed;
 d=1e100.net; s=20161025;
 h=x-gm-message-state:message-id:subject:from:to:cc:date:in-reply-to
 :references:content-transfer-encoding:mime-version;
 bh=mz3l5SZHNg/3I6caBiIckTH0oHj9zLPxlxS8grx2Fww=;
 b=UQoNpBxWvwfVWRlTB77L/3scNY1lO6+laguhzPVYzMj+kLwLQ/NWxY61DFgtKG6hvD
 8KuiZ+1xKFLVJu/ANAXOmeagWR311DAvFdmIB1/zP6FwOS6E/RH4E0HJZIz/NnjDVoVQ
 AwoajTe/MdbnN6S8IV2bY6x4TXIYhb5IePbj2Lbcq8199ieG1PcaNcO0/nGqCoVWX4EJ
 bx+hdVMWfjk0GFt0NAShfJDAipbdoL+aGktli4z9OCk5hezM424tx5oaaiI1GDPzyzli
 1qisciUTNr57TT8SoyqsojPxCICQYzAUQhA3NzCXVMb4YpoLQYJbysAyCld5+PI72uj/
 2law==
X-Gm-Message-State: APjAAAUKKbLt8MoXVwoRfGVGyU08kVOqoUP3lRu18/C29uuacSzB3gRR
 wlFh5WAzuvSlkWoHiRspJ6U=
X-Google-Smtp-Source: APXvYqzY9CHZ2M/ft4gkdMg07i8VF3BZzu4yZBhmuI1yQyklHwycf9vcV2LUFCk4b6wk+FlSDlv0Ag==
X-Received: by 2002:a1c:e910:: with SMTP id q16mr9041617wmc.30.1553429239520; 
 Sun, 24 Mar 2019 05:07:19 -0700 (PDT)
Received: from localhost ([2a01:4b00:f419:6f00:5044:c29d:d518:fd30])
 by smtp.gmail.com with ESMTPSA id j66sm23774968wrj.51.2019.03.24.05.07.17
 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256);
 Sun, 24 Mar 2019 05:07:18 -0700 (PDT)
Message-ID: <1553429237.20876.3.camel@debian.org>
From: Luca Boccassi <bluca@debian.org>
To: Ye Xiaolong <xiaolong.ye@intel.com>
Cc: dev@dpdk.org, Qi Zhang <qi.z.zhang@intel.com>
Date: Sun, 24 Mar 2019 12:07:17 +0000
In-Reply-To: <20190317033425.GA103486@intel.com>
References: <20190301080947.91086-1-xiaolong.ye@intel.com>
 <20190301080947.91086-2-xiaolong.ye@intel.com>
 <e48b25c52b586c330fa035a8bc7cb3e05c848071.camel@debian.org>
 <20190302081407.GD100586@intel.com> <20190317033425.GA103486@intel.com>
Content-Type: text/plain; charset="UTF-8"
Content-Transfer-Encoding: quoted-printable
X-Mailer: Evolution 3.22.6-1+deb9u1 
Mime-Version: 1.0
Subject: Re: [dpdk-dev] [PATCH v1 1/6] net/af_xdp: introduce AF_XDP PMD
 driver
X-BeenThere: dev@dpdk.org
X-Mailman-Version: 2.1.15
Precedence: list
List-Id: DPDK patches and discussions <dev.dpdk.org>
List-Unsubscribe: <https://mails.dpdk.org/options/dev>,
 <mailto:dev-request@dpdk.org?subject=unsubscribe>
List-Archive: <http://mails.dpdk.org/archives/dev/>
List-Post: <mailto:dev@dpdk.org>
List-Help: <mailto:dev-request@dpdk.org?subject=help>
List-Subscribe: <https://mails.dpdk.org/listinfo/dev>,
 <mailto:dev-request@dpdk.org?subject=subscribe>
Errors-To: dev-bounces@dpdk.org
Sender: "dev" <dev-bounces@dpdk.org>
Message-ID: <20190324120717.nt5_B4ebKogHdY8P5dlupBxQoSMPlt0R1yeMhpag0Hg@z>

On Sun, 2019-03-17 at 11:34 +0800, Ye Xiaolong wrote:
> On 03/02, Ye Xiaolong wrote:
> > > > =C2=A0_LDLIBS-$(CONFIG_RTE_LIBRTE_PMD_AF_PACKET)=C2=A0=C2=A0+=3D
> > > > -lrte_pmd_af_packet
> > > > +_LDLIBS-$(CONFIG_RTE_LIBRTE_PMD_AF_XDP)=C2=A0=C2=A0=C2=A0=C2=A0=C2=
=A0+=3D
> > > > -lrte_pmd_af_xdp
> > > > -lelf -lbpf
> > >=20
> > > Are symbols from libelf being used by the PMD?
> >=20
> > Hmm, it is a leftover of RFC, libelf is no longer needed in this
> > version, will
> > remove it in next version.
> >=20
>=20
> Correction, libelf is needed for libbpf, so we still need to keep
> it.=C2=A0

If libbpf needs libelf for its internal usage, it should be linked
against it itself. Unless symbols from libelf are used in static
functions defined in libbpf's public headers. Is this the case?

--=20
Kind regards,
Luca Boccassi