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From: Alexei Starovoitov <alexei.starovoitov@gmail.com>
To: Eric Leblond <eric@regit.org>
Cc: netdev@vger.kernel.org, daniel@iogearbox.net,
	linux-kernel@vger.kernel.org, ast@kernel.org
Subject: Re: [PATCH bpf-next 2/3] libbpf: add error reporting in XDP
Date: Tue, 26 Dec 2017 18:27:31 -0800	[thread overview]
Message-ID: <20171227022730.y27gwva2u2ilyrul@ast-mbp> (raw)
In-Reply-To: <20171225221325.9680-3-eric@regit.org>

On Mon, Dec 25, 2017 at 11:13:24PM +0100, Eric Leblond wrote:
> Parse netlink ext attribute to get the error message returned by
> the card.
> 
> Signed-off-by: Eric Leblond <eric@regit.org>
...
> diff --git a/tools/lib/bpf/nlattr.c b/tools/lib/bpf/nlattr.c
> new file mode 100644
> index 000000000000..962de14f74e3
> --- /dev/null
> +++ b/tools/lib/bpf/nlattr.c
> @@ -0,0 +1,188 @@
> +
> +/*
> + * NETLINK      Netlink attributes
> + *
> + *		Authors:	Thomas Graf <tgraf@suug.ch>
> + *				Alexey Kuznetsov <kuznet@ms2.inr.ac.ru>
> + */
...
> diff --git a/tools/lib/bpf/nlattr.h b/tools/lib/bpf/nlattr.h
> new file mode 100644
> index 000000000000..b95f3e64c14d
> --- /dev/null
> +++ b/tools/lib/bpf/nlattr.h
> @@ -0,0 +1,164 @@
> +#ifndef __NLATTR_H
> +#define __NLATTR_H

Every file in kernel repo has to have SPDX license identifier.
Also note that tools/lib/bpf is LGPL whereas _if_ you're copying
these functions from kernel lib/nlattr.c then it's GPL which we cannot mix.
Probably easier to copy from libnl instead which is LGPL.

  reply	other threads:[~2017-12-27  2:27 UTC|newest]

Thread overview: 63+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-12-25 22:13 [PATCH bpf-next 0/3] add XDP loading support to libbpf Eric Leblond
2017-12-25 22:13 ` [PATCH bpf-next 1/3] libbpf: add function to setup XDP Eric Leblond
2017-12-25 22:13 ` [PATCH bpf-next 2/3] libbpf: add error reporting in XDP Eric Leblond
2017-12-27  2:27   ` Alexei Starovoitov [this message]
2017-12-27 18:02     ` [PATCH bpf-next v2 0/4] libbpf: add function to setup XDP Eric Leblond
2017-12-27 18:02       ` [PATCH 1/4] " Eric Leblond
2017-12-27 18:57         ` Alexei Starovoitov
2017-12-28  0:59         ` Toshiaki Makita
2017-12-27 18:02       ` [PATCH 2/4] libbpf: add error reporting in XDP Eric Leblond
2017-12-27 18:57         ` Alexei Starovoitov
2017-12-27 18:02       ` [PATCH 3/4] libbpf: break loop earlier Eric Leblond
2017-12-27 19:00         ` Alexei Starovoitov
2017-12-27 20:30           ` Eric Leblond
2017-12-27 23:05             ` Daniel Borkmann
2017-12-28  8:04               ` [PATCH bpf-next v3 0/3] libbpf: add XDP setup support Eric Leblond
2017-12-28  8:04                 ` [PATCH bpf-next v3 1/3] libbpf: add function to setup XDP Eric Leblond
2017-12-28  8:18                   ` Toshiaki Makita
2017-12-30 20:41                     ` [PATCH bpf-next v4 0/3] " Eric Leblond
2017-12-30 20:41                       ` [PATCH bpf-next v4 1/3] " Eric Leblond
2018-01-03 23:59                         ` Eric Leblond
2018-01-04  8:21                           ` [PATCH bpf-next v5 1/4] " Eric Leblond
2018-01-04  8:21                             ` [PATCH bpf-next v5 2/4] libbpf: add error reporting in XDP Eric Leblond
2018-01-06 21:16                               ` Daniel Borkmann
2018-01-18 23:35                                 ` Eric Leblond
2018-01-18 23:43                                   ` [PATCH bpf-next 0/4] libbpf: add XDP binding support Eric Leblond
2018-01-18 23:43                                     ` [PATCH bpf-next v6 1/4] libbpf: add function to setup XDP Eric Leblond
2018-01-18 23:43                                     ` [PATCH bpf-next v6 2/4] libbpf: add error reporting in XDP Eric Leblond
2018-01-18 23:43                                     ` [PATCH bpf-next v6 3/4] libbpf: add missing SPDX-License-Identifier Eric Leblond
2018-01-18 23:43                                     ` [PATCH bpf-next v6 4/4] samples/bpf: use bpf_set_link_xdp_fd Eric Leblond
2018-01-20  2:00                                     ` [PATCH bpf-next 0/4] libbpf: add XDP binding support Daniel Borkmann
2018-01-20  2:27                                       ` Alexei Starovoitov
2018-01-20  8:21                                         ` Daniel Borkmann
2018-01-25  0:05                                           ` [PATCH bpf-next v7 0/5] libbpf: add XDP setup support Eric Leblond
2018-01-25  0:05                                             ` [PATCH bpf-next v7 1/5] tools: import netlink header in tools uapi Eric Leblond
2018-01-25  0:05                                             ` [PATCH bpf-next v7 2/5] libbpf: add function to setup XDP Eric Leblond
2018-01-27  1:23                                               ` Daniel Borkmann
2018-01-27 10:22                                                 ` Eric Leblond
2018-01-25  0:05                                             ` [PATCH bpf-next v7 3/5] libbpf: add error reporting in XDP Eric Leblond
2018-01-27  1:28                                               ` Daniel Borkmann
2018-01-27 10:32                                                 ` Eric Leblond
2018-01-30 10:58                                                   ` Daniel Borkmann
2018-01-30 20:50                                                     ` [PATCH bpf-next v8 0/5] libbpf: add XDP binding support Eric Leblond
2018-01-31 16:53                                                       ` Daniel Borkmann
2018-02-03  2:01                                                         ` Alexei Starovoitov
2018-01-30 20:55                                                     ` [PATCH bpf-next v8 1/5] tools: add netlink.h and if_link.h in tools uapi Eric Leblond
2018-01-30 20:55                                                       ` [PATCH bpf-next v8 2/5] libbpf: add function to setup XDP Eric Leblond
2018-01-30 20:55                                                       ` [PATCH bpf-next v8 3/5] libbpf: add error reporting in XDP Eric Leblond
2018-01-30 20:55                                                       ` [PATCH bpf-next v8 4/5] libbpf: add missing SPDX-License-Identifier Eric Leblond
2018-01-30 20:55                                                       ` [PATCH bpf-next v8 5/5] samples/bpf: use bpf_set_link_xdp_fd Eric Leblond
2018-01-25  0:05                                             ` [PATCH bpf-next v7 4/5] libbpf: add missing SPDX-License-Identifier Eric Leblond
2018-01-25  0:05                                             ` [PATCH bpf-next v7 5/5] samples/bpf: use bpf_set_link_xdp_fd Eric Leblond
2018-01-04  8:21                             ` [PATCH bpf-next v5 3/4] libbpf: add missing SPDX-License-Identifier Eric Leblond
2018-01-04  9:49                               ` Philippe Ombredanne
2018-01-04  8:21                             ` [PATCH bpf-next v5 4/4] samples/bpf: use bpf_set_link_xdp_fd Eric Leblond
2017-12-30 20:41                       ` [PATCH bpf-next v4 2/3] libbpf: add error reporting in XDP Eric Leblond
2017-12-31 11:20                         ` Philippe Ombredanne
2017-12-30 20:41                       ` [PATCH bpf-next v4 3/3] libbpf: add missing SPDX-License-Identifier Eric Leblond
2017-12-28  8:04                 ` [PATCH bpf-next v3 2/3] libbpf: add error reporting in XDP Eric Leblond
2017-12-28  8:04                 ` [PATCH bpf-next v3 3/3] libbpf: add missing SPDX-License-Identifier Eric Leblond
2017-12-29 12:35                   ` Philippe Ombredanne
2017-12-27 18:02       ` [PATCH 4/4] " Eric Leblond
2017-12-27 19:01         ` Alexei Starovoitov
2017-12-25 22:13 ` [PATCH bpf-next 3/3] libbpf: break loop earlier Eric Leblond

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