linux-kernel - Re: [PATCH bpf-next v3 3/3] libbpf: add missing SPDX-License-Identifier

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Date:   Fri, 29 Dec 2017 13:35:36 +0100
From:   Philippe Ombredanne <pombredanne@...b.com>
To:     Eric Leblond <eric@...it.org>
Cc:     daniel@...earbox.net,
        Alexei Starovoitov <alexei.starovoitov@...il.com>,
        netdev@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH bpf-next v3 3/3] libbpf: add missing SPDX-License-Identifier

Eric,

On Thu, Dec 28, 2017 at 9:04 AM, Eric Leblond <eric@...it.org> wrote:
> Signed-off-by: Eric Leblond <eric@...it.org>
> Acked-by: Alexei Starovoitov <ast@...nel.org>
> ---
>  tools/lib/bpf/bpf.c    | 2 ++
>  tools/lib/bpf/bpf.h    | 2 ++
>  tools/lib/bpf/libbpf.c | 2 ++
>  tools/lib/bpf/libbpf.h | 2 ++
>  4 files changed, 8 insertions(+)
>
> diff --git a/tools/lib/bpf/bpf.c b/tools/lib/bpf/bpf.c
> index cdfabbe118cc..9e53dbbca2bd 100644
> --- a/tools/lib/bpf/bpf.c
> +++ b/tools/lib/bpf/bpf.c
> @@ -1,3 +1,5 @@
> +/* SPDX-License-Identifier: LGPL-2.1 */


In a .c file these should using C++-style comments as in //.
As requested by Linus, discussed on list and documented in Thomas doc patches.

> +
>  /*
>   * common eBPF ELF operations.
>   *
> diff --git a/tools/lib/bpf/bpf.h b/tools/lib/bpf/bpf.h
> index 9f44c196931e..8d18fb73d7fb 100644
> --- a/tools/lib/bpf/bpf.h
> +++ b/tools/lib/bpf/bpf.h
> @@ -1,3 +1,5 @@
> +/* SPDX-License-Identifier: LGPL-2.1 */

And this is correct for a .h

> +
>  /*
>   * common eBPF ELF operations.
>   *
> diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c
> index 5fe8aaa2123e..878e240a681b 100644
> --- a/tools/lib/bpf/libbpf.c
> +++ b/tools/lib/bpf/libbpf.c
> @@ -1,3 +1,5 @@
> +/* SPDX-License-Identifier: LGPL-2.1 */

Use  // here.

> +
>  /*
>   * Common eBPF ELF object loading operations.
>   *
> diff --git a/tools/lib/bpf/libbpf.h b/tools/lib/bpf/libbpf.h
> index e42f96900318..f85906533cdd 100644
> --- a/tools/lib/bpf/libbpf.h
> +++ b/tools/lib/bpf/libbpf.h
> @@ -1,3 +1,5 @@
> +/* SPDX-License-Identifier: LGPL-2.1 */
> +
>  /*
>   * Common eBPF ELF object loading operations.
>   *
> --
> 2.15.1
>


-- 
Cordially
Philippe Ombredanne