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From:   Philippe Ombredanne <pombredanne@nexb.com>
Date:   Mon, 12 Feb 2018 11:56:25 +0100
Message-ID: <CAOFm3uFfXZZuQ6cM=pi34ybxM37BQVz08ctJmh5LryVGVgEjjA@mail.gmail.com>
Subject: Re: [PATCH 14/17] s390/kexec_file: Add kexec_file_load system call
To:     Philipp Rudo <prudo@linux.vnet.ibm.com>
Cc:     kexec@lists.infradead.org, linux-s390@vger.kernel.org,
        LKML <linux-kernel@vger.kernel.org>,
        Eric Biederman <ebiederm@xmission.com>,
        Vivek Goyal <vgoyal@redhat.com>,
        Michael Ellerman <mpe@ellerman.id.au>,
        Thiago Jung Bauermann <bauerman@linux.vnet.ibm.com>,
        Martin Schwidefsky <schwidefsky@de.ibm.com>,
        Heiko Carstens <heiko.carstens@de.ibm.com>,
        Andrew Morton <akpm@linux-foundation.org>, x86@kernel.org
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On Mon, Feb 12, 2018 at 11:07 AM, Philipp Rudo <prudo@linux.vnet.ibm.com> wrote:
> This patch adds the kexec_file_load system call to s390 as well as the arch
> specific functions common code requires to work. Loaders for the different
> file types will be added later.
>
> Signed-off-by: Philipp Rudo <prudo@linux.vnet.ibm.com>

<snip>

> --- /dev/null
> +++ b/arch/s390/kernel/machine_kexec_file.c
> @@ -0,0 +1,174 @@
> +/* SPDX-License-Identifier: GPL-2.0 */

I know this may sound weird but in .c files this should be instead:

// SPDX-License-Identifier: GPL-2.0

See Documentation/process/license-rules.rst for why.
-- 
Cordially
Philippe Ombredanne