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Date:   Wed, 6 Mar 2019 20:48:02 -0500
From:   Joel Fernandes <joel@joelfernandes.org>
To:     "Enrico Weigelt, metux IT consult" <lkml@metux.net>
Cc:     Pavel Machek <pavel@ucw.cz>, hpa@zytor.com,
        Daniel Colascione <dancol@google.com>,
        Greg KH <gregkh@linuxfoundation.org>,
        linux-kernel <linux-kernel@vger.kernel.org>,
        Andrew Morton <akpm@linux-foundation.org>, ast@kernel.org,
        atishp04@gmail.com, Borislav Petkov <bp@alien8.de>,
        Ingo Molnar <mingo@redhat.com>, Jan Kara <jack@suse.cz>,
        Jonathan Corbet <corbet@lwn.net>, karim.yaghmour@opersys.com,
        Kees Cook <keescook@chromium.org>, kernel-team@android.com,
        "open list:DOCUMENTATION" <linux-doc@vger.kernel.org>,
        Manoj Rao <linux@manojrajarao.com>,
        Masahiro Yamada <yamada.masahiro@socionext.com>,
        Paul McKenney <paulmck@linux.vnet.ibm.com>,
        "Peter Zijlstra (Intel)" <peterz@infradead.org>,
        Randy Dunlap <rdunlap@infradead.org>, rostedt@goodmis.org,
        Thomas Gleixner <tglx@linutronix.de>,
        "maintainer:X86 ARCHITECTURE (32-BIT AND 64-BIT)" <x86@kernel.org>,
        yhs@fb.com
Subject: Re: [RFC] Provide in-kernel headers for making it easy to extend the
 kernel
Message-ID: <20190307014802.GA193359@google.com>
References: <20190118225543.86996-1-joel@joelfernandes.org>
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 <20190120155838.GA23827@google.com>
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On Thu, Mar 07, 2019 at 01:42:45AM +0100, Enrico Weigelt, metux IT consult wrote:
> On 07.03.19 00:09, Pavel Machek wrote:
> 
> > So your licensing requirements prevent you from having headers in the
> > filesystem, but allow module with the headers hidden inside on the
> > filesystem?
> 
> Maybe it's just because I've missed most of the thread, but which
> license requirements exactly could that be ?
> 
> The kernel still is GPL, isn't it ? So, any device vendor needs to hand
> out the exact kernel source he hat built the image from, anyways.
> (by the way: we should start a flash mob action of demanding sources
> from the pocket-computers-with-3g vendors, but that's another story ;-))
> 
> So, what kind of license issue could it be, which prevents putting the
> files (that you'd have to hand out anyways) directly into filesystem,
> while allowing them in a .ko in the same filesystem ?
> 
> I'm confused.

Take a look at this thread: https://lkml.org/lkml/2019/2/28/634

thanks,

 - Joel