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Date:   Sun, 12 Apr 2020 01:31:51 -0700
From:   Christoph Hellwig <hch@infradead.org>
To:     Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Cc:     Thomas Gleixner <tglx@linutronix.de>,
        Will Deacon <will@kernel.org>, akpm@linux-foundation.org,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        "K . Prasad" <prasad@linux.vnet.ibm.com>,
        Masami Hiramatsu <mhiramat@kernel.org>, rostedt@goodmis.org,
        Alexei Starovoitov <ast@kernel.org>,
        linux-kernel@vger.kernel.org, Josh Poimboeuf <jpoimboe@redhat.com>
Subject: Re: [RFC PATCH 4/9] stacktrace: export-GPL stack_trace_save_user
Message-ID: <20200412083151.GA17521@infradead.org>
References: <20200409193543.18115-1-mathieu.desnoyers@efficios.com>
 <20200409193543.18115-5-mathieu.desnoyers@efficios.com>
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On Thu, Apr 09, 2020 at 03:35:38PM -0400, Mathieu Desnoyers wrote:
> The stack_trace_save symbol is already exported GPL. Add a GPL export
> for the stack_trace_save_user symbol as well.
> 
> This is useful for tracers implemented as kernel modules.

Which part of every added export needs an in-tree user did you not get?