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Date:   Tue, 22 Dec 2020 14:18:18 +0000
From:   Christoph Hellwig <hch@infradead.org>
To:     Yonghong Song <yhs@fb.com>
Cc:     Florent Revest <revest@chromium.org>,
        Alexei Starovoitov <alexei.starovoitov@gmail.com>,
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        Andrii Nakryiko <andrii@kernel.org>,
        Florent Revest <revest@google.com>,
        open list <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH bpf-next 1/2] bpf: Add a bpf_kallsyms_lookup helper
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FYI, there is a reason why kallsyms_lookup is not exported any more.
I don't think adding that back through a backdoor is a good idea.