linux-kernel - Re: [PATCH bpf-next 1/2] bpf: Add a bpf_kallsyms

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Message-ID: <20201222141818.GA17056@infradead.org>
Date:   Tue, 22 Dec 2020 14:18:18 +0000
From:   Christoph Hellwig <hch@...radead.org>
To:     Yonghong Song <yhs@...com>
Cc:     Florent Revest <revest@...omium.org>,
        Alexei Starovoitov <alexei.starovoitov@...il.com>,
        Andrii Nakryiko <andrii.nakryiko@...il.com>,
        KP Singh <kpsingh@...omium.org>, bpf <bpf@...r.kernel.org>,
        Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Andrii Nakryiko <andrii@...nel.org>,
        Florent Revest <revest@...gle.com>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH bpf-next 1/2] bpf: Add a bpf_kallsyms_lookup helper

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.