netdev - Re: [PATCHv2 bpf-next 1/5] bpf: Allow trampoline re-attach for tracing and lsm programs

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Message-ID: <87tuoj2j1p.fsf@toke.dk>
Date:   Tue, 06 Apr 2021 23:35:14 +0200
From:   Toke Høiland-Jørgensen <toke@...hat.com>
To:     Jiri Olsa <jolsa@...nel.org>, Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Andrii Nakryiko <andriin@...com>
Cc:     netdev@...r.kernel.org, bpf@...r.kernel.org,
        Martin KaFai Lau <kafai@...com>,
        Song Liu <songliubraving@...com>, Yonghong Song <yhs@...com>,
        John Fastabend <john.fastabend@...il.com>,
        KP Singh <kpsingh@...omium.org>
Subject: Re: [PATCHv2 bpf-next 1/5] bpf: Allow trampoline re-attach for
 tracing and lsm programs

Jiri Olsa <jolsa@...nel.org> writes:

> Currently we don't allow re-attaching of trampolines. Once
> it's detached, it can't be re-attach even when the program
> is still loaded.
>
> Adding the possibility to re-attach the loaded tracing and
> lsm programs.
>
> Signed-off-by: Jiri Olsa <jolsa@...nel.org>

Acked-by: Toke Høiland-Jørgensen <toke@...hat.com>