Re: [PATCH v4 bpf-next 18/20] libbpf: Add support for attaching BPF programs to other BPF programs

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Subject: Re: [PATCH v4 bpf-next 18/20] libbpf: Add support for attaching BPF programs to other BPF programs
From: Song Liu <songliubraving@xxxxxx>
Date: Thu, 14 Nov 2019 23:39:12 +0000
Accept-language: en-US
Cc: "davem@xxxxxxxxxxxxx" <davem@xxxxxxxxxxxxx>, "daniel@xxxxxxxxxxxxx" <daniel@xxxxxxxxxxxxx>, "x86@xxxxxxxxxx" <x86@xxxxxxxxxx>, "netdev@xxxxxxxxxxxxxxx" <netdev@xxxxxxxxxxxxxxx>, "bpf@xxxxxxxxxxxxxxx" <bpf@xxxxxxxxxxxxxxx>, Kernel Team <Kernel-team@xxxxxx>
In-reply-to: <20191114185720.1641606-19-ast@kernel.org>
Thread-index: AQHVmx2TVpNlU2N9bE6ZZ6hLUi2bBaeLUzQA
Thread-topic: [PATCH v4 bpf-next 18/20] libbpf: Add support for attaching BPF programs to other BPF programs


> On Nov 14, 2019, at 10:57 AM, Alexei Starovoitov <ast@xxxxxxxxxx> wrote:
> 
> Extend libbpf api to pass attach_prog_fd into bpf_object__open.
> 
> Signed-off-by: Alexei Starovoitov <ast@xxxxxxxxxx>

Acked-by: Song Liu <songliubraving@xxxxxx>

References:
- [PATCH v4 bpf-next 00/20] Introduce BPF trampoline
  - From: Alexei Starovoitov
- [PATCH v4 bpf-next 18/20] libbpf: Add support for attaching BPF programs to other BPF programs
  - From: Alexei Starovoitov

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