Re: [RFC bpf-next 0/8] bpf: accelerate insn patching speed

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Subject: Re: [RFC bpf-next 0/8] bpf: accelerate insn patching speed
From: Jakub Kicinski <jakub.kicinski@xxxxxxxxxxxxx>
Date: Tue, 16 Jul 2019 15:12:23 -0700
Cc: Jiong Wang <jiong.wang@xxxxxxxxxxxxx>, Andrii Nakryiko <andrii.nakryiko@xxxxxxxxx>, Daniel Borkmann <daniel@xxxxxxxxxxxxx>, Edward Cree <ecree@xxxxxxxxxxxxxx>, "Naveen N. Rao" <naveen.n.rao@xxxxxxxxxxxxxxxxxx>, Andrii Nakryiko <andriin@xxxxxx>, bpf <bpf@xxxxxxxxxxxxxxx>, Networking <netdev@xxxxxxxxxxxxxxx>, oss-drivers@xxxxxxxxxxxxx, Yonghong Song <yhs@xxxxxx>
In-reply-to: <20190716161701.mk5ye47aj2slkdjp@ast-mbp.dhcp.thefacebook.com>
Organization: Netronome Systems, Ltd.

On Tue, 16 Jul 2019 09:17:03 -0700, Alexei Starovoitov wrote:
> I don't think we have a test for such 'dead prog only due to verifier walk'
> situation. I wonder what happens :)

FWIW we do have verifier and BTF self tests for dead code removal
of entire subprogs! :)

Follow-Ups:
- Re: [RFC bpf-next 0/8] bpf: accelerate insn patching speed
  - From: Alexei Starovoitov

References:
- [RFC bpf-next 0/8] bpf: accelerate insn patching speed
  - From: Jiong Wang
- Re: [RFC bpf-next 0/8] bpf: accelerate insn patching speed
  - From: Andrii Nakryiko
- Re: [RFC bpf-next 0/8] bpf: accelerate insn patching speed
  - From: Jiong Wang
- Re: [RFC bpf-next 0/8] bpf: accelerate insn patching speed
  - From: Andrii Nakryiko
- Re: [RFC bpf-next 0/8] bpf: accelerate insn patching speed
  - From: Jiong Wang
- Re: [RFC bpf-next 0/8] bpf: accelerate insn patching speed
  - From: Andrii Nakryiko
- Re: [RFC bpf-next 0/8] bpf: accelerate insn patching speed
  - From: Jiong Wang
- Re: [RFC bpf-next 0/8] bpf: accelerate insn patching speed
  - From: Alexei Starovoitov

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