netdev - Re: [PATCH v3 bpf-next 0/2] bpf: keep track of verifier insn

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Date:   Thu, 21 Oct 2021 23:00:08 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Dave Marchevsky <davemarchevsky@...com>
Cc:     bpf@...r.kernel.org, netdev@...r.kernel.org, ast@...nel.org,
        daniel@...earbox.net, andrii@...nel.org, john.fastabend@...il.com
Subject: Re: [PATCH v3 bpf-next 0/2] bpf: keep track of verifier insn_processed

Hello:

This series was applied to bpf/bpf-next.git (master)
by Andrii Nakryiko <andrii@...nel.org>:

On Wed, 20 Oct 2021 00:48:16 -0700 you wrote:
> This is a followup to discussion around RFC patchset "bpf: keep track of
> prog verification stats" [0]. The RFC elaborates on my usecase, but to
> summarize: keeping track of verifier stats for programs as they - and
> the kernels they run on - change over time can help developers of
> individual programs and BPF kernel folks.
> 
> The RFC added a verif_stats to the uapi which contained most of the info
> which verifier prints currently. Feedback here was to avoid polluting
> uapi with stats that might be meaningless after major changes to the
> verifier, but that insn_processed or conceptually similar number would
> exist in the long term and was safe to expose.
> 
> [...]

Here is the summary with links:
  - [v3,bpf-next,1/2] bpf: add verified_insns to bpf_prog_info and fdinfo
    https://git.kernel.org/bpf/bpf-next/c/aba64c7da983
  - [v3,bpf-next,2/2] selftests/bpf: add verif_stats test
    https://git.kernel.org/bpf/bpf-next/c/e1b9023fc7ab

You are awesome, thank you!
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