linux-kernel - Re: [PATCH bpf-next] bpf: make kprobe_multi_link_prog_run always

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Message-Id: 
 <176443863303.1061209.7400628119059736420.git-patchwork-notify@kernel.org>
Date: Sat, 29 Nov 2025 17:50:33 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Menglong Dong <menglong8.dong@...il.com>
Cc: ast@...nel.or, jolsa@...nel.org, kpsingh@...nel.org,
 mattbobrowski@...gle.com, song@...nel.org, ast@...nel.org,
 daniel@...earbox.net, andrii@...nel.org, martin.lau@...ux.dev,
 eddyz87@...il.com, yonghong.song@...ux.dev, john.fastabend@...il.com,
 sdf@...ichev.me, haoluo@...gle.com, rostedt@...dmis.org, mhiramat@...nel.org,
 mathieu.desnoyers@...icios.com, jiang.biao@...ux.dev, bpf@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-trace-kernel@...r.kernel.org
Subject: Re: [PATCH bpf-next] bpf: make kprobe_multi_link_prog_run
 always_inline

Hello:

This patch was applied to bpf/bpf-next.git (master)
by Alexei Starovoitov <ast@...nel.org>:

On Wed, 26 Nov 2025 16:52:46 +0800 you wrote:
> Make kprobe_multi_link_prog_run() always inline to obtain better
> performance. Before this patch, the bench performance is:
> 
> ./bench trig-kprobe-multi
> Setting up benchmark 'trig-kprobe-multi'...
> Benchmark 'trig-kprobe-multi' started.
> Iter   0 ( 95.485us): hits   62.462M/s ( 62.462M/prod), [...]
> Iter   1 (-80.054us): hits   62.486M/s ( 62.486M/prod), [...]
> Iter   2 ( 13.572us): hits   62.287M/s ( 62.287M/prod), [...]
> Iter   3 ( 76.961us): hits   62.293M/s ( 62.293M/prod), [...]
> Iter   4 (-77.698us): hits   62.394M/s ( 62.394M/prod), [...]
> Iter   5 (-13.399us): hits   62.319M/s ( 62.319M/prod), [...]
> Iter   6 ( 77.573us): hits   62.250M/s ( 62.250M/prod), [...]
> Summary: hits   62.338 ± 0.083M/s ( 62.338M/prod)
> 
> [...]

Here is the summary with links:
  - [bpf-next] bpf: make kprobe_multi_link_prog_run always_inline
    https://git.kernel.org/bpf/bpf-next/c/c1af4465b9b9

You are awesome, thank you!
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