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From: patchwork-bot+netdevbpf@kernel.org
To: Andrii Nakryiko <andrii@kernel.org>
Cc: bpf@vger.kernel.org, ast@kernel.org, daniel@iogearbox.net,
	martin.lau@kernel.org, kernel-team@meta.com
Subject: Re: [PATCH bpf-next] bpf: use O(log(N)) binary search to find line info record
Date: Wed, 14 Feb 2024 23:00:32 +0000	[thread overview]
Message-ID: <170795163267.6118.13119774781444376946.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20240214002311.2197116-1-andrii@kernel.org>

Hello:

This patch was applied to bpf/bpf-next.git (master)
by Daniel Borkmann <daniel@iogearbox.net>:

On Tue, 13 Feb 2024 16:23:11 -0800 you wrote:
> Real-world BPF applications keep growing in size. Medium-sized production
> application can easily have 50K+ verified instructions, and its line
> info section in .BTF.ext has more than 3K entries.
> 
> When verifier emits log with log_level>=1, it annotates assembly code
> with matched original C source code. Currently it uses linear search
> over line info records to find a match. As complexity of BPF
> applications grows, this O(K * N) approach scales poorly.
> 
> [...]

Here is the summary with links:
  - [bpf-next] bpf: use O(log(N)) binary search to find line info record
    https://git.kernel.org/bpf/bpf-next/c/a4561f5afef8

You are awesome, thank you!
-- 
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html



      parent reply	other threads:[~2024-02-14 23:00 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-02-14  0:23 [PATCH bpf-next] bpf: use O(log(N)) binary search to find line info record Andrii Nakryiko
2024-02-14 11:28 ` Jiri Olsa
2024-02-14 23:00 ` patchwork-bot+netdevbpf [this message]

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