Re: [PATCH bpf v2] bpf: fix percpu map update indexing with sparse CPU IDs
From: patchwork-bot+netdevbpf
Date: Fri Aug 21 2026 - 13:51:25 EST
Hello:
This patch was applied to bpf/bpf.git (master)
by Andrii Nakryiko <andrii@xxxxxxxxxx>:
On Thu, 13 Aug 2026 23:51:33 +0800 you wrote:
> Per-CPU array, hash, and cgroup storage map updates without BPF_F_CPU
> or BPF_F_ALL_CPUS use a value buffer whose per-CPU slots are packed in
> possible-CPU order. The buffer is sized as:
>
> round_up(value_size, 8) * num_possible_cpus()
>
> The update paths iterate over possible CPUs, but use the logical CPU ID
> to calculate the source offset:
>
> [...]
Here is the summary with links:
- [bpf,v2] bpf: fix percpu map update indexing with sparse CPU IDs
https://git.kernel.org/bpf/bpf/c/75b0a6db4300
You are awesome, thank you!
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