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Date:   Thu, 12 May 2022 01:30:13 +0000
To:     Feng zhou <>
Subject: Re: [PATCH bpf-next v2 0/2] Introduce access remote cpu elem support in
 BPF percpu map


This series was applied to bpf/bpf-next.git (master)
by Alexei Starovoitov <>:

On Wed, 11 May 2022 17:38:52 +0800 you wrote:
> From: Feng Zhou <>
> Trace some functions, such as enqueue_task_fair, need to access the
> corresponding cpu, not the current cpu, and bpf_map_lookup_elem percpu map
> cannot do it. So add bpf_map_lookup_percpu_elem to accomplish it for
> percpu_array_map, percpu_hash_map, lru_percpu_hash_map.
> [...]

Here is the summary with links:
  - [bpf-next,v2,1/2] bpf: add bpf_map_lookup_percpu_elem for percpu map
  - [bpf-next,v2,2/2] selftests/bpf: add test case for bpf_map_lookup_percpu_elem

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