Hello:
This patch was applied to bpf/bpf-next.git (master)
by Alexei Starovoitov <[email protected]>:
On Thu, 5 Mar 2026 16:43:05 +0800 you wrote:
> perf_link creates a system-wide perf event pinned to CPU 0 (pid=-1, cpu=0)
> and also pins the test thread to CPU 0. Under concurrent selftests this
> can lead to cross-test interference and CPU 0 contention, making the test
> flaky.
>
> Create a per-task perf event instead (pid=0, cpu=-1) and drop CPU pinning
> from burn_cpu(). Use barrier() to prevent the burn loop from being
> optimized away. Drop the serial_ prefix so the test can run in parallel.
> Also remove the stale TODO comment.
>
> [...]
Here is the summary with links:
- [bpf-next] selftests/bpf: perf_link: avoid failures in concurrent mode
https://git.kernel.org/bpf/bpf-next/c/888329ba6c8b
You are awesome, thank you!
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