Hello:
This patch was applied to bpf/bpf-next.git (refs/heads/master):
On Mon, 26 Jul 2021 17:20:01 +0200 you wrote:
> When loading in parallel multiple programs which use the same to-be
> pinned map, it is possible that two instances of the loader will call
> bpf_object__create_maps() at the same time. If the map doesn't exist
> when both instances call bpf_object__reuse_map(), then one of the
> instances will fail with EEXIST when calling bpf_map__pin().
>
> Fix the race by retrying reusing a map if bpf_map__pin() returns
> EEXIST. The fix is similar to the one in iproute2: e4c4685fd6e4 ("bpf:
> Fix race condition with map pinning").
>
> [...]
Here is the summary with links:
- [v2,bpf] libbpf: fix race when pinning maps in parallel
https://git.kernel.org/bpf/bpf-next/c/043c5bb3c4f4
You are awesome, thank you!
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