Hello:
This series was applied to bpf/bpf-next.git (master)
by Alexei Starovoitov <ast@xxxxxxxxxx>:
On Tue, 25 Oct 2022 21:28:35 -0700 you wrote:
> There already exists a local storage implementation for cgroup-attached
> bpf programs. See map type BPF_MAP_TYPE_CGROUP_STORAGE and helper
> bpf_get_local_storage(). But there are use cases such that non-cgroup
> attached bpf progs wants to access cgroup local storage data. For example,
> tc egress prog has access to sk and cgroup. It is possible to use
> sk local storage to emulate cgroup local storage by storing data in socket.
> But this is a waste as it could be lots of sockets belonging to a particular
> cgroup. Alternatively, a separate map can be created with cgroup id as the key.
> But this will introduce additional overhead to manipulate the new map.
> A cgroup local storage, similar to existing sk/inode/task storage,
> should help for this use case.
>
> [...]
Here is the summary with links:
- [bpf-next,v6,1/9] bpf: Make struct cgroup btf id global
https://git.kernel.org/bpf/bpf-next/c/5e67b8ef125b
- [bpf-next,v6,2/9] bpf: Refactor some inode/task/sk storage functions for reuse
https://git.kernel.org/bpf/bpf-next/c/c83597fa5dc6
- [bpf-next,v6,3/9] bpf: Implement cgroup storage available to non-cgroup-attached bpf progs
https://git.kernel.org/bpf/bpf-next/c/c4bcfb38a95e
- [bpf-next,v6,4/9] libbpf: Support new cgroup local storage
https://git.kernel.org/bpf/bpf-next/c/4fe64af23c12
- [bpf-next,v6,5/9] bpftool: Support new cgroup local storage
https://git.kernel.org/bpf/bpf-next/c/f7f0f1657d95
- [bpf-next,v6,6/9] selftests/bpf: Fix test test_libbpf_str/bpf_map_type_str
https://git.kernel.org/bpf/bpf-next/c/fd4ca6c1facf
- [bpf-next,v6,7/9] selftests/bpf: Add selftests for new cgroup local storage
https://git.kernel.org/bpf/bpf-next/c/12bb6ca4e2fa
- [bpf-next,v6,8/9] selftests/bpf: Add test cgrp_local_storage to DENYLIST.s390x
https://git.kernel.org/bpf/bpf-next/c/0a1b69d1c736
- [bpf-next,v6,9/9] docs/bpf: Add documentation for new cgroup local storage
https://git.kernel.org/bpf/bpf-next/c/d43198017ea3
You are awesome, thank you!
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