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    SubjectRe: [PATCH bpf-next v9 0/4] Support storing struct task_struct objects as kptrs
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    Hello:

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

    On Sat, 19 Nov 2022 23:10:00 -0600 you wrote:
    > Now that BPF supports adding new kernel functions with kfuncs, and
    > storing kernel objects in maps with kptrs, we can add a set of kfuncs
    > which allow struct task_struct objects to be stored in maps as
    > referenced kptrs.
    >
    > The possible use cases for doing this are plentiful. During tracing,
    > for example, it would be useful to be able to collect some tasks that
    > performed a certain operation, and then periodically summarize who they
    > are, which cgroup they're in, how much CPU time they've utilized, etc.
    > Doing this now would require storing the tasks' pids along with some
    > relevant data to be exported to user space, and later associating the
    > pids to tasks in other event handlers where the data is recorded.
    > Another useful by-product of this is that it allows a program to pin a
    > task in a BPF program, and by proxy therefore also e.g. pin its task
    > local storage.
    >
    > [...]

    Here is the summary with links:
    - [bpf-next,v9,1/4] bpf: Allow multiple modifiers in reg_type_str() prefix
    https://git.kernel.org/bpf/bpf-next/c/ef66c5475d7f
    - [bpf-next,v9,2/4] bpf: Allow trusted pointers to be passed to KF_TRUSTED_ARGS kfuncs
    https://git.kernel.org/bpf/bpf-next/c/3f00c5239344
    - [bpf-next,v9,3/4] bpf: Add kfuncs for storing struct task_struct * as a kptr
    https://git.kernel.org/bpf/bpf-next/c/90660309b0c7
    - [bpf-next,v9,4/4] bpf/selftests: Add selftests for new task kfuncs
    https://git.kernel.org/bpf/bpf-next/c/fe147956fca4

    You are awesome, thank you!
    --
    Deet-doot-dot, I am a bot.
    https://korg.docs.kernel.org/patchwork/pwbot.html


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