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    SubjectRe: [RFC PATCH RESEND bpf-next 0/4] Support bpf trampoline for RV64
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    On 2022/12/22 21:00, Björn Töpel wrote:
    > Pu Lehui <pulehui@huaweicloud.com> writes:
    >
    >> BPF trampoline is the critical infrastructure of the bpf
    >> subsystem, acting as a mediator between kernel functions
    >> and BPF programs. Numerous important features, such as
    >> using ebpf program for zero overhead kernel introspection,
    >> rely on this key component. We can't wait to support bpf
    >> trampoline on RV64. The implementation of bpf trampoline
    >> was closely to x86 and arm64 for future development.
    >
    > Thank you for working on this! BPF trampoline is the "missing piece"
    > from getting proper kfunc support.
    >
    > Unfortunately, I wont be able to do a proper review until next week.
    >

    Take your time, it might take several rounds of optimization. Yep, riscv
    bpf will look more complete when bpf trampoline and kfunc are supported.

    Anyway, have a nice christmas holidays.😄

    Lehui

    >
    > Happy holidays,
    > Björn

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