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    SubjectRe: [PATCH v4 bpf-next 6/6] bpf: runqslower: use task local storage
    On Mon, Feb 22, 2021 at 05:20:14PM -0800, Song Liu wrote:
    > Replace hashtab with task local storage in runqslower. This improves the
    > performance of these BPF programs. The following table summarizes average
    > runtime of these programs, in nanoseconds:
    >
    > task-local hash-prealloc hash-no-prealloc
    > handle__sched_wakeup 125 340 3124
    > handle__sched_wakeup_new 2812 1510 2998
    > handle__sched_switch 151 208 991
    Nice! The required code change is also minimal.

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