The scx_userland scheduler itself knows which task in user space is the scheduler task, and schedules it when it doesn't have any more runnable tasks to dispatc

The scx_userland scheduler itself knows which task in user space is the scheduler task, and schedules it when it doesn't have any more runnable tasks to dispatch from the kernel: https://github.com/sched-ext/scx/blob/main/scheds/rust/scx_rustland/src/bpf/main.bpf.c#L450-L468 https://github.com/sched-ext/scx/blob/main/scheds/rust/scx_r...