Module scheduler 

Core scheduler implementation

Contains the Scheduler struct which implements the scheduling algorithms (round-robin, priority, CFS, hybrid), task enqueueing/dequeueing, context switching, and the global scheduler instance.

Structs

Scheduler

Scheduler state

Enums

SchedAlgorithm

Scheduling algorithm

Functions

current_scheduler

Get scheduler for current CPU

get_task_ptr

Look up a task pointer by PID. O(log n) via BTreeMap.

register_task

Register a task in the global PID-to-Task registry.

schedule_on_cpu

Schedule on specific CPU

should_preempt

Check if should preempt current task

unregister_task

Unregister a task from the global PID-to-Task registry.