Module scheduler

Scheduling subsystem (in-OSTD part).

This module defines what OSTD expects from a scheduling implementation and provides useful functions for controlling the execution flow.

Modules

fifo_scheduler 🔒

info

Scheduling related information in a task.

Enums

EnqueueFlags

Possible triggers of an enqueue action.

ReschedAction 🔒

Possible actions of a rescheduling.

UpdateFlags

Possible triggers of an update_current action.

Statics

SCHEDULER 🔒

Traits

LocalRunQueue

The local view of a per-CPU runqueue.

Scheduler

A per-CPU task scheduler.

Functions

exit_current 🔒

Dequeues the current task from its runqueue.

inject_scheduler

Injects a scheduler implementation into framework.

might_preempt 🔒

Preempts the current task.

park_current 🔒

Blocks the current task unless has_woken() returns true.

reschedule 🔒

Do rescheduling by acting on the scheduling decision (ReschedAction) made by a user-given closure.

run_new_task 🔒

Enqueues a newly built task.

set_need_preempt 🔒

unpark_target 🔒

Unblocks a target task.

yield_now 🔒

Yields execution.