Module task::scheduler

Structs

• PriorityInheritanceGuard
  A guard that lowers a task’s priority back to its previous value when dropped.

Traits

• PriorityScheduler
  A task scheduler that supports some notion of priority.
• Scheduler
  A task scheduler.

Functions

• add_task
  Adds the given task to the least busy run queue.
• add_task_to
  Adds the given task to the specified CPU’s run queue.
• add_task_to_current
  Adds the given task to the current CPU’s run queue.
• busyness
  Returns the busyness of the scheduler on the given CPU, in which higher values indicate a busier scheduler.
• inherit_priority
  Modifies the given task’s priority to be the maximum of its priority and the current task’s priority.
• priority
  Returns the priority of the given task.
• remove_task
  Removes the given task from all run queues.
• remove_task_from
  Removes the given task from the specified CPU’s run queue.
• remove_task_from_current
  Removes the given task from the current CPU’s run queue.
• schedule
  Yields the current CPU by selecting a new Task to run next, and then switches to that new Task.
• set_policy
  Sets the scheduler policy for the given CPU.
• set_priority
  Sets the priority of the given task.
• tasks
  Returns the list of tasks running on each CPU.