⚠️ VeridianOS Kernel Documentation - This is low-level kernel code. All functions are unsafe unless explicitly marked otherwise. no_std

CfsRunQueue

Struct CfsRunQueue 

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pub struct CfsRunQueue { /* private fields */ }
Expand description

CFS run queue using red-black tree

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impl CfsRunQueue

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pub fn new() -> Self

Create new CFS run queue

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pub fn enqueue(&mut self, task: NonNull<Task>)

Add task to CFS queue

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pub fn dequeue(&mut self) -> Option<NonNull<Task>>

Remove task with lowest vruntime

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pub fn remove(&mut self, target: NonNull<Task>) -> bool

Remove specific task

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pub fn update_min_vruntime(&mut self, current_vruntime: u64)

Update minimum vruntime

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pub fn is_empty(&self) -> bool

Check if queue is empty

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impl Default for CfsRunQueue

Available on crate feature alloc only.
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fn default() -> Self

Returns the “default value” for a type. Read more

Auto Trait Implementations§

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impl Freeze for CfsRunQueue

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impl !RefUnwindSafe for CfsRunQueue

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impl Send for CfsRunQueue

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impl Sync for CfsRunQueue

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impl Unpin for CfsRunQueue

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impl !UnwindSafe for CfsRunQueue

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of [From]<T> for U chooses to do.

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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.