# FrameTracker in os::mm::frame_allocator - Rust
manage a frame which has the same lifecycle as the tracker
Keywords: rust, rustlang, rust-lang, FrameTracker

# Struct os::mm::frame_allocator::FrameTracker

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    pub struct FrameTracker {
        pub ppn: PhysPageNum,
    }

Expand description

manage a frame which has the same lifecycle as the tracker

## Fields

`ppn: PhysPageNum`

## Implementations

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### impl FrameTracker

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#### pub fn new(ppn: PhysPageNum) -> Self

## Trait Implementations

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### impl Debug for FrameTracker

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#### fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

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### impl Drop for FrameTracker

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#### fn drop(&mut self)

Executes the destructor for this type. Read more

## Auto Trait Implementations

### impl RefUnwindSafe for FrameTracker

### impl Send for FrameTracker

### impl Sync for FrameTracker

### impl Unpin for FrameTracker

### impl UnwindSafe for FrameTracker

## Blanket Implementations

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

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#### pub 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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#### pub 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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#### pub 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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#### pub fn from(t: T) -> T

Performs the conversion.

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

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#### pub fn into(self) -> U

Performs the conversion.

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

#### type Error = Infallible

The type returned in the event of a conversion error.

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#### pub 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>,

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

The type returned in the event of a conversion error.

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#### pub fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.