# PageTableEntry in os::mm::page_table - Rust
API documentation for the Rust `PageTableEntry` struct in crate `os`.
Keywords: rust, rustlang, rust-lang, PageTableEntry

# Struct os::mm::page_table::PageTableEntry

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    #[repr(C)]pub struct PageTableEntry {
        pub bits: usize,
    }

## Fields

`bits: usize`

## Implementations

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### impl PageTableEntry

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

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#### pub fn empty() -> Self

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#### pub fn ppn(&self) -> PhysPageNum

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#### pub fn flags(&self) -> PTEFlags

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#### pub fn is_valid(&self) -> bool

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#### pub fn readable(&self) -> bool

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#### pub fn writable(&self) -> bool

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#### pub fn executable(&self) -> bool

## Trait Implementations

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### impl Clone for PageTableEntry

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#### fn clone(&self) -> PageTableEntry

Returns a copy of the value. Read more

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#### fn clone_from(&mut self, source: &Self)

Performs copy-assignment from `source`. Read more

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### impl Copy for PageTableEntry

## Auto Trait Implementations

### impl RefUnwindSafe for PageTableEntry

### impl Send for PageTableEntry

### impl Sync for PageTableEntry

### impl Unpin for PageTableEntry

### impl UnwindSafe for PageTableEntry

## 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> ToOwned for T where
T: Clone,

#### type Owned = T

The resulting type after obtaining ownership.

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#### pub fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

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#### pub fn clone_into(&self, target: &mut T)

🔬 This is a nightly-only experimental API. (`toowned_clone_into`)

Uses borrowed data to replace owned data, usually by cloning. Read more

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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.