PinnedPage

kernel::mem::page_cache

Struct PinnedPage 

Source 
pub struct PinnedPage {
    id: CacheId,
    index: PageIndex,
    paddr: PhysicalAddress,
}
Expand description

RAII guard for a pinned page.

Unpins the page on Drop. Provides helpers to access the page and mark it dirty.

Fields§

§id: CacheId§index: PageIndex§paddr: PhysicalAddress

Implementations§

Source§

impl PinnedPage

Source

pub fn paddr(&self) -> PhysicalAddress

Physical address of the pinned page

Source

pub fn id(&self) -> CacheId

Cache identifier

Source

pub fn index(&self) -> PageIndex

Page index within the object

Source

pub fn mark_dirty(&self)

Mark this page dirty

Trait Implementations§

Source§

impl Drop for PinnedPage

Source§

fn drop(&mut self)

Executes the destructor for this type. Read more

Auto Trait Implementations§

§

impl Freeze for PinnedPage

§

impl RefUnwindSafe for PinnedPage

§

impl Send for PinnedPage

§

impl Sync for PinnedPage

§

impl Unpin for PinnedPage

§

impl UnwindSafe for PinnedPage

Blanket Implementations§

§

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

§

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
§

impl<T> Borrow<T> for T
where T: ?Sized,

§

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
§

impl<T> BorrowMut<T> for T
where T: ?Sized,

§

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

Mutably borrows from an owned value. Read more
§

impl<T> From<T> for T

§

fn from(t: T) -> T

Returns the argument unchanged.

§

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

§

fn into(self) -> U

Calls U::from(self).

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

§

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

§

type Error = Infallible

The type returned in the event of a conversion error.
§

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
§

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.
§

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

Performs the conversion.