Enum DeviceExtent 

pub enum DeviceExtent {
    Sparse,
    Block(u64),
    InlineTail(u64),
}

Physical backing for a logical Extent.

Variants

Sparse

Unbacked (sparse) extent that reads as zeros.

Block(u64)

Block-aligned physical extent starting at the given device byte offset.

InlineTail(u64)

Single-block inline tail extent starting at a sub-block device byte offset.

Trait Implementations

impl Clone for DeviceExtent

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for DeviceExtent

impl Debug for DeviceExtent

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

Formats the value using the given formatter.

impl Eq for DeviceExtent

impl From<Option<u64>> for DeviceExtent

fn from(offset: Option<u64>) -> Self

Converts to this type from the input type.

impl PartialEq for DeviceExtent

fn eq(&self, other: &Self) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl StructuralPartialEq for DeviceExtent