Enum ReturnReason 

pub enum ReturnReason {
    Interrupt,
    Syscall,
    PageFault(VirtAddr, PageFaultFlags),
    Exception(ExceptionInfo),
    Unknown,
}

Available on crate feature uspace only.

A reason as to why the control of the CPU is returned from the user space to the kernel.

Variants

Interrupt

An interrupt.

Syscall

A system call.

PageFault(VirtAddr, PageFaultFlags)

A page fault.

Exception(ExceptionInfo)

Other kinds of exceptions.

Unknown

Unknown reason.

Trait Implementations

impl Clone for ReturnReason

fn clone(&self) -> ReturnReason

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ReturnReason

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

Formats the value using the given formatter.

impl Copy for ReturnReason