Enum vhost_user_backend::VhostUserHandlerError

pub enum VhostUserHandlerError {
    CreateEpollHandler(VringEpollError),
    SpawnVringWorker(Error),
    MissingMemoryMapping,
}

Errors related to vhost-user handler.

Variants

CreateEpollHandler(VringEpollError)

Failed to create vring worker.

SpawnVringWorker(Error)

Failed to spawn vring worker.

MissingMemoryMapping

Could not find the mapping from memory regions.

Trait Implementations

impl Debug for VhostUserHandlerError

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

Formats the value using the given formatter.

impl Display for VhostUserHandlerError

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

Formats the value using the given formatter.

impl Error for VhostUserHandlerError

fn source(&self) -> Option<&(dyn Error + 'static)>

The lower-level source of this error, if any.

fn backtrace(&self) -> Option<&Backtrace>

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

Returns a stack backtrace, if available, of where this error occurred.

fn description(&self) -> &str

👎 Deprecated since 1.42.0:

use the Display impl or to_string()

fn cause(&self) -> Option<&dyn Error>

👎 Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting