Enum compio_driver::Decision

pub enum Decision {
    Completed(usize),
    Wait(WaitArg),
    Blocking(Event),
}

Result of OpCode::pre_submit.

Variants

Completed(usize)

Instant operation, no need to submit

Wait(WaitArg)

Async operation, needs to submit

Blocking(Event)

Blocking operation, needs to be spawned in another thread

Implementations

impl Decision

pub fn wait_for(fd: RawFd, interest: Interest) -> Self

Decide to wait for the given fd with the given interest.

pub fn wait_readable(fd: RawFd) -> Self

Decide to wait for the given fd to be readable.

pub fn wait_writable(fd: RawFd) -> Self

Decide to wait for the given fd to be writable.

pub fn blocking_dummy() -> Self

Decide to spawn a blocking task with a dummy event.

pub fn blocking_readable(fd: RawFd) -> Self

Decide to spawn a blocking task with a readable event.

pub fn blocking_writable(fd: RawFd) -> Self

Decide to spawn a blocking task with a writable event.