Struct CompleteEntry 

#[repr(C, align(16))]
pub struct CompleteEntry {
    pub result: i64,
    pub user_data: u64,
    pub flags: u16,
    pub _reserved: [u8; 6],
}

Completion entry — kernel’s response to a submission.

Written by kernel, read by userspace. The user_data field matches the value from the corresponding SubmitEntry.

Fields

result: i64

Result value. Positive/zero = success, negative = -errno.

user_data: u64

User token from the corresponding SubmitEntry.

flags: u16

Completion flags (see complete_flags).

_reserved: [u8; 6]

Reserved.

Implementations

impl CompleteEntry

pub const fn new(result: i64, user_data: u64) -> Self

Create a completion entry.

pub fn is_ok(&self) -> bool

Whether the operation succeeded.

pub fn error(&self) -> Option<i32>

Error code if the operation failed.

Trait Implementations

impl Clone for CompleteEntry

fn clone(&self) -> CompleteEntry

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Default for CompleteEntry

fn default() -> CompleteEntry

Returns the “default value” for a type.

impl Copy for CompleteEntry