Struct IoUringCapabilities 

pub struct IoUringCapabilities { /* private fields */ }

Features io_uring du kernel courant (axe G, 16 features en 6.12). Lues dans io_uring_params.features après setup, exposées par prédicats stables.

Implementations

impl IoUringCapabilities

pub fn single_mmap(&self) -> bool

IORING_FEAT_SINGLE_MMAP : SQ et CQ partagent une seule mmap.

pub fn nodrop(&self) -> bool

IORING_FEAT_NODROP : la CQ ne perd pas de complétions (overflow retenu).

pub fn submit_stable(&self) -> bool

IORING_FEAT_SUBMIT_STABLE : données de soumission stables après enter.

pub fn rw_cur_pos(&self) -> bool

IORING_FEAT_RW_CUR_POS : offset -1 = position courante du fichier.

pub fn cur_personality(&self) -> bool

IORING_FEAT_CUR_PERSONALITY : applique la personnalité courante.

pub fn fast_poll(&self) -> bool

IORING_FEAT_FAST_POLL : poll interne rapide.

pub fn poll_32bits(&self) -> bool

IORING_FEAT_POLL_32BITS : masques de poll 32 bits.

pub fn sqpoll_nonfixed(&self) -> bool

IORING_FEAT_SQPOLL_NONFIXED : SQPOLL sans FD fixes obligatoires.

pub fn ext_arg(&self) -> bool

IORING_FEAT_EXT_ARG : argument étendu d’enter (timeout d’attente).

pub fn native_workers(&self) -> bool

IORING_FEAT_NATIVE_WORKERS : workers io-wq natifs.

pub fn rsrc_tags(&self) -> bool

IORING_FEAT_RSRC_TAGS : étiquetage des ressources enregistrées.

pub fn cqe_skip(&self) -> bool

IORING_FEAT_CQE_SKIP : support de IOSQE_CQE_SKIP_SUCCESS.

pub fn linked_file(&self) -> bool

IORING_FEAT_LINKED_FILE : résolution de FD dans les chaînes liées.

pub fn reg_reg_ring(&self) -> bool

IORING_FEAT_REG_REG_RING : enregistrement du ring fd via ring enregistré.

pub fn recvsend_bundle(&self) -> bool

IORING_FEAT_RECVSEND_BUNDLE : recv/send groupés (bundle).

pub fn min_timeout(&self) -> bool

IORING_FEAT_MIN_TIMEOUT : timeout minimal d’attente (ABS_TIMER).

Trait Implementations

impl Clone for IoUringCapabilities

fn clone(&self) -> IoUringCapabilities

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for IoUringCapabilities

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

Formats the value using the given formatter.

impl Copy for IoUringCapabilities