io_uring_cqe_seen(3) — Linux manual page


io_uring_cqe_seen(3)         liburing Manual        io_uring_cqe_seen(3)

NAME         top

       io_uring_cqe_seen - mark io_uring completion event as consumed

SYNOPSIS         top

       #include <liburing.h>

       void io_uring_cqe_seen(struct io_uring *ring,
                              struct io_uring_cqe *cqe);

DESCRIPTION         top

       The io_uring_cqe_seen(3) function marks the IO completion cqe
       belonging to the ring param as consumed.

       After the caller has submitted a request with io_uring_submit(3),
       the application can retrieve the completion with
       io_uring_wait_cqe(3), io_uring_peek_cqe(3), or any of the other
       CQE retrieval helpers, and mark it as consumed with

       Completions must be marked as completed so their slot can get

RETURN VALUE         top


SEE ALSO         top

       io_uring_submit(3), io_uring_peek_cqe(3), io_uring_wait_cqe(3),
       io_uring_wait_cqes(3), io_uring_wait_cqe_timeout(3)

COLOPHON         top

       This page is part of the liburing (A library for io_uring)
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       this manual page, send it to  This page
       was obtained from the project's upstream Git repository
       ⟨⟩ on 2023-12-22.  (At that
       time, the date of the most recent commit that was found in the
       repository was 2023-12-19.)  If you discover any rendering
       problems in this HTML version of the page, or you believe there
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       (which is not part of the original manual page), send a mail to

liburing-2.1                November 15, 2021       io_uring_cqe_seen(3)

Pages that refer to this page: io_uring_cq_advance(3)io_uring_cqe_seen(3)io_uring_for_each_cqe(3)