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.\" Copyright (C) 2021 Stefan Roesch <shr@fb.com> .\" .\" SPDX-License-Identifier: LGPL-2.0-or-later .\" .TH io_uring_submit_and_wait 3 "November 15, 2021" "liburing-2.1" "liburing Manual" .SH NAME io_uring_submit_and_wait - submit requests to the submission queue and wait for completion .fi .SH SYNOPSIS .nf .BR "#include <liburing.h>" .PP .BI "int io_uring_submit_and_wait(struct io_uring *ring," .fi .BI " unsigned wait_nr)" .PP .SH DESCRIPTION .PP The io_uring_submit_and_wait() function submits the next events to the submission queue belonging to the .I ring and waits for .I wait_nr completion events. After the caller retrieves a submission queue entry (SQE) with io_uring_get_sqe(), prepares the SQE, it can be submitted with io_uring_submit_and_wait(). .SH RETURN VALUE On success .BR io_uring_submit_and_wait (3) returns the number of submitted submission queue entries. On failure it returns -errno. .SH SEE ALSO .BR io_uring_get_sqe (3), io_uring_submit (3), io_uring_submit_and_wait_timeout (3)
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8 entries across 8 versions & 1 rubygems