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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 .SH SYNOPSIS .nf .B #include <liburing.h> .PP .BI "int io_uring_submit_and_wait(struct io_uring *" ring "," .BI " unsigned " wait_nr ");" .fi .SH DESCRIPTION .PP The .BR io_uring_submit_and_wait (3) function submits the next requests from 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 .BR io_uring_get_sqe (3) and prepares the SQE, it can be submitted with .BR io_uring_submit_and_wait (3) . .SH RETURN VALUE On success .BR io_uring_submit_and_wait (3) returns the number of submitted submission queue entries. On failure it returns .BR -errno . .SH SEE ALSO .BR io_uring_get_sqe (3), .BR io_uring_submit (3), .BR io_uring_submit_and_wait_timeout (3)
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13 entries across 13 versions & 1 rubygems