.TH io_queue_release 3 2019-07-23 "Linux" "Linux AIO" .SH NAME io_queue_release \- Release the context associated with the userspace handle .SH SYNOPSIS .nf .B #include .br .B #include .br .sp .BI "int io_queue_release(io_context_t " ctx ");" .sp .SH DESCRIPTION .B io_queue_release destroys the context associated with the userspace handle. May cancel any outstanding AIOs and block on completion. . .SH "RETURN VALUES" On success, .BR io_queue_release () returns .BR 0 . Otherwise, -error is return, where error is one of the Exxx values defined in the Errors section. .SH ERRORS .TP .B EINVAL .I ctx refers to an uninitialized aio context, the .I iocb pointed to by .I iocbs contains an improperly initialized .IR iocb . .TP .B ENOSYS Not implemented. .SH "SEE ALSO" .BR io (3), .BR io_cancel (3), .BR io_fsync (3), .BR io_getevents (3), .BR io_prep_fsync (3), .BR io_prep_pread (3), .BR io_prep_pwrite (3), .BR io_queue_init (3), .BR io_queue_run (3), .BR io_queue_wait(3), .BR io_set_callback (3), .BR io_submit (3), .BR errno (3).