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25 .TH AIO_SUSPEND 3 2012-05-08 "" "Linux Programmer's Manual"
27 aio_suspend \- wait for asynchronous I/O operation or timeout
33 .BI "int aio_suspend(const struct aiocb * const " aiocb_list [],
35 .BI " int " nitems ", const struct timespec *" timeout );
37 Link with \fI\-lrt\fP.
42 function suspends the calling thread until one of the following occurs:
44 One or more of the asynchronous I/O requests in the list
48 A signal is delivered.
51 is not NULL and the specified time interval has passed.
59 argument specifies the number of items in
61 Each item in the list pointed to by
63 must be either NULL (and then is ignored),
64 or a pointer to a control block on which I/O was initiated using
71 for a description of the
77 is supported, this clock is used to measure
78 the timeout interval (see
79 .BR clock_gettime (3)).
81 If this function returns after completion of one of the I/O
85 Otherwise, \-1 is returned, and
87 is set to indicate the error.
91 The call timed out before any of the indicated operations
95 The call was ended by signal
96 (possibly the completion signal of one of the operations we were
106 function is available since glibc 2.1.
108 POSIX.1-2001, POSIX.1-2008.
110 One can achieve polling by using a non-NULL
112 that specifies a zero time interval.
114 If one or more of the asynchronous I/O operations specified in
116 has already completed at the time of the call to
118 then the call returns immediately.
120 To determine which I/O operations have completed
121 after a successful return from
127 structures pointed to by
140 This page is part of release 3.79 of the Linux
143 A description of the project,
144 information about reporting bugs,
145 and the latest version of this page,
147 \%http://www.kernel.org/doc/man\-pages/.