1 .\" Copyright (c) 2003 Andries Brouwer (aeb@cwi.nl)
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24 .TH AIO_FSYNC 3 2021-03-22 "" "Linux Programmer's Manual"
26 aio_fsync \- asynchronous file synchronization
31 .BI "int aio_fsync(int " op ", struct aiocb *" aiocbp );
33 Link with \fI\-lrt\fP.
38 function does a sync on all outstanding asynchronous I/O operations
40 .IR aiocbp\->aio_fildes .
43 for a description of the
51 then all currently queued I/O operations shall be
52 completed as if by a call of
58 this call is the asynchronous analog of
61 Note that this is a request only; it does not wait for I/O completion.
65 the only field in the structure pointed to by
67 that is used by this call is the
71 structure, described in
73 which indicates the desired type of asynchronous notification at completion.
74 All other fields are ignored.
76 On success (the sync request was successfully queued)
77 this function returns 0.
78 On error, \-1 is returned, and
80 is set to indicate the error.
88 is not a valid file descriptor open for writing.
91 Synchronized I/O is not supported for this file, or
104 function is available since glibc 2.1.
106 For an explanation of the terms used in this section, see
114 Interface Attribute Value
117 T} Thread safety MT-Safe
123 POSIX.1-2001, POSIX.1-2008.