diff options
Diffstat (limited to '')
| -rw-r--r-- | man3/aio_read.3 | 23 |
1 files changed, 11 insertions, 12 deletions
diff --git a/man3/aio_read.3 b/man3/aio_read.3 index 909d444..49de8f8 100644 --- a/man3/aio_read.3 +++ b/man3/aio_read.3 @@ -3,7 +3,7 @@ .\" .\" SPDX-License-Identifier: GPL-2.0-or-later .\" -.TH aio_read 3 2023-07-20 "Linux man-pages 6.05.01" +.TH aio_read 3 2023-10-31 "Linux man-pages 6.7" .SH NAME aio_read \- asynchronous read .SH LIBRARY @@ -12,7 +12,7 @@ Real-time library .SH SYNOPSIS .nf .B "#include <aio.h>" -.PP +.P .BI "int aio_read(struct aiocb *" aiocbp ); .fi .SH DESCRIPTION @@ -23,13 +23,13 @@ function queues the I/O request described by the buffer pointed to by This function is the asynchronous analog of .BR read (2). The arguments of the call -.PP +.P .in +4n .EX read(fd, buf, count) .EE .in -.PP +.P correspond (in order) to the fields .IR aio_fildes , .IR aio_buf , @@ -42,13 +42,13 @@ of the structure pointed to by for a description of the .I aiocb structure.) -.PP +.P The data is read starting at the absolute position .IR aiocbp\->aio_offset , regardless of the file offset. After the call, the value of the file offset is unspecified. -.PP +.P The "asynchronous" means that this call returns as soon as the request has been enqueued; the read may or may not have completed when the call returns. @@ -59,20 +59,20 @@ The return status of a completed I/O operation can be obtained by Asynchronous notification of I/O completion can be obtained by setting .I aiocbp\->aio_sigevent appropriately; see -.BR sigevent (7) +.BR sigevent (3type) for details. -.PP +.P If .B _POSIX_PRIORITIZED_IO is defined, and this file supports it, then the asynchronous operation is submitted at a priority equal to that of the calling process minus .IR aiocbp\->aio_reqprio . -.PP +.P The field .I aiocbp\->aio_lio_opcode is ignored. -.PP +.P No data is read from a regular file beyond its maximum offset. .SH RETURN VALUE On success, 0 is returned. @@ -128,7 +128,6 @@ T{ .BR aio_read () T} Thread safety MT-Safe .TE -.sp 1 .SH STANDARDS POSIX.1-2008. .SH HISTORY @@ -142,7 +141,7 @@ The buffer area being read into .\" or the control block of the operation must not be accessed during the operation or undefined results may occur. The memory areas involved must remain valid. -.PP +.P Simultaneous I/O operations specifying the same .I aiocb structure produce undefined results. |