Signed-off-by: Jürg Billeter <j@xxxxxxxxx> --- Changes since version 1: - Explain offset handling man2/io_submit.2 | 13 +++++++++++++ man2/readv.2 | 17 +++++++++++++++++ 2 files changed, 30 insertions(+) diff --git a/man2/io_submit.2 b/man2/io_submit.2 index 397fd0b75..25961138a 100644 --- a/man2/io_submit.2 +++ b/man2/io_submit.2 @@ -111,6 +111,19 @@ field of the .I io_event structure (see .BR io_getevents (2)). +.TP +.BR RWF_APPEND " (since Linux 4.16)" +.\" commit e1fc742e14e01d84d9693c4aca4ab23da65811fb +Append data to the end of the file. +See the description of the flag of the same name in +.BR pwritev2 (2) +as well as the description of +.B O_APPEND +in +.BR open (2). +The +.I aio_offset +field is ignored. The file offset is not changed. .RE .TP .I aio_lio_opcode diff --git a/man2/readv.2 b/man2/readv.2 index b3b7b9658..9ef250e11 100644 --- a/man2/readv.2 +++ b/man2/readv.2 @@ -248,6 +248,23 @@ to .BR EAGAIN . Currently, this flag is meaningful only for .BR preadv2 (). +.TP +.BR RWF_APPEND " (since Linux 4.16)" +.\" commit e1fc742e14e01d84d9693c4aca4ab23da65811fb +Provide a per-write equivalent of the +.B O_APPEND +.BR open (2) +flag. +This flag is meaningful only for +.BR pwritev2 (), +and its effect applies only to the data range written by the system call. +The +.I offset +argument does not affect the write operation, the data is always appended +to the end of the file. However, if the +.I offset +argument is \-1, the current file offset is updated. +This matches the behavior when the file is opened in append mode. .SH RETURN VALUE On success, .BR readv (), -- 2.16.3 -- To unsubscribe from this list: send the line "unsubscribe linux-man" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
