Document RWF_ATOMIC for asynchronous I/O. Reviewed-by: "Darrick J. Wong" <djwong@xxxxxxxxxx> Signed-off-by: John Garry <john.g.garry@xxxxxxxxxx> --- man/man2/io_submit.2 | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/man/man2/io_submit.2 b/man/man2/io_submit.2 index c53ae9aaf..12b4a72d7 100644 --- a/man/man2/io_submit.2 +++ b/man/man2/io_submit.2 @@ -140,6 +140,25 @@ as well the description of .B O_SYNC in .BR open (2). +.TP +.BR RWF_ATOMIC " (since Linux 6.11)" +Write a block of data such that a write will never be torn from power fail or +similar. +See the description of +.B RWF_ATOMIC +in +.BR pwritev2 (2). +For usage with +.BR IOCB_CMD_PWRITEV, +the upper vector limit is in +.I stx_atomic_write_segments_max. +See +.B STATX_WRITE_ATOMIC +and +.I stx_atomic_write_segments_max +description +in +.BR statx (2). .RE .TP .I aio_lio_opcode -- 2.31.1
