Document RWF_ATOMIC for asynchronous I/O. Signed-off-by: John Garry <john.g.garry@xxxxxxxxxx> --- man/man2/io_submit.2 | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/man/man2/io_submit.2 b/man/man2/io_submit.2 index c53ae9aaf..ef6414d24 100644 --- a/man/man2/io_submit.2 +++ b/man/man2/io_submit.2 @@ -140,6 +140,23 @@ 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 the flag of the same name 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