On Mon, Jul 08, 2024 at 11:42:27AM GMT, John Garry wrote: > 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 Maybe?: of this same flag 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 > -- <https://www.alejandro-colomar.es/>
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