On Mon, 22 Mar 2021 12:28:47 +0100 Jan Kara <jack@xxxxxxx> wrote: > On Mon 22-03-21 12:22:53, Jack Qiu wrote: > > Function dio_send_cur_page may clear sdio->boundary, > > so save it to avoid boundary missing. > > > > Fixes: b1058b981272 ("direct-io: submit bio after boundary buffer is > > added to it") > > Cc: <stable@xxxxxxxxxxxxxxx> > > Signed-off-by: Jack Qiu <jack.qiu@xxxxxxxxxx> > > Indeed. The patch looks good to me. Feel free to add: > > Reviewed-by: Jan Kara <jack@xxxxxxx> It's been 8 years and nobody has noticed. I'm struggling to see the cc:stable justification here. Do we have any performance measurements which would justify backporting?