On Mon, 2018-11-19 at 00:16 -0800, Christoph Hellwig wrote: > On Mon, Nov 19, 2018 at 12:51:27PM +0900, Damien Le Moal wrote: > > As explained in ioprio_get() and ionice man pages, the default I/O > > priority class for processes which have not set an I/O priority > > using > > ioprio_set() is IOPRIO_CLASS_BE and not IOPRIO_CLASS_NONE. > > While this matches the documentation, we've returned the current > values for 10 years, and before that plain 0 without any ioprio > magic. It might be safer to just fix the documentation. OK. Will send a patch to fix the man pages.