On Fri, Jun 03, 2016 at 01:59:15PM +0800, Chao Yu wrote: ... > >>> Do we have another expectation? > >> > >> ENOMEM or EIO? > > > > EIO will stop everything. > > ENOMEM would be better to wait for a while from page reclaim? > > Agree, but for ioctl path, IMO, we don't need to let user waiting for ENOMEM > case looping.
Well, if user wanted to do a synchronous gc, we need that, IMO.
