On Mon, 16 Apr 2018, Christopher Lameter wrote: > On Mon, 16 Apr 2018, Mikulas Patocka wrote: > > > > Please clarify further, thanks! > > > Mike > > > > Yes, using a slab cache currently doesn't avoid this rouding (it needs the > > SLAB_MINIMIZE_WASTE patch to do that). > > Or an increase in slab_max_order But that will increase it for all slabs (often senselessly - i.e. kmalloc-4096 would have order 4MB). I need to increase it just for dm-bufio slabs. Mikulas
