On Fri, Mar 19, 2021 at 08:56:28AM -0400, kaike.wan@xxxxxxxxx wrote: > +struct rv_mr_cache { > + u64 max_size; > + void *ops_arg; > + struct mmu_notifier mn; Nope on using raw mmu_notifier, this code isn't done right in hfi1, I'm not looking at it again here. Use the interval notifier. Jason