RDMA/hfi1: Use mmu_interval_notifier_insert for user_exp_rcv
This converts one of the two users of mmu_notifiers to use the new API.
The conversion is fairly straightforward, however the existing use of
notifiers here seems to be racey.
Link: https://lore.kernel.org/r/20191112202231.3856-7-jgg@ziepe.ca
Tested-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
diff --git a/drivers/infiniband/hw/hfi1/hfi.h b/drivers/infiniband/hw/hfi1/hfi.h
index fa45350..fc10d65 100644
--- a/drivers/infiniband/hw/hfi1/hfi.h
+++ b/drivers/infiniband/hw/hfi1/hfi.h
@@ -1444,7 +1444,7 @@ struct hfi1_filedata {
/* for cpu affinity; -1 if none */
int rec_cpu_num;
u32 tid_n_pinned;
- struct mmu_rb_handler *handler;
+ bool use_mn;
struct tid_rb_node **entry_to_rb;
spinlock_t tid_lock; /* protect tid_[limit,used] counters */
u32 tid_limit;