RDMA/rds: Remove FMR support for memory registration
Use FRWR method for memory registration by default and remove the ancient
and unsafe FMR method.
Link: https://lore.kernel.org/r/3-v3-f58e6669d5d3+2cf-fmr_removal_jgg@mellanox.com
Signed-off-by: Max Gurtovoy <maxg@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
diff --git a/net/rds/ib_cm.c b/net/rds/ib_cm.c
index 0fec417..c3319ff 100644
--- a/net/rds/ib_cm.c
+++ b/net/rds/ib_cm.c
@@ -527,10 +527,10 @@ static int rds_ib_setup_qp(struct rds_connection *conn)
return -EOPNOTSUPP;
/* The fr_queue_space is currently set to 512, to add extra space on
- * completion queue and send queue. This extra space is used for FRMR
+ * completion queue and send queue. This extra space is used for FRWR
* registration and invalidation work requests
*/
- fr_queue_space = (rds_ibdev->use_fastreg ? RDS_IB_DEFAULT_FR_WR : 0);
+ fr_queue_space = RDS_IB_DEFAULT_FR_WR;
/* add the conn now so that connection establishment has the dev */
rds_ib_add_conn(rds_ibdev, conn);