IB/core: Drop ib_alloc_fast_reg_mr

Fully replaced by a more generic and suitable
ib_alloc_mr.
Signed-off-by: Sagi Grimberg <sagig@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>

drivers/infiniband/core/verbs.c

@@ -1253,15 +1253,10 @@ struct ib_mr *ib_alloc_mr(struct ib_pd *pd,
 {
 	struct ib_mr *mr;
 
-	if (pd->device->alloc_mr) {
-		mr = pd->device->alloc_mr(pd, mr_type, max_num_sg);
-	} else {
-		if (mr_type != IB_MR_TYPE_MEM_REG ||
-		    !pd->device->alloc_fast_reg_mr)
+	if (!pd->device->alloc_mr)
 		return ERR_PTR(-ENOSYS);
-		mr = pd->device->alloc_fast_reg_mr(pd, max_num_sg);
-	}
 
+	mr = pd->device->alloc_mr(pd, mr_type, max_num_sg);
 	if (!IS_ERR(mr)) {
 		mr->device  = pd->device;
 		mr->pd      = pd;
@@ -1274,27 +1269,6 @@ struct ib_mr *ib_alloc_mr(struct ib_pd *pd,
 }
 EXPORT_SYMBOL(ib_alloc_mr);
 
-struct ib_mr *ib_alloc_fast_reg_mr(struct ib_pd *pd, int max_page_list_len)
-{
-	struct ib_mr *mr;
-
-	if (!pd->device->alloc_fast_reg_mr)
-		return ERR_PTR(-ENOSYS);
-
-	mr = pd->device->alloc_fast_reg_mr(pd, max_page_list_len);
-
-	if (!IS_ERR(mr)) {
-		mr->device  = pd->device;
-		mr->pd      = pd;
-		mr->uobject = NULL;
-		atomic_inc(&pd->usecnt);
-		atomic_set(&mr->usecnt, 0);
-	}
-
-	return mr;
-}
-EXPORT_SYMBOL(ib_alloc_fast_reg_mr);
-
 struct ib_fast_reg_page_list *ib_alloc_fast_reg_page_list(struct ib_device *device,
 							  int max_page_list_len)
 {

include/rdma/ib_verbs.h

@@ -1672,8 +1672,6 @@ struct ib_device {
 	struct ib_mr *		   (*alloc_mr)(struct ib_pd *pd,
 					       enum ib_mr_type mr_type,
 					       u32 max_num_sg);
-	struct ib_mr *		   (*alloc_fast_reg_mr)(struct ib_pd *pd,
-					       int max_page_list_len);
 	struct ib_fast_reg_page_list * (*alloc_fast_reg_page_list)(struct ib_device *device,
 								   int page_list_len);
 	void			   (*free_fast_reg_page_list)(struct ib_fast_reg_page_list *page_list);
@@ -2820,15 +2818,6 @@ struct ib_mr *ib_alloc_mr(struct ib_pd *pd,
 			  enum ib_mr_type mr_type,
 			  u32 max_num_sg);
 
-/**
- * ib_alloc_fast_reg_mr - Allocates memory region usable with the
- *   IB_WR_FAST_REG_MR send work request.
- * @pd: The protection domain associated with the region.
- * @max_page_list_len: requested max physical buffer list length to be
- *   used with fast register work requests for this MR.
- */
-struct ib_mr *ib_alloc_fast_reg_mr(struct ib_pd *pd, int max_page_list_len);
-
 /**
  * ib_alloc_fast_reg_page_list - Allocates a page list array
  * @device - ib device pointer.