From: Leon Romanovsky <leonro@mellanox.com>
Date: Wed, 24 Jun 2020 13:54:21 +0300
Subject: RDMA/core: Delete not-used create RWQ table function
Patch-mainline: v5.9-rc1
Git-commit: 14c2b89634a28577a242cb34f339d981da6d3ef6
References: jsc#SLE-15176

The RWQ table is used for RSS uverbs and not in used for the kernel
consumers, delete ib_create_rwq_ind_table() routine that is not
called at all.

Link: https://lore.kernel.org/r/20200624105422.1452290-5-leon@kernel.org
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/infiniband/core/verbs.c |   39 ---------------------------------------
 include/rdma/ib_verbs.h         |    3 ---
 2 files changed, 42 deletions(-)

--- a/drivers/infiniband/core/verbs.c
+++ b/drivers/infiniband/core/verbs.c
@@ -2410,45 +2410,6 @@ int ib_modify_wq(struct ib_wq *wq, struc
 EXPORT_SYMBOL(ib_modify_wq);
 
 /*
- * ib_create_rwq_ind_table - Creates a RQ Indirection Table.
- * @device: The device on which to create the rwq indirection table.
- * @ib_rwq_ind_table_init_attr: A list of initial attributes required to
- * create the Indirection Table.
- *
- * Note: The life time of ib_rwq_ind_table_init_attr->ind_tbl is not less
- *	than the created ib_rwq_ind_table object and the caller is responsible
- *	for its memory allocation/free.
- */
-struct ib_rwq_ind_table *ib_create_rwq_ind_table(struct ib_device *device,
-						 struct ib_rwq_ind_table_init_attr *init_attr)
-{
-	struct ib_rwq_ind_table *rwq_ind_table;
-	int i;
-	u32 table_size;
-
-	if (!device->ops.create_rwq_ind_table)
-		return ERR_PTR(-EOPNOTSUPP);
-
-	table_size = (1 << init_attr->log_ind_tbl_size);
-	rwq_ind_table = device->ops.create_rwq_ind_table(device,
-							 init_attr, NULL);
-	if (IS_ERR(rwq_ind_table))
-		return rwq_ind_table;
-
-	rwq_ind_table->ind_tbl = init_attr->ind_tbl;
-	rwq_ind_table->log_ind_tbl_size = init_attr->log_ind_tbl_size;
-	rwq_ind_table->device = device;
-	rwq_ind_table->uobject = NULL;
-	atomic_set(&rwq_ind_table->usecnt, 0);
-
-	for (i = 0; i < table_size; i++)
-		atomic_inc(&rwq_ind_table->ind_tbl[i]->usecnt);
-
-	return rwq_ind_table;
-}
-EXPORT_SYMBOL(ib_create_rwq_ind_table);
-
-/*
  * ib_destroy_rwq_ind_table - Destroys the specified Indirection Table.
  * @wq_ind_table: The Indirection Table to destroy.
 */
--- a/include/rdma/ib_verbs.h
+++ b/include/rdma/ib_verbs.h
@@ -4420,9 +4420,6 @@ struct ib_wq *ib_create_wq(struct ib_pd
 int ib_destroy_wq(struct ib_wq *wq, struct ib_udata *udata);
 int ib_modify_wq(struct ib_wq *wq, struct ib_wq_attr *attr,
 		 u32 wq_attr_mask);
-struct ib_rwq_ind_table *ib_create_rwq_ind_table(struct ib_device *device,
-						 struct ib_rwq_ind_table_init_attr*
-						 wq_ind_table_init_attr);
 int ib_destroy_rwq_ind_table(struct ib_rwq_ind_table *wq_ind_table);
 
 int ib_map_mr_sg(struct ib_mr *mr, struct scatterlist *sg, int sg_nents,