RDS: Remove some unused iWARP code

rds_iw_flush_goal() just returns a count, but it is only called in one
place and its return value is ignored there.  So delete all the dead code.

Signed-off-by: Roland Dreier <roland@purestorage.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 14 deletions

diff --git a/net/rds/iw_rdma.c b/net/rds/iw_rdma.c
index 4e1de171866c..a817705ce2d0 100644
--- a/net/rds/iw_rdma.c
+++ b/net/rds/iw_rdma.c
@@ -477,17 +477,6 @@ void rds_iw_sync_mr(void *trans_private, int direction)
         }
 }
 
-static inline unsigned int rds_iw_flush_goal(struct rds_iw_mr_pool *pool, int free_all)
-{
-        unsigned int item_count;
-
-        item_count = atomic_read(&pool->item_count);
-        if (free_all)
-                return item_count;
-
-        return 0;
-}
-
 /*
  * Flush our pool of MRs.
  * At a minimum, all currently unused MRs are unmapped.
@@ -500,7 +489,7 @@ static int rds_iw_flush_mr_pool(struct rds_iw_mr_pool *pool, int free_all)
         LIST_HEAD(unmap_list);
         LIST_HEAD(kill_list);
         unsigned long flags;
-        unsigned int nfreed = 0, ncleaned = 0, unpinned = 0, free_goal;
+        unsigned int nfreed = 0, ncleaned = 0, unpinned = 0;
         int ret = 0;
 
         rds_iw_stats_inc(s_iw_rdma_mr_pool_flush);
@@ -514,8 +503,6 @@ static int rds_iw_flush_mr_pool(struct rds_iw_mr_pool *pool, int free_all)
                 list_splice_init(&pool->clean_list, &kill_list);
         spin_unlock_irqrestore(&pool->list_lock, flags);
 
-        free_goal = rds_iw_flush_goal(pool, free_all);
-
         /* Batched invalidate of dirty MRs.
          * For FMR based MRs, the mappings on the unmap list are
          * actually members of an ibmr (ibmr->mapping). They either