RDMA/cxgb4: Add missing debug stats

Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
diff --git a/drivers/infiniband/hw/cxgb4/mem.c b/drivers/infiniband/hw/cxgb4/mem.c
index f9ca072..ec7a298 100644
--- a/drivers/infiniband/hw/cxgb4/mem.c
+++ b/drivers/infiniband/hw/cxgb4/mem.c
@@ -259,8 +259,12 @@
 
 	if ((!reset_tpt_entry) && (*stag == T4_STAG_UNSET)) {
 		stag_idx = c4iw_get_resource(&rdev->resource.tpt_table);
-		if (!stag_idx)
+		if (!stag_idx) {
+			mutex_lock(&rdev->stats.lock);
+			rdev->stats.stag.fail++;
+			mutex_unlock(&rdev->stats.lock);
 			return -ENOMEM;
+		}
 		mutex_lock(&rdev->stats.lock);
 		rdev->stats.stag.cur += 32;
 		if (rdev->stats.stag.cur > rdev->stats.stag.max)
diff --git a/drivers/infiniband/hw/cxgb4/resource.c b/drivers/infiniband/hw/cxgb4/resource.c
index 94b5fd9..67df71a 100644
--- a/drivers/infiniband/hw/cxgb4/resource.c
+++ b/drivers/infiniband/hw/cxgb4/resource.c
@@ -179,8 +179,12 @@
 		kfree(entry);
 	} else {
 		qid = c4iw_get_resource(&rdev->resource.qid_table);
-		if (!qid)
+		if (!qid) {
+			mutex_lock(&rdev->stats.lock);
+			rdev->stats.qid.fail++;
+			mutex_unlock(&rdev->stats.lock);
 			goto out;
+		}
 		mutex_lock(&rdev->stats.lock);
 		rdev->stats.qid.cur += rdev->qpmask + 1;
 		mutex_unlock(&rdev->stats.lock);