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 f9ca072a99ed2dbbf2f401dc7b798fd9aa0900d1..ec7a2988a70344e1b784b6e68a2638f78cd439bc 100644 (file)
--- a/drivers/infiniband/hw/cxgb4/mem.c
+++ b/drivers/infiniband/hw/cxgb4/mem.c
@@ -259,8 +259,12 @@ static int write_tpt_entry(struct c4iw_rdev *rdev, u32 reset_tpt_entry,
 
        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 94b5fd9b937916f371b267c57e1af1f8f1e12037..67df71a7012ea39cb894d9492994164c9bf03efd 100644 (file)
--- a/drivers/infiniband/hw/cxgb4/resource.c
+++ b/drivers/infiniband/hw/cxgb4/resource.c
@@ -179,8 +179,12 @@ u32 c4iw_get_qpid(struct c4iw_rdev *rdev, struct c4iw_dev_ucontext *uctx)
                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);