[PATCH 13/20] add debug print statements

From: Bob Pearson <rpearsonhpe@gmail.com>
To: linux-rdma@vger.kernel.org
Cc: Bob Pearson <rpearson@hpe.com>
Subject: [PATCH 13/20] add debug print statements
Date: Fri, 14 Aug 2020 23:58:37 -0500	[thread overview]
Message-ID: <20200815045912.8626-14-rpearson@hpe.com> (raw)
In-Reply-To: <20200815045912.8626-1-rpearson@hpe.com>

Added some debug prints to help out. They will go away later.

Signed-off-by: Bob Pearson <rpearson@hpe.com>
---
 drivers/infiniband/sw/rxe/rxe_verbs.c | 25 ++++++++++++++++++++++---
 1 file changed, 22 insertions(+), 3 deletions(-)

diff --git a/drivers/infiniband/sw/rxe/rxe_verbs.c b/drivers/infiniband/sw/rxe/rxe_verbs.c
index 29191cacfc56..b91364ba2c68 100644
--- a/drivers/infiniband/sw/rxe/rxe_verbs.c
+++ b/drivers/infiniband/sw/rxe/rxe_verbs.c
@@ -172,6 +172,8 @@ static int rxe_alloc_pd(struct ib_pd *ibpd, struct ib_udata *udata)
 	struct rxe_dev *rxe = to_rdev(ibpd->device);
 	struct rxe_pd *pd = to_rpd(ibpd);
 
+	pr_info("rxe_alloc_pd: called\n");
+
 	return rxe_add_to_pool(&rxe->pd_pool, &pd->pelem);
 }
 
@@ -179,6 +181,8 @@ static void rxe_dealloc_pd(struct ib_pd *ibpd, struct ib_udata *udata)
 {
 	struct rxe_pd *pd = to_rpd(ibpd);
 
+	pr_info("rxe_dealloc_pd: called\n");
+
 	rxe_drop_ref(pd);
 }
 
@@ -410,6 +414,8 @@ static struct ib_qp *rxe_create_qp(struct ib_pd *ibpd,
 	struct rxe_qp *qp;
 	struct rxe_create_qp_resp __user *uresp = NULL;
 
+	pr_info("rxe_create_qp: called\n");
+
 	if (udata) {
 		if (udata->outlen < sizeof(*uresp))
 			return ERR_PTR(-EINVAL);
@@ -457,6 +463,8 @@ static int rxe_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
 	struct rxe_dev *rxe = to_rdev(ibqp->device);
 	struct rxe_qp *qp = to_rqp(ibqp);
 
+	pr_info("rxe_modify_qp: called\n");
+
 	err = rxe_qp_chk_attr(rxe, qp, attr, mask);
 	if (err)
 		goto err1;
@@ -476,6 +484,8 @@ static int rxe_query_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
 {
 	struct rxe_qp *qp = to_rqp(ibqp);
 
+	pr_info("rxe_query_qp: called\n");
+
 	rxe_qp_to_init(qp, init);
 	rxe_qp_to_attr(qp, attr, mask);
 
@@ -486,6 +496,8 @@ static int rxe_destroy_qp(struct ib_qp *ibqp, struct ib_udata *udata)
 {
 	struct rxe_qp *qp = to_rqp(ibqp);
 
+	pr_info("rxe_destroy_qp: called\n");
+
 	rxe_qp_destroy(qp);
 	rxe_drop_index(qp);
 	rxe_drop_ref(qp);
@@ -782,6 +794,8 @@ static int rxe_create_cq(struct ib_cq *ibcq, const struct ib_cq_init_attr *attr,
 	struct rxe_cq *cq = to_rcq(ibcq);
 	struct rxe_create_cq_resp __user *uresp = NULL;
 
+	pr_info("rxe_create_cq: called\n");
+
 	if (udata) {
 		if (udata->outlen < sizeof(*uresp))
 			return -EINVAL;
@@ -807,6 +821,8 @@ static void rxe_destroy_cq(struct ib_cq *ibcq, struct ib_udata *udata)
 {
 	struct rxe_cq *cq = to_rcq(ibcq);
 
+	pr_info("rxe_destroy_cq: called\n");
+
 	rxe_cq_disable(cq);
 
 	rxe_drop_ref(cq);
@@ -846,6 +862,8 @@ static int rxe_poll_cq(struct ib_cq *ibcq, int num_entries, struct ib_wc *wc)
 	struct rxe_cqe *cqe;
 	unsigned long flags;
 
+	pr_info("rxe_poll_cq: called\n");
+
 	spin_lock_irqsave(&cq->cq_lock, flags);
 	for (i = 0; i < num_entries; i++) {
 		cqe = queue_head(cq->queue);
@@ -916,6 +934,8 @@ static struct ib_mr *rxe_reg_user_mr(struct ib_pd *ibpd,
 	struct rxe_pd *pd = to_rpd(ibpd);
 	struct rxe_reg_mr_resp __user *uresp = NULL;
 
+	pr_info("rxe_reg_user_mr: called\n");
+
 	if (udata) {
 		if (udata->outlen < sizeof(*uresp)) {
 			err = -EINVAL;
@@ -939,9 +959,6 @@ static struct ib_mr *rxe_reg_user_mr(struct ib_pd *ibpd,
 	if (err)
 		goto err3;
 
-	pr_info("rxe_reg_user_mr: index = 0x%08x, rkey = 0x%08x\n",
-			mr->pelem.index, mr->ibmr.rkey);
-
 	if (uresp) {
 		if (copy_to_user(&uresp->index, &mr->pelem.index,
 				 sizeof(uresp->index))) {
@@ -964,6 +981,8 @@ static int rxe_dereg_mr(struct ib_mr *ibmr, struct ib_udata *udata)
 {
 	struct rxe_mr *mr = to_rmr(ibmr);
 
+	pr_info("rxe_dereg_user_mr: called\n");
+
 	mr->state = RXE_MEM_STATE_ZOMBIE;
 	rxe_drop_ref(mr->pd);
 	rxe_drop_index(mr);
-- 
2.25.1

