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From: Gioh Kim <gi-oh.kim@ionos.com>
To: linux-rdma@vger.kernel.org
Cc: bvanassche@acm.org, leon@kernel.org, dledford@redhat.com,
	jgg@ziepe.ca, haris.iqbal@ionos.com, jinpu.wang@ionos.com,
	Gioh Kim <gi-oh.kim@cloud.ionos.com>,
	Gioh Kim <gi-oh.kim@ionos.com>
Subject: [PATCHv2 for-next 2/3] RDMA/rtrs-srv: More debugging info when fail to send reply
Date: Tue,  6 Apr 2021 14:36:38 +0200
Message-ID: <20210406123639.202899-3-gi-oh.kim@ionos.com> (raw)
In-Reply-To: <20210406123639.202899-1-gi-oh.kim@ionos.com>

From: Gioh Kim <gi-oh.kim@cloud.ionos.com>

It does not help to debug if it only print error message
without any debugging information which session and connection
the error happened.

Signed-off-by: Gioh Kim <gi-oh.kim@ionos.com>
Signed-off-by: Jack Wang <jinpu.wang@ionos.com>
---
 drivers/infiniband/ulp/rtrs/rtrs-srv.c | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/drivers/infiniband/ulp/rtrs/rtrs-srv.c b/drivers/infiniband/ulp/rtrs/rtrs-srv.c
index 6e53dac0d22c..e11e91626b41 100644
--- a/drivers/infiniband/ulp/rtrs/rtrs-srv.c
+++ b/drivers/infiniband/ulp/rtrs/rtrs-srv.c
@@ -518,8 +518,9 @@ bool rtrs_srv_resp_rdma(struct rtrs_srv_op *id, int status)
 
 	if (unlikely(sess->state != RTRS_SRV_CONNECTED)) {
 		rtrs_err_rl(s,
-			     "Sending I/O response failed,  session is disconnected, sess state %s\n",
-			     rtrs_srv_state_str(sess->state));
+			    "Sending I/O response failed,  session %s is disconnected, sess state %s\n",
+			    kobject_name(&sess->kobj),
+			    rtrs_srv_state_str(sess->state));
 		goto out;
 	}
 	if (always_invalidate) {
@@ -529,7 +530,9 @@ bool rtrs_srv_resp_rdma(struct rtrs_srv_op *id, int status)
 	}
 	if (unlikely(atomic_sub_return(1,
 				       &con->sq_wr_avail) < 0)) {
-		pr_err("IB send queue full\n");
+		rtrs_err(s, "IB send queue full: sess=%s cid=%d\n",
+			 kobject_name(&sess->kobj),
+			 con->c.cid);
 		atomic_add(1, &con->sq_wr_avail);
 		spin_lock(&con->rsp_wr_wait_lock);
 		list_add_tail(&id->wait_list, &con->rsp_wr_wait_list);
@@ -543,7 +546,8 @@ bool rtrs_srv_resp_rdma(struct rtrs_srv_op *id, int status)
 		err = rdma_write_sg(id);
 
 	if (unlikely(err)) {
-		rtrs_err_rl(s, "IO response failed: %d\n", err);
+		rtrs_err_rl(s, "IO response failed: %d: sess=%s\n", err,
+			    kobject_name(&sess->kobj));
 		close_sess(sess);
 	}
 out:
-- 
2.25.1


  parent reply index

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-06 12:36 [PATCHv2 for-next 0/3] Improve debugging messages Gioh Kim
2021-04-06 12:36 ` [PATCHv2 for-next 1/3] RDMA/rtrs-clt: Print more info when an error happens Gioh Kim
2021-04-06 12:41   ` Leon Romanovsky
2021-04-09  9:57     ` Gioh Kim
2021-04-12 12:22     ` Jinpu Wang
2021-04-12 12:41       ` Leon Romanovsky
2021-04-12 12:53         ` Jinpu Wang
2021-04-12 14:00           ` Gioh Kim
2021-04-12 17:34             ` Leon Romanovsky
2021-04-13  5:31               ` Haakon Bugge
2021-04-13  6:43                 ` Leon Romanovsky
2021-04-13 13:11                   ` Gioh Kim
2021-04-13 19:31                     ` Leon Romanovsky
2021-04-13 22:52   ` Jason Gunthorpe
2021-04-06 12:36 ` Gioh Kim [this message]
2021-04-06 12:36 ` [PATCHv2 for-next 3/3] RDMA/rtrs-clt: Simplify error message Gioh Kim
2021-04-13 22:52 ` [PATCHv2 for-next 0/3] Improve debugging messages Jason Gunthorpe

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