netdev - [PATCH net-next 1/1] net/smc: parameter cleanup in smc_cdc_get_free

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Message-Id: <20170921071734.16977-1-ubraun@linux.vnet.ibm.com>
Date:   Thu, 21 Sep 2017 09:17:34 +0200
From:   Ursula Braun <ubraun@...ux.vnet.ibm.com>
To:     davem@...emloft.net
Cc:     netdev@...r.kernel.org, linux-rdma@...r.kernel.org,
        linux-s390@...r.kernel.org, jwi@...ux.vnet.ibm.com,
        schwidefsky@...ibm.com, heiko.carstens@...ibm.com,
        raspl@...ux.vnet.ibm.com, ubraun@...ux.vnet.ibm.com
Subject: [PATCH net-next 1/1] net/smc: parameter cleanup in smc_cdc_get_free_slot()

Use the smc_connection as first parameter with smc_cdc_get_free_slot().
This is just a small code cleanup, no functional change.

Signed-off-by: Ursula Braun <ubraun@...ux.vnet.ibm.com>
---
 net/smc/smc_cdc.c | 7 ++++---
 net/smc/smc_cdc.h | 3 ++-
 net/smc/smc_tx.c  | 6 ++----
 3 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/net/smc/smc_cdc.c b/net/smc/smc_cdc.c
index a7294edbc221..5ef97e5a5f78 100644
--- a/net/smc/smc_cdc.c
+++ b/net/smc/smc_cdc.c
@@ -62,10 +62,12 @@ static void smc_cdc_tx_handler(struct smc_wr_tx_pend_priv *pnd_snd,
 	bh_unlock_sock(&smc->sk);
 }
 
-int smc_cdc_get_free_slot(struct smc_link *link,
+int smc_cdc_get_free_slot(struct smc_connection *conn,
 			  struct smc_wr_buf **wr_buf,
 			  struct smc_cdc_tx_pend **pend)
 {
+	struct smc_link *link = &conn->lgr->lnk[SMC_SINGLE_LINK];
+
 	return smc_wr_tx_get_free_slot(link, smc_cdc_tx_handler, wr_buf,
 				       (struct smc_wr_tx_pend_priv **)pend);
 }
@@ -118,8 +120,7 @@ int smc_cdc_get_slot_and_msg_send(struct smc_connection *conn)
 	struct smc_wr_buf *wr_buf;
 	int rc;
 
-	rc = smc_cdc_get_free_slot(&conn->lgr->lnk[SMC_SINGLE_LINK], &wr_buf,
-				   &pend);
+	rc = smc_cdc_get_free_slot(conn, &wr_buf, &pend);
 	if (rc)
 		return rc;
 
diff --git a/net/smc/smc_cdc.h b/net/smc/smc_cdc.h
index 8e1d76f26007..56f883d1159c 100644
--- a/net/smc/smc_cdc.h
+++ b/net/smc/smc_cdc.h
@@ -206,7 +206,8 @@ static inline void smc_cdc_msg_to_host(struct smc_host_cdc_msg *local,
 
 struct smc_cdc_tx_pend;
 
-int smc_cdc_get_free_slot(struct smc_link *link, struct smc_wr_buf **wr_buf,
+int smc_cdc_get_free_slot(struct smc_connection *conn,
+			  struct smc_wr_buf **wr_buf,
 			  struct smc_cdc_tx_pend **pend);
 void smc_cdc_tx_dismiss_slots(struct smc_connection *conn);
 int smc_cdc_msg_send(struct smc_connection *conn, struct smc_wr_buf *wr_buf,
diff --git a/net/smc/smc_tx.c b/net/smc/smc_tx.c
index 3c656beb8820..e2228f6d1c25 100644
--- a/net/smc/smc_tx.c
+++ b/net/smc/smc_tx.c
@@ -394,8 +394,7 @@ int smc_tx_sndbuf_nonempty(struct smc_connection *conn)
 	int rc;
 
 	spin_lock_bh(&conn->send_lock);
-	rc = smc_cdc_get_free_slot(&conn->lgr->lnk[SMC_SINGLE_LINK], &wr_buf,
-				   &pend);
+	rc = smc_cdc_get_free_slot(conn, &wr_buf, &pend);
 	if (rc < 0) {
 		if (rc == -EBUSY) {
 			struct smc_sock *smc =
@@ -463,8 +462,7 @@ void smc_tx_consumer_update(struct smc_connection *conn)
 	    ((to_confirm > conn->rmbe_update_limit) &&
 	     ((to_confirm > (conn->rmbe_size / 2)) ||
 	      conn->local_rx_ctrl.prod_flags.write_blocked))) {
-		rc = smc_cdc_get_free_slot(&conn->lgr->lnk[SMC_SINGLE_LINK],
-					   &wr_buf, &pend);
+		rc = smc_cdc_get_free_slot(conn, &wr_buf, &pend);
 		if (!rc)
 			rc = smc_cdc_msg_send(conn, wr_buf, pend);
 		if (rc < 0) {
-- 
2.13.5