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[for-next,18/18] RDMA/rtrs-srv: Init wr_cnt as 1

Message ID 20201209164542.61387-19-jinpu.wang@cloud.ionos.com (mailing list archive)
State Superseded
Headers show
Series Misc update for rtrs | expand

Commit Message

Jinpu Wang Dec. 9, 2020, 4:45 p.m. UTC 
Fix up wr_avail accounting. if wr_cnt is 0, then we do SIGNAL for first
wr, in completion we add queue_depth back, which is not right in the
sense of tracking for available wr.

So fix it by init wr_cnt to 1.

Signed-off-by: Jack Wang <jinpu.wang@cloud.ionos.com>
Signed-off-by: Gioh Kim <gi-oh.kim@cloud.ionos.com>
---
 drivers/infiniband/ulp/rtrs/rtrs-srv.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/drivers/infiniband/ulp/rtrs/rtrs-srv.c b/drivers/infiniband/ulp/rtrs/rtrs-srv.c
index 8363c407ab4b..e1907c10c7e7 100644
--- a/drivers/infiniband/ulp/rtrs/rtrs-srv.c
+++ b/drivers/infiniband/ulp/rtrs/rtrs-srv.c
@@ -1603,7 +1603,7 @@  static int create_con(struct rtrs_srv_sess *sess,
 	con->c.cm_id = cm_id;
 	con->c.sess = &sess->s;
 	con->c.cid = cid;
-	atomic_set(&con->wr_cnt, 0);
+	atomic_set(&con->wr_cnt, 1);
 
 	if (con->c.cid == 0) {
 		/*