iser-target: Remove un-needed rdma_listen backlog

iser target can handle as many connect request as
the fabric sends to it. This backlog should not set as
a back-pressure mechanism (which is not very useful).

isert does need a back-pressure mechanism, but it should
be added in isert by monitoring the number of pending
established connections (will be added in a later stage).

Signed-off-by: Sagi Grimberg <sagig@mellanox.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>

diff --git a/drivers/infiniband/ulp/isert/ib_isert.c b/drivers/infiniband/ulp/isert/ib_isert.c
index 357d4813b6c6b32db269bbd08bc4a10474cbdc3e..4a2800a3f19f36e6d557b7a55fb452b92e945137 100644 (file)
--- a/drivers/infiniband/ulp/isert/ib_isert.c
+++ b/drivers/infiniband/ulp/isert/ib_isert.c
@@ -3058,7 +3058,7 @@ isert_setup_id(struct isert_np *isert_np)
                goto out_id;
        }
 
-       ret = rdma_listen(id, ISERT_RDMA_LISTEN_BACKLOG);
+       ret = rdma_listen(id, 0);
        if (ret) {
                isert_err("rdma_listen() failed: %d\n", ret);
                goto out_id;

diff --git a/drivers/infiniband/ulp/isert/ib_isert.h b/drivers/infiniband/ulp/isert/ib_isert.h
index e386092a3274756c6130477572ae673a72c9e0dd..651c58e56ea08f7680774ba7bef215a485ef5846 100644 (file)
--- a/drivers/infiniband/ulp/isert/ib_isert.h
+++ b/drivers/infiniband/ulp/isert/ib_isert.h
@@ -31,7 +31,6 @@
 #define isert_err(fmt, arg...) \
        pr_err(PFX "%s: " fmt, __func__ , ## arg)
 
-#define ISERT_RDMA_LISTEN_BACKLOG      10
 #define ISCSI_ISER_SG_TABLESIZE                256
 #define ISER_FASTREG_LI_WRID           0xffffffffffffffffULL
 #define ISER_BEACON_WRID               0xfffffffffffffffeULL