diff options
Diffstat (limited to 'drivers/infiniband/ulp/iser/iser_verbs.c')
| -rw-r--r-- | drivers/infiniband/ulp/iser/iser_verbs.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/drivers/infiniband/ulp/iser/iser_verbs.c b/drivers/infiniband/ulp/iser/iser_verbs.c index d19cfe6..5daed2b 100644 --- a/drivers/infiniband/ulp/iser/iser_verbs.c +++ b/drivers/infiniband/ulp/iser/iser_verbs.c @@ -328,6 +328,17 @@ static void iser_conn_release(struct iser_conn *ib_conn) kfree(ib_conn); } +void iser_conn_get(struct iser_conn *ib_conn) +{ + atomic_inc(&ib_conn->refcount); +} + +void iser_conn_put(struct iser_conn *ib_conn) +{ + if (atomic_dec_and_test(&ib_conn->refcount)) + iser_conn_release(ib_conn); +} + /** * triggers start of the disconnect procedures and wait for them to be done */ @@ -349,7 +360,7 @@ void iser_conn_terminate(struct iser_conn *ib_conn) wait_event_interruptible(ib_conn->wait, ib_conn->state == ISER_CONN_DOWN); - iser_conn_release(ib_conn); + iser_conn_put(ib_conn); } static void iser_connect_error(struct rdma_cm_id *cma_id) @@ -496,6 +507,7 @@ int iser_conn_init(struct iser_conn **ibconn) init_waitqueue_head(&ib_conn->wait); atomic_set(&ib_conn->post_recv_buf_count, 0); atomic_set(&ib_conn->post_send_buf_count, 0); + atomic_set(&ib_conn->refcount, 1); INIT_LIST_HEAD(&ib_conn->conn_list); spin_lock_init(&ib_conn->lock); |