diff options
Diffstat (limited to 'drivers/infiniband/ulp/rtrs/rtrs.c')
-rw-r--r-- | drivers/infiniband/ulp/rtrs/rtrs.c | 31 |
1 files changed, 24 insertions, 7 deletions
diff --git a/drivers/infiniband/ulp/rtrs/rtrs.c b/drivers/infiniband/ulp/rtrs/rtrs.c index ca542e477d38..37952c8e768c 100644 --- a/drivers/infiniband/ulp/rtrs/rtrs.c +++ b/drivers/infiniband/ulp/rtrs/rtrs.c @@ -222,13 +222,23 @@ static void qp_event_handler(struct ib_event *ev, void *ctx) } } +static bool is_pollqueue(struct rtrs_con *con) +{ + return con->cid >= con->sess->irq_con_num; +} + static int create_cq(struct rtrs_con *con, int cq_vector, int nr_cqe, enum ib_poll_context poll_ctx) { struct rdma_cm_id *cm_id = con->cm_id; struct ib_cq *cq; - cq = ib_cq_pool_get(cm_id->device, nr_cqe, cq_vector, poll_ctx); + if (is_pollqueue(con)) + cq = ib_alloc_cq(cm_id->device, con, nr_cqe, cq_vector, + poll_ctx); + else + cq = ib_cq_pool_get(cm_id->device, nr_cqe, cq_vector, poll_ctx); + if (IS_ERR(cq)) { rtrs_err(con->sess, "Creating completion queue failed, errno: %ld\n", PTR_ERR(cq)); @@ -269,6 +279,17 @@ static int create_qp(struct rtrs_con *con, struct ib_pd *pd, return ret; } +static void destroy_cq(struct rtrs_con *con) +{ + if (con->cq) { + if (is_pollqueue(con)) + ib_free_cq(con->cq); + else + ib_cq_pool_put(con->cq, con->nr_cqe); + } + con->cq = NULL; +} + int rtrs_cq_qp_create(struct rtrs_sess *sess, struct rtrs_con *con, u32 max_send_sge, int cq_vector, int nr_cqe, u32 max_send_wr, u32 max_recv_wr, @@ -283,8 +304,7 @@ int rtrs_cq_qp_create(struct rtrs_sess *sess, struct rtrs_con *con, err = create_qp(con, sess->dev->ib_pd, max_send_wr, max_recv_wr, max_send_sge); if (err) { - ib_cq_pool_put(con->cq, con->nr_cqe); - con->cq = NULL; + destroy_cq(con); return err; } con->sess = sess; @@ -299,10 +319,7 @@ void rtrs_cq_qp_destroy(struct rtrs_con *con) rdma_destroy_qp(con->cm_id); con->qp = NULL; } - if (con->cq) { - ib_cq_pool_put(con->cq, con->nr_cqe); - con->cq = NULL; - } + destroy_cq(con); } EXPORT_SYMBOL_GPL(rtrs_cq_qp_destroy); |