@@ -3425,6 +3425,7 @@ struct qla_hw_data {
uint8_t max_req_queues;
uint8_t max_rsp_queues;
uint8_t max_qpairs;
+ uint8_t num_qpairs;
struct qla_qpair *base_qpair;
struct qla_npiv_entry *npiv_info;
uint16_t nvram_npiv_size;
@@ -7546,12 +7546,13 @@ struct qla_qpair *qla2xxx_create_qpair(struct scsi_qla_host *vha, int qos, int v
/* Assign available que pair id */
mutex_lock(&ha->mq_lock);
qpair_id = find_first_zero_bit(ha->qpair_qid_map, ha->max_qpairs);
- if (qpair_id >= ha->max_qpairs) {
+ if (ha->num_qpairs >= ha->max_qpairs) {
mutex_unlock(&ha->mq_lock);
ql_log(ql_log_warn, vha, 0x0183,
"No resources to create additional q pair.\n");
goto fail_qid_map;
}
+ ha->num_qpairs++;
set_bit(qpair_id, ha->qpair_qid_map);
ha->queue_pair_map[qpair_id] = qpair;
qpair->id = qpair_id;
@@ -7638,6 +7639,7 @@ struct qla_qpair *qla2xxx_create_qpair(struct scsi_qla_host *vha, int qos, int v
fail_msix:
ha->queue_pair_map[qpair_id] = NULL;
clear_bit(qpair_id, ha->qpair_qid_map);
+ ha->num_qpairs--;
mutex_unlock(&ha->mq_lock);
fail_qid_map:
kfree(qpair);
@@ -7663,6 +7665,7 @@ int qla2xxx_delete_qpair(struct scsi_qla_host *vha, struct qla_qpair *qpair)
mutex_lock(&ha->mq_lock);
ha->queue_pair_map[qpair->id] = NULL;
clear_bit(qpair->id, ha->qpair_qid_map);
+ ha->num_qpairs--;
list_del(&qpair->qp_list_elem);
if (list_empty(&vha->qp_list))
vha->flags.qpairs_available = 0;