From: Arun Easi <aeasi@xxxxxxxxxxx> qla_nvme_register_hba puts out a warning when there are not enough queue pairs available for FC-NVME. Just fail the NVME registration rather than a WARNING + Call Trace. Signed-off-by: Arun Easi <aeasi@xxxxxxxxxxx> Signed-off-by: Nilesh Javali <njavali@xxxxxxxxxxx> --- drivers/scsi/qla2xxx/qla_def.h | 1 + drivers/scsi/qla2xxx/qla_nvme.c | 10 +++++++++- 2 files changed, 10 insertions(+), 1 deletion(-) diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h index 8c92af5e4390..1bc090d8a71b 100644 --- a/drivers/scsi/qla2xxx/qla_def.h +++ b/drivers/scsi/qla2xxx/qla_def.h @@ -3880,6 +3880,7 @@ struct qla_hw_data { uint32_t scm_supported_f:1; /* Enabled in Driver */ uint32_t scm_enabled:1; + uint32_t max_req_queue_warned:1; } flags; uint16_t max_exchg; diff --git a/drivers/scsi/qla2xxx/qla_nvme.c b/drivers/scsi/qla2xxx/qla_nvme.c index d66d47a0f958..be1d49f5c622 100644 --- a/drivers/scsi/qla2xxx/qla_nvme.c +++ b/drivers/scsi/qla2xxx/qla_nvme.c @@ -686,7 +686,15 @@ int qla_nvme_register_hba(struct scsi_qla_host *vha) tmpl = &qla_nvme_fc_transport; WARN_ON(vha->nvme_local_port); - WARN_ON(ha->max_req_queues < 3); + + if (ha->max_req_queues < 3) { + if (!ha->flags.max_req_queue_warned) + ql_log(ql_log_info, vha, 0x2120, + "%s: Disabling FC-NVME due to lack of free queue pairs (%d).\n", + __func__, ha->max_req_queues); + ha->flags.max_req_queue_warned = 1; + return ret; + } qla_nvme_fc_transport.max_hw_queues = min((uint8_t)(qla_nvme_fc_transport.max_hw_queues), -- 2.19.0.rc0