From: Hannes Reinecke <hare@xxxxxxx> Currently, the dev_loss_tmo setting is only ever used for SCSI devices. This patch reshuffles initialisation such that the SCSI remote ports are registered before the NVMe ones, allowing the dev_loss_tmo setting to be synchronized between SCSI and NVMe. Signed-off-by: Hannes Reinecke <hare@xxxxxxx> Signed-off-by: Daniel Wagner <dwagner@xxxxxxx> --- We have this patch in our kernels for a while and it works fine. v3: - added additional check if fcport pointer is valid in qla2x00_set_rport_loss_tmo (crash reported) v2: - https://lore.kernel.org/linux-scsi/20210702092052.93202-1-dwagner@xxxxxxx/ - fixed build failure for !NVME_FC reported by lkp v1: - https://lore.kernel.org/linux-scsi/20210609094956.11286-1-dwagner@xxxxxxx/ - initial version drivers/scsi/qla2xxx/qla_attr.c | 6 ++++++ drivers/scsi/qla2xxx/qla_init.c | 10 +++------- drivers/scsi/qla2xxx/qla_nvme.c | 5 ++++- 3 files changed, 13 insertions(+), 8 deletions(-) diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c index 032efb294ee5..db55737000ab 100644 --- a/drivers/scsi/qla2xxx/qla_attr.c +++ b/drivers/scsi/qla2xxx/qla_attr.c @@ -2700,7 +2700,13 @@ qla2x00_get_starget_port_id(struct scsi_target *starget) static inline void qla2x00_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout) { + fc_port_t *fcport = *(fc_port_t **)rport->dd_data; + rport->dev_loss_tmo = timeout ? timeout : 1; + + if (IS_ENABLED(CONFIG_NVME_FC) && fcport && fcport->nvme_remote_port) + nvme_fc_set_remoteport_devloss(fcport->nvme_remote_port, + rport->dev_loss_tmo); } static void diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c index 070b636802d0..1fe4966fc2f6 100644 --- a/drivers/scsi/qla2xxx/qla_init.c +++ b/drivers/scsi/qla2xxx/qla_init.c @@ -5828,13 +5828,6 @@ qla2x00_update_fcport(scsi_qla_host_t *vha, fc_port_t *fcport) qla2x00_dfs_create_rport(vha, fcport); - if (NVME_TARGET(vha->hw, fcport)) { - qla_nvme_register_remote(vha, fcport); - qla2x00_set_fcport_disc_state(fcport, DSC_LOGIN_COMPLETE); - qla2x00_set_fcport_state(fcport, FCS_ONLINE); - return; - } - qla24xx_update_fcport_fcp_prio(vha, fcport); switch (vha->host->active_mode) { @@ -5856,6 +5849,9 @@ qla2x00_update_fcport(scsi_qla_host_t *vha, fc_port_t *fcport) break; } + if (NVME_TARGET(vha->hw, fcport)) + qla_nvme_register_remote(vha, fcport); + qla2x00_set_fcport_state(fcport, FCS_ONLINE); if (IS_IIDMA_CAPABLE(vha->hw) && vha->hw->flags.gpsc_supported) { diff --git a/drivers/scsi/qla2xxx/qla_nvme.c b/drivers/scsi/qla2xxx/qla_nvme.c index 138ffdb5c92c..e22ec7cb65db 100644 --- a/drivers/scsi/qla2xxx/qla_nvme.c +++ b/drivers/scsi/qla2xxx/qla_nvme.c @@ -43,7 +43,7 @@ int qla_nvme_register_remote(struct scsi_qla_host *vha, struct fc_port *fcport) req.port_name = wwn_to_u64(fcport->port_name); req.node_name = wwn_to_u64(fcport->node_name); req.port_role = 0; - req.dev_loss_tmo = 0; + req.dev_loss_tmo = fcport->dev_loss_tmo; if (fcport->nvme_prli_service_param & NVME_PRLI_SP_INITIATOR) req.port_role = FC_PORT_ROLE_NVME_INITIATOR; @@ -70,6 +70,9 @@ int qla_nvme_register_remote(struct scsi_qla_host *vha, struct fc_port *fcport) return ret; } + nvme_fc_set_remoteport_devloss(fcport->nvme_remote_port, + fcport->dev_loss_tmo); + if (fcport->nvme_prli_service_param & NVME_PRLI_SP_SLER) ql_log(ql_log_info, vha, 0x212a, "PortID:%06x Supports SLER\n", req.port_id); -- 2.29.2
