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path: root/drivers/scsi/qla2xxx/qla_os.c
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Diffstat (limited to 'drivers/scsi/qla2xxx/qla_os.c')
-rw-r--r--drivers/scsi/qla2xxx/qla_os.c55
1 files changed, 41 insertions, 14 deletions
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 4916847d84e..5866a7c706a 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -756,7 +756,7 @@ qla2xxx_eh_device_reset(struct scsi_cmnd *cmd)
if (ret == SUCCESS) {
if (fcport->flags & FC_FABRIC_DEVICE) {
ha->isp_ops.fabric_logout(ha, fcport->loop_id);
- qla2x00_mark_device_lost(ha, fcport);
+ qla2x00_mark_device_lost(ha, fcport, 0, 0);
}
}
#endif
@@ -1642,6 +1642,31 @@ qla2x00_free_device(scsi_qla_host_t *ha)
pci_disable_device(ha->pdev);
}
+static inline void
+qla2x00_schedule_rport_del(struct scsi_qla_host *ha, fc_port_t *fcport,
+ int defer)
+{
+ unsigned long flags;
+ struct fc_rport *rport;
+
+ if (!fcport->rport)
+ return;
+
+ rport = fcport->rport;
+ if (defer) {
+ spin_lock_irqsave(&fcport->rport_lock, flags);
+ fcport->drport = rport;
+ fcport->rport = NULL;
+ spin_unlock_irqrestore(&fcport->rport_lock, flags);
+ set_bit(FCPORT_UPDATE_NEEDED, &ha->dpc_flags);
+ } else {
+ spin_lock_irqsave(&fcport->rport_lock, flags);
+ fcport->rport = NULL;
+ spin_unlock_irqrestore(&fcport->rport_lock, flags);
+ fc_remote_port_delete(rport);
+ }
+}
+
/*
* qla2x00_mark_device_lost Updates fcport state when device goes offline.
*
@@ -1652,10 +1677,10 @@ qla2x00_free_device(scsi_qla_host_t *ha)
* Context:
*/
void qla2x00_mark_device_lost(scsi_qla_host_t *ha, fc_port_t *fcport,
- int do_login)
+ int do_login, int defer)
{
- if (atomic_read(&fcport->state) == FCS_ONLINE && fcport->rport)
- schedule_work(&fcport->rport_del_work);
+ if (atomic_read(&fcport->state) == FCS_ONLINE)
+ qla2x00_schedule_rport_del(ha, fcport, defer);
/*
* We may need to retry the login, so don't change the state of the
@@ -1702,7 +1727,7 @@ void qla2x00_mark_device_lost(scsi_qla_host_t *ha, fc_port_t *fcport,
* Context:
*/
void
-qla2x00_mark_all_devices_lost(scsi_qla_host_t *ha)
+qla2x00_mark_all_devices_lost(scsi_qla_host_t *ha, int defer)
{
fc_port_t *fcport;
@@ -1716,10 +1741,13 @@ qla2x00_mark_all_devices_lost(scsi_qla_host_t *ha)
*/
if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD)
continue;
- if (atomic_read(&fcport->state) == FCS_ONLINE && fcport->rport)
- schedule_work(&fcport->rport_del_work);
+ if (atomic_read(&fcport->state) == FCS_ONLINE)
+ qla2x00_schedule_rport_del(ha, fcport, defer);
atomic_set(&fcport->state, FCS_DEVICE_LOST);
}
+
+ if (defer && ha->dpc_wait && !ha->dpc_active)
+ up(ha->dpc_wait);
}
/*
@@ -2161,6 +2189,9 @@ qla2x00_do_dpc(void *data)
ha->host_no));
}
+ if (test_and_clear_bit(FCPORT_UPDATE_NEEDED, &ha->dpc_flags))
+ qla2x00_update_fcports(ha);
+
if (test_and_clear_bit(LOOP_RESET_NEEDED, &ha->dpc_flags)) {
DEBUG(printk("scsi(%ld): dpc: sched loop_reset()\n",
ha->host_no));
@@ -2219,13 +2250,8 @@ qla2x00_do_dpc(void *data)
DEBUG(printk("scsi(%ld): port login OK: logged in ID 0x%x\n",
ha->host_no, fcport->loop_id));
- fcport->port_login_retry_count =
- ha->port_down_retry_count * PORT_RETRY_TIME;
- atomic_set(&fcport->state, FCS_ONLINE);
- atomic_set(&fcport->port_down_timer,
- ha->port_down_retry_count * PORT_RETRY_TIME);
-
- fcport->login_retry = 0;
+ qla2x00_update_fcport(ha,
+ fcport);
} else if (status == 1) {
set_bit(RELOGIN_NEEDED, &ha->dpc_flags);
/* retry the login again */
@@ -2469,6 +2495,7 @@ qla2x00_timer(scsi_qla_host_t *ha)
if ((test_bit(ISP_ABORT_NEEDED, &ha->dpc_flags) ||
test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags) ||
test_bit(LOOP_RESET_NEEDED, &ha->dpc_flags) ||
+ test_bit(FCPORT_UPDATE_NEEDED, &ha->dpc_flags) ||
start_dpc ||
test_bit(LOGIN_RETRY_NEEDED, &ha->dpc_flags) ||
test_bit(RESET_MARKER_NEEDED, &ha->dpc_flags) ||