[SCSI] qla2xxx: Optimize existing port name server query matching.

Signed-off-by: Joe Carnuccio <joe.carnuccio@qlogic.com>
Signed-off-by: Chad Dupuis <chad.dupuis@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>

diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h
index f601a93..7aedd90 100644 (file)
--- a/drivers/scsi/qla2xxx/qla_def.h
+++ b/drivers/scsi/qla2xxx/qla_def.h
@@ -1723,6 +1723,9 @@ typedef struct fc_port {
        uint8_t scan_state;
 } fc_port_t;
 
+#define QLA_FCPORT_SCAN_NONE   0
+#define QLA_FCPORT_SCAN_FOUND  1
+
 /*
  * Fibre channel port/lun states.
  */

diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index 6c26e04..33a23eb 100644 (file)
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -2499,6 +2499,7 @@ qla2x00_alloc_fcport(scsi_qla_host_t *vha, gfp_t flags)
        fcport->loop_id = FC_NO_LOOP_ID;
        qla2x00_set_fcport_state(fcport, FCS_UNCONFIGURED);
        fcport->supported_classes = FC_COS_UNSPECIFIED;
+       fcport->scan_state = QLA_FCPORT_SCAN_NONE;
 
        return fcport;
 }
@@ -2985,13 +2986,6 @@ qla2x00_configure_fabric(scsi_qla_host_t *vha)
                        }
                }
 
-#define QLA_FCPORT_SCAN                1
-#define QLA_FCPORT_FOUND       2
-
-               list_for_each_entry(fcport, &vha->vp_fcports, list) {
-                       fcport->scan_state = QLA_FCPORT_SCAN;
-               }
-
                rval = qla2x00_find_all_fabric_devs(vha, &new_fcports);
                if (rval != QLA_SUCCESS)
                        break;
@@ -3007,7 +3001,7 @@ qla2x00_configure_fabric(scsi_qla_host_t *vha)
                        if ((fcport->flags & FCF_FABRIC_DEVICE) == 0)
                                continue;
 
-                       if (fcport->scan_state == QLA_FCPORT_SCAN &&
+                       if (fcport->scan_state != QLA_FCPORT_SCAN_FOUND &&
                            atomic_read(&fcport->state) == FCS_ONLINE) {
                                qla2x00_mark_device_lost(vha, fcport,
                                    ql2xplogiabsentdevice, 0);
@@ -3022,7 +3016,9 @@ qla2x00_configure_fabric(scsi_qla_host_t *vha)
                                            fcport->d_id.b.al_pa);
                                        fcport->loop_id = FC_NO_LOOP_ID;
                                }
+                               continue;
                        }
+                       fcport->scan_state = QLA_FCPORT_SCAN_NONE;
                }
 
                /* Starting free loop ID. */
@@ -3277,7 +3273,7 @@ qla2x00_find_all_fabric_devs(scsi_qla_host_t *vha,
                            WWN_SIZE))
                                continue;
 
-                       fcport->scan_state = QLA_FCPORT_FOUND;
+                       fcport->scan_state = QLA_FCPORT_SCAN_FOUND;
 
                        found++;