diff options
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_init.c | 83 |
1 files changed, 63 insertions, 20 deletions
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c index 8888d9b..51f007f 100644 --- a/drivers/scsi/qla2xxx/qla_init.c +++ b/drivers/scsi/qla2xxx/qla_init.c @@ -3159,7 +3159,7 @@ static int qla2x00_configure_fabric(scsi_qla_host_t *vha) { int rval; - fc_port_t *fcport; + fc_port_t *fcport, *fcptemp; uint16_t next_loopid; uint16_t mb[MAILBOX_REGISTER_COUNT]; uint16_t loop_id; @@ -3197,7 +3197,7 @@ qla2x00_configure_fabric(scsi_qla_host_t *vha) 0xfc, mb, BIT_1|BIT_0); if (rval != QLA_SUCCESS) { set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); - break; + return rval; } if (mb[0] != MBS_COMMAND_COMPLETE) { ql_dbg(ql_dbg_disc, vha, 0x2042, @@ -3233,12 +3233,10 @@ qla2x00_configure_fabric(scsi_qla_host_t *vha) if (rval != QLA_SUCCESS) break; - /* Add new ports to existing port list */ - list_splice_tail_init(&new_fcports, &vha->vp_fcports); - - /* Starting free loop ID. */ - next_loopid = ha->min_external_loopid; - + /* + * Logout all previous fabric devices marked lost, except + * FCP2 devices. + */ list_for_each_entry(fcport, &vha->vp_fcports, list) { if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) break; @@ -3246,7 +3244,6 @@ qla2x00_configure_fabric(scsi_qla_host_t *vha) if ((fcport->flags & FCF_FABRIC_DEVICE) == 0) continue; - /* Logout lost/gone fabric devices (non-FCP2) */ if (fcport->scan_state != QLA_FCPORT_SCAN_FOUND && atomic_read(&fcport->state) == FCS_ONLINE) { qla2x00_mark_device_lost(vha, fcport, @@ -3260,30 +3257,76 @@ qla2x00_configure_fabric(scsi_qla_host_t *vha) fcport->d_id.b.domain, fcport->d_id.b.area, fcport->d_id.b.al_pa); + fcport->loop_id = FC_NO_LOOP_ID; } continue; } fcport->scan_state = QLA_FCPORT_SCAN_NONE; + } - /* Login fabric devices that need a login */ - if ((fcport->flags & FCF_LOGIN_NEEDED) != 0 && - atomic_read(&vha->loop_down_timer) == 0) { - if (fcport->loop_id == FC_NO_LOOP_ID) { - fcport->loop_id = next_loopid; - rval = qla2x00_find_new_loop_id( - base_vha, fcport); - if (rval != QLA_SUCCESS) { - /* Ran out of IDs to use */ - continue; - } + /* Starting free loop ID. */ + next_loopid = ha->min_external_loopid; + + /* + * Scan through our port list and login entries that need to be + * logged in. + */ + list_for_each_entry(fcport, &vha->vp_fcports, list) { + if (atomic_read(&vha->loop_down_timer) || + test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) + break; + + if ((fcport->flags & FCF_FABRIC_DEVICE) == 0 || + (fcport->flags & FCF_LOGIN_NEEDED) == 0) + continue; + + if (fcport->loop_id == FC_NO_LOOP_ID) { + fcport->loop_id = next_loopid; + rval = qla2x00_find_new_loop_id( + base_vha, fcport); + if (rval != QLA_SUCCESS) { + /* Ran out of IDs to use */ + break; } } + /* Login and update database */ + qla2x00_fabric_dev_login(vha, fcport, &next_loopid); + } + + /* Exit if out of loop IDs. */ + if (rval != QLA_SUCCESS) { + break; + } + + /* + * Login and add the new devices to our port list. + */ + list_for_each_entry_safe(fcport, fcptemp, &new_fcports, list) { + if (atomic_read(&vha->loop_down_timer) || + test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) + break; + + /* Find a new loop ID to use. */ + fcport->loop_id = next_loopid; + rval = qla2x00_find_new_loop_id(base_vha, fcport); + if (rval != QLA_SUCCESS) { + /* Ran out of IDs to use */ + break; + } /* Login and update database */ qla2x00_fabric_dev_login(vha, fcport, &next_loopid); + + list_move_tail(&fcport->list, &vha->vp_fcports); } } while (0); + /* Free all new device structures not processed. */ + list_for_each_entry_safe(fcport, fcptemp, &new_fcports, list) { + list_del(&fcport->list); + kfree(fcport); + } + if (rval) { ql_dbg(ql_dbg_disc, vha, 0x2068, "Configure fabric error exit rval=%d.\n", rval); |
