[SCSI] scsi_transport_fc: Introduce disable_target_scan flag
This change has already been discussed on linux-scsi:
http://marc.info/?t=118771096400003
http://marc.info/?t=118760913100005
Signed-off-by: Christof Schmitt <christof.schmitt@de.ibm.com>
Signed-off-by: Swen Schillig <swen@vnet.ibm.com>
Acked-by: James Smart <James.Smart@Emulex.Com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
diff --git a/drivers/scsi/scsi_transport_fc.c b/drivers/scsi/scsi_transport_fc.c
index 4705725..dd97f26 100644
--- a/drivers/scsi/scsi_transport_fc.c
+++ b/drivers/scsi/scsi_transport_fc.c
@@ -2988,10 +2988,12 @@
struct fc_rport *rport =
container_of(work, struct fc_rport, scan_work);
struct Scsi_Host *shost = rport_to_shost(rport);
+ struct fc_internal *i = to_fc_internal(shost->transportt);
unsigned long flags;
if ((rport->port_state == FC_PORTSTATE_ONLINE) &&
- (rport->roles & FC_PORT_ROLE_FCP_TARGET)) {
+ (rport->roles & FC_PORT_ROLE_FCP_TARGET) &&
+ !(i->f->disable_target_scan)) {
scsi_scan_target(&rport->dev, rport->channel,
rport->scsi_target_id, SCAN_WILD_CARD, 1);
}
diff --git a/include/scsi/scsi_transport_fc.h b/include/scsi/scsi_transport_fc.h
index a0d80bc..616a96a 100644
--- a/include/scsi/scsi_transport_fc.h
+++ b/include/scsi/scsi_transport_fc.h
@@ -632,6 +632,8 @@
unsigned long show_host_fabric_name:1;
unsigned long show_host_symbolic_name:1;
unsigned long show_host_system_hostname:1;
+
+ unsigned long disable_target_scan:1;
};