[SCSI] iscsi: add iscsi host helpers
This finishes the host/session unbinding, by adding some helpers
to add and remove hosts and the session they manage.
Signed-off-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
diff --git a/drivers/scsi/iscsi_tcp.c b/drivers/scsi/iscsi_tcp.c
index 8cdcaf3..e19d92f2 100644
--- a/drivers/scsi/iscsi_tcp.c
+++ b/drivers/scsi/iscsi_tcp.c
@@ -1866,7 +1866,7 @@
return NULL;
}
- shost = scsi_host_alloc(&iscsi_sht, sizeof(struct iscsi_host));
+ shost = iscsi_host_alloc(&iscsi_sht, 0, qdepth);
if (!shost)
return NULL;
shost->transportt = iscsi_tcp_scsi_transport;
@@ -1874,10 +1874,9 @@
shost->max_id = 0;
shost->max_channel = 0;
shost->max_cmd_len = 16;
+ shost->can_queue = cmds_max;
- iscsi_host_setup(shost, qdepth);
-
- if (scsi_add_host(shost, NULL))
+ if (iscsi_host_add(shost, NULL))
goto free_host;
*hostno = shost->host_no;
@@ -1912,10 +1911,9 @@
remove_session:
iscsi_session_teardown(cls_session);
remove_host:
- scsi_remove_host(shost);
+ iscsi_host_remove(shost);
free_host:
- iscsi_host_teardown(shost);
- scsi_host_put(shost);
+ iscsi_host_free(shost);
return NULL;
}
@@ -1924,11 +1922,9 @@
struct Scsi_Host *shost = iscsi_session_to_shost(cls_session);
iscsi_r2tpool_free(cls_session->dd_data);
- iscsi_session_teardown(cls_session);
- scsi_remove_host(shost);
- iscsi_host_teardown(shost);
- scsi_host_put(shost);
+ iscsi_host_remove(shost);
+ iscsi_host_free(shost);
}
static int iscsi_tcp_slave_configure(struct scsi_device *sdev)