OSD-TARGET: Changes to receive an osd name from tgtadm through tgtd a…

…nd record the osd name.

This is patch 2/2. The first patch modifies tgtadm and tgtd to
get the osd name as parameter from command line. usage has
explained at the first patch [1/2].

Signed-off-by: Jay Martinez <jmartinez@ubuntu.(none)>

osd-target/cdb.h

@@ -29,5 +29,6 @@ int osdemu_cmd_submit(struct osd_device *osd, uint8_t *cdb,
                       const uint8_t *data_in, uint64_t data_in_len,
 		      uint8_t **data_out, uint64_t *data_out_len,
 		      uint8_t *sense_out, int *senselen_out);
+int osd_set_name(struct osd_device *osd, char *osdname);
 
 #endif /* __CDB_H */

osd-target/osd.c

@@ -1084,6 +1084,22 @@ out:
 	return ret;
 }
 
+int osd_set_name(struct osd_device *osd, char *osdname)
+{
+        int ret = 0;
+
+        osd_info("Setting osdname => %s",osdname);
+
+        ret = attr_set_attr(osd->dbc, 0, 0, ROOT_INFO_PG,RIAP_OSD_NAME,
+                            osdname, strlen(osdname));
+
+        if ( OSD_OK != ret){
+                osd_error("!attr_set_attr => %d", ret);
+        }
+
+        return ret;
+}
+
 int osd_close(struct osd_device *osd)
 {
 	int ret;