71  * On success, their lifetime will be shared by final tcon (dfs_ses_list).
233 	struct cifs_tcon *tcon;  in __dfs_mount_share()  local
245 	tcon = mnt_ctx->tcon;  in __dfs_mount_share()
246 	spin_lock(&tcon->tc_lock);  in __dfs_mount_share()
247 	if (!tcon->origin_fullpath) {  in __dfs_mount_share()
248 		tcon->origin_fullpath = origin_fullpath;  in __dfs_mount_share()
251 	spin_unlock(&tcon->tc_lock);  in __dfs_mount_share()
253 	if (list_empty(&tcon->dfs_ses_list)) {  in __dfs_mount_share()
254 		list_replace_init(&mnt_ctx->dfs_ses_list, &tcon->dfs_ses_list);  in __dfs_mount_share()
255 		queue_delayed_work(dfscache_wq, &tcon->dfs_cache_work,  in __dfs_mount_share()
402 	struct cifs_tcon *tcon = ses->tcon_ipc;  in __tree_connect_ipc()  local
422 	rc = server->ops->tree_connect(xid, ses, tree, tcon,  in __tree_connect_ipc()
425 	spin_lock(&tcon->tc_lock);  in __tree_connect_ipc()
427 		tcon->status = TID_NEED_TCON;  in __tree_connect_ipc()
429 		tcon->status = TID_GOOD;  in __tree_connect_ipc()
430 		tcon->need_reconnect = false;  in __tree_connect_ipc()
432 	spin_unlock(&tcon->tc_lock);  in __tree_connect_ipc()
437 			     struct cifs_tcon *tcon)  in tree_connect_ipc()  argument
439 	struct cifs_ses *ses = tcon->ses;  in tree_connect_ipc()
445 static int __tree_connect_dfs_target(const unsigned int xid, struct cifs_tcon *tcon,  in __tree_connect_dfs_target()  argument
450 	struct TCP_Server_Info *server = tcon->ses->server;  in __tree_connect_dfs_target()
452 	struct cifs_ses *root_ses = CIFS_DFS_ROOT_SES(tcon->ses);  in __tree_connect_dfs_target()
488 		tree_connect_ipc(xid, tree, cifs_sb, tcon);  in __tree_connect_dfs_target()
492 			rc = ops->tree_connect(xid, tcon->ses, tree, tcon, cifs_sb->local_nls);  in __tree_connect_dfs_target()
504 			rc = ops->tree_connect(xid, tcon->ses, tree, tcon, cifs_sb->local_nls);  in __tree_connect_dfs_target()
530 static int tree_connect_dfs_target(const unsigned int xid, struct cifs_tcon *tcon,  in tree_connect_dfs_target()  argument
536 	struct TCP_Server_Info *server = tcon->ses->server;  in tree_connect_dfs_target()
540 		rc = __tree_connect_dfs_target(xid, tcon, cifs_sb, tree, islink, tl);  in tree_connect_dfs_target()
555 int cifs_tree_connect(const unsigned int xid, struct cifs_tcon *tcon, const struct nls_table *nlsc)  in cifs_tree_connect()  argument
558 	struct TCP_Server_Info *server = tcon->ses->server;  in cifs_tree_connect()
567 	spin_lock(&tcon->tc_lock);  in cifs_tree_connect()
569 	/* if tcon is marked for needing reconnect, update state */  in cifs_tree_connect()
570 	if (tcon->need_reconnect)  in cifs_tree_connect()
571 		tcon->status = TID_NEED_TCON;  in cifs_tree_connect()
573 	if (tcon->status == TID_GOOD) {  in cifs_tree_connect()
574 		spin_unlock(&tcon->tc_lock);  in cifs_tree_connect()
578 	if (tcon->status != TID_NEW &&  in cifs_tree_connect()
579 	    tcon->status != TID_NEED_TCON) {  in cifs_tree_connect()
580 		spin_unlock(&tcon->tc_lock);  in cifs_tree_connect()
584 	tcon->status = TID_IN_TCON;  in cifs_tree_connect()
585 	spin_unlock(&tcon->tc_lock);  in cifs_tree_connect()
593 	if (tcon->ipc) {  in cifs_tree_connect()
597 		rc = ops->tree_connect(xid, tcon->ses, tree, tcon, nlsc);  in cifs_tree_connect()
601 	sb = cifs_get_dfs_tcon_super(tcon);  in cifs_tree_connect()
606 	 * Tree connect to last share in @tcon->tree_name whether dfs super or  in cifs_tree_connect()
611 		rc = ops->tree_connect(xid, tcon->ses, tcon->tree_name, tcon,  in cifs_tree_connect()
616 	rc = tree_connect_dfs_target(xid, tcon, cifs_sb, tree, ref.server_type == DFS_TYPE_LINK,  in cifs_tree_connect()
625 		spin_lock(&tcon->tc_lock);  in cifs_tree_connect()
626 		if (tcon->status == TID_IN_TCON)  in cifs_tree_connect()
627 			tcon->status = TID_NEED_TCON;  in cifs_tree_connect()
628 		spin_unlock(&tcon->tc_lock);  in cifs_tree_connect()
630 		spin_lock(&tcon->tc_lock);  in cifs_tree_connect()
631 		if (tcon->status == TID_IN_TCON)  in cifs_tree_connect()
632 			tcon->status = TID_GOOD;  in cifs_tree_connect()
633 		tcon->need_reconnect = false;  in cifs_tree_connect()
634 		spin_unlock(&tcon->tc_lock);  in cifs_tree_connect()