644 static int get_dfs_referral(const unsigned int xid, struct cifs_ses *ses, const char *path,  in get_dfs_referral()  argument
653 	if (!ses || !ses->server || !ses->server->ops->get_dfs_refer)  in get_dfs_referral()
658 	cifs_dbg(FYI, "%s: ipc=%s referral=%s\n", __func__, ses->tcon_ipc->tree_name, path);  in get_dfs_referral()
659 	rc =  ses->server->ops->get_dfs_refer(xid, ses, path, refs, numrefs, cache_cp,  in get_dfs_referral()
682 					      struct cifs_ses *ses,  in cache_refresh_path()  argument
717 	rc = get_dfs_referral(xid, ses, path, &refs, &numrefs);  in cache_refresh_path()
854 int dfs_cache_find(const unsigned int xid, struct cifs_ses *ses, const struct nls_table *cp,  in dfs_cache_find()  argument
866 	ce = cache_refresh_path(xid, ses, npath, false);  in dfs_cache_find()
1098 	struct TCP_Server_Info *server = tcon->ses->server;  in target_share_equal()
1123 static bool is_ses_good(struct cifs_tcon *tcon, struct cifs_ses *ses)  in is_ses_good()  argument
1125 	struct TCP_Server_Info *server = ses->server;  in is_ses_good()
1130 	spin_lock(&ses->ses_lock);  in is_ses_good()
1131 	spin_lock(&ses->chan_lock);  in is_ses_good()
1133 	ret = !cifs_chan_needs_reconnect(ses, server) &&  in is_ses_good()
1134 		ses->ses_status == SES_GOOD;  in is_ses_good()
1136 	spin_unlock(&ses->chan_lock);  in is_ses_good()
1141 	if (likely(ses->tcon_ipc)) {  in is_ses_good()
1142 		if (ses->tcon_ipc->need_reconnect) {  in is_ses_good()
1147 		spin_unlock(&ses->ses_lock);  in is_ses_good()
1150 		ipc = cifs_setup_ipc(ses, tcon->seal);  in is_ses_good()
1153 		spin_lock(&ses->ses_lock);  in is_ses_good()
1155 			if (!ses->tcon_ipc) {  in is_ses_good()
1156 				ses->tcon_ipc = ipc;  in is_ses_good()
1166 	spin_unlock(&ses->ses_lock);  in is_ses_good()
1179 static void refresh_ses_referral(struct cifs_tcon *tcon, struct cifs_ses *ses)  in refresh_ses_referral()  argument
1188 	path = dfs_ses_refpath(ses);  in refresh_ses_referral()
1194 	ses = CIFS_DFS_ROOT_SES(ses);  in refresh_ses_referral()
1195 	if (!is_ses_good(tcon, ses)) {  in refresh_ses_referral()
1201 	ce = cache_refresh_path(xid, ses, path, false);  in refresh_ses_referral()
1248 		cifs_signal_cifsd_for_reconnect(tcon->ses->server, true);  in __refresh_tcon_referral()
1257 	struct cifs_ses *ses;  in refresh_tcon_referral()  local
1265 	ses = tcon->ses;  in refresh_tcon_referral()
1267 	path = dfs_ses_refpath(ses);  in refresh_tcon_referral()
1282 	ses = CIFS_DFS_ROOT_SES(ses);  in refresh_tcon_referral()
1283 	if (!is_ses_good(tcon, ses)) {  in refresh_tcon_referral()
1289 	rc = get_dfs_referral(xid, ses, path, &refs, &numrefs);  in refresh_tcon_referral()
1346 	struct cifs_ses *ses;  in dfs_cache_refresh()  local
1350 	list_for_each_entry(ses, &tcon->dfs_ses_list, dlist)  in dfs_cache_refresh()
1351 		refresh_ses_referral(tcon, ses);  in dfs_cache_refresh()