18  * Begin iteration through a server list, starting with the vnode's last used
19  * server if possible, or the last recorded good server if not.
24 	struct afs_server *server;  in afs_start_fs_iteration()  local
41 			server = op->server_list->servers[i].server;  in afs_start_fs_iteration()
42 			if (server == cb_server) {  in afs_start_fs_iteration()
48 		/* If we have a lock outstanding on a server that's no longer  in afs_start_fs_iteration()
49 		 * serving this vnode, then we can't switch to another server  in afs_start_fs_iteration()
112 	struct afs_server *server;  in afs_select_fileserver()  local
145 		 * might involve the server being busy or the volume having been moved.  in afs_select_fileserver()
173 			/* If the server list didn't change, then assume that  in afs_select_fileserver()
229 				 /* Retry with same server & address */  in afs_select_fileserver()
238 			/* The volume migrated to another server.  We consider  in afs_select_fileserver()
257 			/* If the server list didn't change, then the VLDB is  in afs_select_fileserver()
304 	op->server = NULL;  in afs_select_fileserver()
328 	/* Pick the untried server with the lowest RTT.  If we have outstanding  in afs_select_fileserver()
329 	 * callbacks, we stick with the server we're already using if we can.  in afs_select_fileserver()
331 	if (op->server) {  in afs_select_fileserver()
332 		_debug("server %u", op->index);  in afs_select_fileserver()
335 		op->server = NULL;  in afs_select_fileserver()
336 		_debug("no server");  in afs_select_fileserver()
342 		struct afs_server *s = op->server_list->servers[i].server;  in afs_select_fileserver()
365 	server = op->server_list->servers[op->index].server;  in afs_select_fileserver()
367 	if (!afs_check_server_record(op, server))  in afs_select_fileserver()
370 	_debug("USING SERVER: %pU", &server->uuid);  in afs_select_fileserver()
373 	op->server = server;  in afs_select_fileserver()
374 	if (vnode->cb_server != server) {  in afs_select_fileserver()
375 		vnode->cb_server = server;  in afs_select_fileserver()
376 		vnode->cb_s_break = server->cb_s_break;  in afs_select_fileserver()
381 	read_lock(&server->fs_lock);  in afs_select_fileserver()
382 	alist = rcu_dereference_protected(server->addresses,  in afs_select_fileserver()
383 					  lockdep_is_held(&server->fs_lock));  in afs_select_fileserver()
385 	read_unlock(&server->fs_lock);  in afs_select_fileserver()
399 	/* Iterate over the current server's address list to try and find an  in afs_select_fileserver()
413 	/* We've now had a failure to respond on all of a server's addresses -  in afs_select_fileserver()
414 	 * immediately probe them again and consider retrying the server.  in afs_select_fileserver()
416 	afs_probe_fileserver(op->net, op->server);  in afs_select_fileserver()
420 			op->server, !(op->flags & AFS_OPERATION_UNINTR));  in afs_select_fileserver()
448 		struct afs_server *s = op->server_list->servers[i].server;  in afs_select_fileserver()
491 			const struct afs_server *s = sl->servers[i].server;  in afs_dump_edestaddrreq()
492 			pr_notice("FC: server fl=%lx av=%u %pU\n",  in afs_dump_edestaddrreq()