fail_free:
kfree(m->to_pool);
+ m->to_pool = NULL;
fail:
return -ENOMEM;
}
if (!--m->count) {
m->mode = SVC_POOL_DEFAULT;
kfree(m->to_pool);
+ m->to_pool = NULL;
kfree(m->pool_to);
+ m->pool_to = NULL;
m->npools = 0;
}
return &serv->sv_pools[pidx % serv->sv_nrpools];
}
+static int svc_rpcb_setup(struct svc_serv *serv)
+{
+ int err;
+
+ err = rpcb_create_local();
+ if (err)
+ return err;
+
+ /* Remove any stale portmap registrations */
+ svc_unregister(serv);
+ return 0;
+}
+
+void svc_rpcb_cleanup(struct svc_serv *serv)
+{
+ svc_unregister(serv);
+ rpcb_put_local();
+}
+EXPORT_SYMBOL_GPL(svc_rpcb_cleanup);
+
+static int svc_uses_rpcbind(struct svc_serv *serv)
+{
+ struct svc_program *progp;
+ unsigned int i;
+
+ for (progp = serv->sv_program; progp; progp = progp->pg_next) {
+ for (i = 0; i < progp->pg_nvers; i++) {
+ if (progp->pg_vers[i] == NULL)
+ continue;
+ if (progp->pg_vers[i]->vs_hidden == 0)
+ return 1;
+ }
+ }
+
+ return 0;
+}
/*
* Create an RPC service
spin_lock_init(&pool->sp_lock);
}
- /* Remove any stale portmap registrations */
- svc_unregister(serv);
+ if (svc_uses_rpcbind(serv)) {
+ if (svc_rpcb_setup(serv) < 0) {
+ kfree(serv->sv_pools);
+ kfree(serv);
+ return NULL;
+ }
+ if (!serv->sv_shutdown)
+ serv->sv_shutdown = svc_rpcb_cleanup;
+ }
return serv;
}
printk("svc_destroy: no threads for serv=%p!\n", serv);
del_timer_sync(&serv->sv_temptimer);
-
- svc_close_all(&serv->sv_tempsocks);
+ /*
+ * The set of xprts (contained in the sv_tempsocks and
+ * sv_permsocks lists) is now constant, since it is modified
+ * only by accepting new sockets (done by service threads in
+ * svc_recv) or aging old ones (done by sv_temptimer), or
+ * configuration changes (excluded by whatever locking the
+ * caller is using--nfsd_mutex in the case of nfsd). So it's
+ * safe to traverse those lists and shut everything down:
+ */
+ svc_close_all(serv);
if (serv->sv_shutdown)
serv->sv_shutdown(serv);
- svc_close_all(&serv->sv_permsocks);
-
- BUG_ON(!list_empty(&serv->sv_permsocks));
- BUG_ON(!list_empty(&serv->sv_tempsocks));
-
cache_clean_deferred(serv);
if (svc_serv_is_pooled(serv))
svc_pool_map_put();
- svc_unregister(serv);
kfree(serv->sv_pools);
kfree(serv);
}
sizeof(req->rq_snd_buf));
return bc_send(req);
} else {
- /* Nothing to do to drop request */
+ /* drop request */
+ xprt_free_bc_request(req);
return 0;
}
}