X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=doc%2Fexamples%2Furcu-flavors%2Fqsbr.c;h=ca00933a1a88ba4640640c4b6cd2bd5cb3e36c7e;hb=81270292c23ff28aba1abd9a65f0624b657de82b;hp=1dbd54635cbe06a4ca71bb9a60fdb87bcb8c9dec;hpb=d7818a6fd0c57b576f3bacc67ddd62bc8a78fb05;p=urcu.git diff --git a/doc/examples/urcu-flavors/qsbr.c b/doc/examples/urcu-flavors/qsbr.c index 1dbd546..ca00933 100644 --- a/doc/examples/urcu-flavors/qsbr.c +++ b/doc/examples/urcu-flavors/qsbr.c @@ -1,20 +1,6 @@ -/* - * Copyright (C) 2013 Mathieu Desnoyers - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ +// SPDX-FileCopyrightText: 2013 Mathieu Desnoyers +// +// SPDX-License-Identifier: LGPL-2.1-or-later #include #include @@ -22,7 +8,7 @@ #include #include -#include /* QSBR RCU flavor */ +#include /* QSBR RCU flavor */ #include /* List example */ #include /* For CAA_ARRAY_SIZE */ @@ -46,7 +32,7 @@ int add_node(uint64_t v) { struct mynode *node; - node = calloc(sizeof(*node), 1); + node = calloc(1, sizeof(*node)); if (!node) return -1; node->value = v; @@ -62,7 +48,7 @@ void rcu_free_node(struct rcu_head *rh) free(node); } -int main(int argc, char **argv) +int main(void) { uint64_t values[] = { 42, 36, 24, }; unsigned int i; @@ -73,7 +59,7 @@ int main(int argc, char **argv) * Each thread need using RCU read-side need to be explicitly * registered. */ - rcu_register_thread(); + urcu_qsbr_register_thread(); /* * Adding nodes to the linked-list. Safe against concurrent @@ -104,7 +90,7 @@ int main(int argc, char **argv) * call_rcu() can be called from RCU read-side critical * sections. */ - call_rcu(&node->rcu_head, rcu_free_node); + urcu_qsbr_call_rcu(&node->rcu_head, rcu_free_node); } /* @@ -113,18 +99,18 @@ int main(int argc, char **argv) * every online registered RCU threads in the program * periodically. */ - rcu_quiescent_state(); + urcu_qsbr_quiescent_state(); /* * For QSBR flavor, when a thread needs to be in a quiescent * state for a long period of time, we use rcu_thread_offline() * and rcu_thread_online(). */ - rcu_thread_offline(); + urcu_qsbr_thread_offline(); sleep(1); - rcu_thread_online(); + urcu_qsbr_thread_online(); /* * We can also wait for a quiescent state by calling @@ -134,16 +120,16 @@ int main(int argc, char **argv) * read-side critical section, but synchronize_rcu() ensures the * caller thread is offline, thus acting as a quiescent state. */ - synchronize_rcu(); + urcu_qsbr_synchronize_rcu(); /* * Waiting for previously called call_rcu handlers to complete * before program exits, or in library destructors, is a good * practice. */ - rcu_barrier(); + urcu_qsbr_barrier(); end: - rcu_unregister_thread(); + urcu_qsbr_unregister_thread(); return ret; }