* IBM's contributions to this file may be relicensed under LGPLv2 or later.
*/
+#define URCU_NO_COMPAT_IDENTIFIERS
#define _LGPL_SOURCE
#include <stdio.h>
#include <pthread.h>
#include <stdbool.h>
#include <sys/mman.h>
+#include <urcu/config.h>
#include <urcu/arch.h>
#include <urcu/wfcqueue.h>
#include <urcu/map/urcu-bp.h>
* This is not generic.
*/
static
-void *mremap_wrapper(void *old_address, size_t old_size,
- size_t new_size, int flags)
+void *mremap_wrapper(void *old_address __attribute__((unused)),
+ size_t old_size __attribute__((unused)),
+ size_t new_size __attribute__((unused)),
+ int flags)
{
assert(!(flags & MREMAP_MAYMOVE));
static
void __attribute__((constructor)) _urcu_bp_init(void);
static
-void __attribute__((destructor)) urcu_bp_exit(void);
+void urcu_bp_exit(void);
+static
+void __attribute__((destructor)) urcu_bp_exit_destructor(void);
+static void urcu_call_rcu_exit(void);
#ifndef CONFIG_RCU_FORCE_SYS_MEMBARRIER
int urcu_bp_has_sys_membarrier;
}
URCU_ATTR_ALIAS("urcu_bp_register") void rcu_bp_register();
+void urcu_bp_register_thread(void)
+{
+ if (caa_unlikely(!URCU_TLS(urcu_bp_reader)))
+ urcu_bp_register(); /* If not yet registered. */
+}
+
/* Disable signals, take mutex, remove from registry */
static
void urcu_bp_unregister(struct rcu_reader *rcu_reader_reg)
mutex_unlock(&init_lock);
}
+static
+void urcu_bp_exit_destructor(void)
+{
+ urcu_call_rcu_exit();
+ urcu_bp_exit();
+}
+
/*
* Holding the rcu_gp_lock and rcu_registry_lock across fork will make
* sure we fork() don't race with a concurrent thread executing with