#include <stdlib.h>
#include <pthread.h>
-#include <urcu/wfqueue.h>
+#include <urcu/wfcqueue.h>
#ifdef __cplusplus
extern "C" {
/* Flag values. */
-#define URCU_CALL_RCU_RT 0x1
-#define URCU_CALL_RCU_RUNNING 0x2
-#define URCU_CALL_RCU_STOP 0x4
-#define URCU_CALL_RCU_STOPPED 0x8
+#define URCU_CALL_RCU_RT (1U << 0)
+#define URCU_CALL_RCU_RUNNING (1U << 1)
+#define URCU_CALL_RCU_STOP (1U << 2)
+#define URCU_CALL_RCU_STOPPED (1U << 3)
+#define URCU_CALL_RCU_PAUSE (1U << 4)
+#define URCU_CALL_RCU_PAUSED (1U << 5)
/*
* The rcu_head data structure is placed in the structure to be freed
*/
struct rcu_head {
- struct cds_wfq_node next;
+ struct cds_wfcq_node next;
void (*func)(struct rcu_head *head);
};
/*
* Exported functions
+ *
+ * Important: see rcu-api.txt in userspace-rcu documentation for
+ * call_rcu family of functions usage detail, including the surrounding
+ * RCU usage required when using these primitives.
*/
-struct call_rcu_data *get_cpu_call_rcu_data(int cpu);
-pthread_t get_call_rcu_thread(struct call_rcu_data *crdp);
+
+void call_rcu(struct rcu_head *head,
+ void (*func)(struct rcu_head *head));
+
struct call_rcu_data *create_call_rcu_data(unsigned long flags,
int cpu_affinity);
-int set_cpu_call_rcu_data(int cpu, struct call_rcu_data *crdp);
+void call_rcu_data_free(struct call_rcu_data *crdp);
+
struct call_rcu_data *get_default_call_rcu_data(void);
-struct call_rcu_data *get_call_rcu_data(void);
+struct call_rcu_data *get_cpu_call_rcu_data(int cpu);
struct call_rcu_data *get_thread_call_rcu_data(void);
+struct call_rcu_data *get_call_rcu_data(void);
+pthread_t get_call_rcu_thread(struct call_rcu_data *crdp);
+
void set_thread_call_rcu_data(struct call_rcu_data *crdp);
+int set_cpu_call_rcu_data(int cpu, struct call_rcu_data *crdp);
+
int create_all_cpu_call_rcu_data(unsigned long flags);
-void call_rcu(struct rcu_head *head,
- void (*func)(struct rcu_head *head));
-void call_rcu_data_free(struct call_rcu_data *crdp);
void free_all_cpu_call_rcu_data(void);
+
+void call_rcu_before_fork(void);
+void call_rcu_after_fork_parent(void);
void call_rcu_after_fork_child(void);
#ifdef __cplusplus