rcupdate_wait.h
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SCHED_RCUPDATE_WAIT_H
#define _LINUX_SCHED_RCUPDATE_WAIT_H
/*
* RCU synchronization types and methods:
*/
#include <linux/rcupdate.h>
#include <linux/completion.h>
/*
* Structure allowing asynchronous waiting on RCU.
*/
struct rcu_synchronize {
struct rcu_head head;
struct completion completion;
};
void wakeme_after_rcu(struct rcu_head *head);
void __wait_rcu_gp(bool checktiny, int n, call_rcu_func_t *crcu_array,
struct rcu_synchronize *rs_array);
#define _wait_rcu_gp(checktiny, ...) \
do { \
call_rcu_func_t __crcu_array[] = { __VA_ARGS__ }; \
struct rcu_synchronize __rs_array[ARRAY_SIZE(__crcu_array)]; \
__wait_rcu_gp(checktiny, ARRAY_SIZE(__crcu_array), \
__crcu_array, __rs_array); \
} while (0)
#define wait_rcu_gp(...) _wait_rcu_gp(false, __VA_ARGS__)
#endif /* _LINUX_SCHED_RCUPDATE_WAIT_H */