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