/*
* Copyright (c) 2018 Richard Braun.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see .
*
*
* Isolated type definition used to avoid inclusion circular dependencies.
*/
#ifndef _KERN_RCU_TYPES_H
#define _KERN_RCU_TYPES_H
#include
/*
* Thread-local data used to track threads running read-side critical
* sections.
*
* The window ID is valid if and only if the reader is linked.
*
* Interrupts and preemption must be disabled when accessing a reader.
*/
struct rcu_reader {
unsigned int level;
unsigned int wid;
bool linked;
};
#endif /* _KERN_RCU_TYPES_H */