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/*
* Copyright (c) 2017 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 <http://www.gnu.org/licenses/>.
*
*
* Isolated type definition used to avoid inclusion circular dependencies.
*/
#ifndef KERN_SYSCNT_TYPES_H
#define KERN_SYSCNT_TYPES_H
#include <stdint.h>
#include <kern/atomic.h>
#include <kern/list_types.h>
#include <kern/spinlock_types.h>
/*
* Use atomic access on 64-bits systems, spinlock based critical sections
* on 32-bits ones.
*/
struct syscnt {
#ifndef ATOMIC_HAVE_64B_OPS
struct spinlock lock;
#endif /* __LP64__ */
uint64_t value;
struct list node;
char name[SYSCNT_NAME_SIZE];
};
#endif /* KERN_SYSCNT_TYPES_H */
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