Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef __LINUX_SPINLOCK_H_
3#define __LINUX_SPINLOCK_H_
4
5#include <pthread.h>
6#include <stdbool.h>
7
8#define spinlock_t pthread_mutex_t
9#define DEFINE_SPINLOCK(x) pthread_mutex_t x = PTHREAD_MUTEX_INITIALIZER
10#define __SPIN_LOCK_UNLOCKED(x) (pthread_mutex_t)PTHREAD_MUTEX_INITIALIZER
11#define spin_lock_init(x) pthread_mutex_init(x, NULL)
12
13#define spin_lock_irqsave(x, f) (void)f, pthread_mutex_lock(x)
14#define spin_unlock_irqrestore(x, f) (void)f, pthread_mutex_unlock(x)
15
16#define arch_spinlock_t pthread_mutex_t
17#define __ARCH_SPIN_LOCK_UNLOCKED PTHREAD_MUTEX_INITIALIZER
18
19static inline void arch_spin_lock(arch_spinlock_t *mutex)
20{
21 pthread_mutex_lock(mutex);
22}
23
24static inline void arch_spin_unlock(arch_spinlock_t *mutex)
25{
26 pthread_mutex_unlock(mutex);
27}
28
29static inline bool arch_spin_is_locked(arch_spinlock_t *mutex)
30{
31 return true;
32}
33
34#endif