spinlock.h

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#pragma once
 
#include "klib/stdatomic.h"
 
#define SPINLOCK_FREE 0
#define SPINLOCK_BUSY 1
 
typedef atomic_t spinlock_t;
 
void spinlock_init(spinlock_t *spinlock);
 
void spinlock_lock(spinlock_t *spinlock);
 
void spinlock_unlock(spinlock_t *spinlock);
 
int spinlock_trylock(spinlock_t *spinlock);