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#ifndef __ASM_SPINLOCK_H
#define __ASM_SPINLOCK_H
#define arch_lock_acquire_barrier() smp_mb()
#define arch_lock_release_barrier() smp_mb()
#define arch_lock_relax() wfe()
#define arch_lock_signal() do { \
dsb(ishst); \
sev(); \
} while(0)
#define arch_lock_signal_wmb() arch_lock_signal()
#endif /* __ASM_SPINLOCK_H */
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