#ifndef SMP_SPINLOCK_H | |
#define SMP_SPINLOCK_H | |
#if ENV_STAGE_SUPPORTS_SMP | |
#include <arch/smp/spinlock.h> | |
#else /* !CONFIG_SMP */ | |
#define DECLARE_SPIN_LOCK(x) | |
#define spin_is_locked(lock) 0 | |
#define spin_unlock_wait(lock) do {} while (0) | |
#define spin_lock(lock) do {} while (0) | |
#define spin_unlock(lock) do {} while (0) | |
#endif | |
#endif /* SMP_SPINLOCK_H */ |