lock.h

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#ifndef _ASM_GENERIC_BITOPS_LOCK_H_
#define _ASM_GENERIC_BITOPS_LOCK_H_

#define test_and_set_bit_lock(nr, addr) test_and_set_bit(nr, addr)

#define clear_bit_unlock(nr, addr)  \
do {                    \
    smp_mb__before_clear_bit(); \
    clear_bit(nr, addr);        \
} while (0)

#define __clear_bit_unlock(nr, addr)    \
do {                    \
    smp_mb();           \
    __clear_bit(nr, addr);      \
} while (0)

#endif /* _ASM_GENERIC_BITOPS_LOCK_H_ */