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rwsem-const.h

/* rwsem-const.h: RW semaphore counter constants.  */
#ifndef _SPARC64_RWSEM_CONST_H
#define _SPARC64_RWSEM_CONST_H

#define RWSEM_UNLOCKED_VALUE        0x00000000
#define RWSEM_ACTIVE_BIAS           0x00000001
#define RWSEM_ACTIVE_MASK           0x0000ffff
#define RWSEM_WAITING_BIAS          0xffff0000
#define RWSEM_ACTIVE_READ_BIAS            RWSEM_ACTIVE_BIAS
#define RWSEM_ACTIVE_WRITE_BIAS           (RWSEM_WAITING_BIAS + RWSEM_ACTIVE_BIAS)

#endif /* _SPARC64_RWSEM_CONST_H */

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