13 lines
437 B
C
13 lines
437 B
C
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/* rwsem-const.h: RW semaphore counter constants. */
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#ifndef _SPARC64_RWSEM_CONST_H
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#define _SPARC64_RWSEM_CONST_H
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#define RWSEM_UNLOCKED_VALUE 0x00000000
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#define RWSEM_ACTIVE_BIAS 0x00000001
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#define RWSEM_ACTIVE_MASK 0x0000ffff
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#define RWSEM_WAITING_BIAS (-0x00010000)
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#define RWSEM_ACTIVE_READ_BIAS RWSEM_ACTIVE_BIAS
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#define RWSEM_ACTIVE_WRITE_BIAS (RWSEM_WAITING_BIAS + RWSEM_ACTIVE_BIAS)
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#endif /* _SPARC64_RWSEM_CONST_H */
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