swh:1:snp:c3bf2749e3476071fa748f67b0ffa2fdc5fe49d9
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Tip revision: 82d6897fefca6206bca7153805b4c5359ce97fc4 authored by Linus Torvalds on 15 July 2006, 21:53:08 UTC
Linux 2.6.18-rc2
Tip revision: 82d6897
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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