[net-next-2.6.git] / arch / sparc / include / asm / 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 */
Commit	Line	Data
a00736e9 SR	1	/* rwsem-const.h: RW semaphore counter constants. */
	2	#ifndef _SPARC64_RWSEM_CONST_H
	3	#define _SPARC64_RWSEM_CONST_H
	4
	5	#define RWSEM_UNLOCKED_VALUE 0x00000000
	6	#define RWSEM_ACTIVE_BIAS 0x00000001
	7	#define RWSEM_ACTIVE_MASK 0x0000ffff
	8	#define RWSEM_WAITING_BIAS 0xffff0000
	9	#define RWSEM_ACTIVE_READ_BIAS RWSEM_ACTIVE_BIAS
	10	#define RWSEM_ACTIVE_WRITE_BIAS (RWSEM_WAITING_BIAS + RWSEM_ACTIVE_BIAS)
	11
	12	#endif /* _SPARC64_RWSEM_CONST_H */