mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-24 21:24:00 +08:00
13 lines
434 B
C
13 lines
434 B
C
|
/* 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 */
|