1#ifndef _SYS_MEMBARRIER_H
 2#define _SYS_MEMBARRIER_H
 3
 4#define MEMBARRIER_CMD_QUERY 0
 5#define MEMBARRIER_CMD_GLOBAL 1
 6#define MEMBARRIER_CMD_GLOBAL_EXPEDITED 2
 7#define MEMBARRIER_CMD_REGISTER_GLOBAL_EXPEDITED 4
 8#define MEMBARRIER_CMD_PRIVATE_EXPEDITED 8
 9#define MEMBARRIER_CMD_REGISTER_PRIVATE_EXPEDITED 16
10#define MEMBARRIER_CMD_PRIVATE_EXPEDITED_SYNC_CORE 32
11#define MEMBARRIER_CMD_REGISTER_PRIVATE_EXPEDITED_SYNC_CORE 64
12#define MEMBARRIER_CMD_PRIVATE_EXPEDITED_RSEQ 128
13#define MEMBARRIER_CMD_REGISTER_PRIVATE_EXPEDITED_RSEQ 256
14
15#define MEMBARRIER_CMD_SHARED MEMBARRIER_CMD_GLOBAL
16
17#define MEMBARRIER_CMD_FLAG_CPU 1
18
19int membarrier(int, int);
20
21#endif