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 19 int membarrier(int, int); 20 21 #endif 22