headers/private/system/user_mutex_defs.h

   1 /*
   2  * Copyright 2010, Ingo Weinhold, ingo_weinhold@gmx.de.
   3  * Distributed under the terms of the MIT License.
   4  */
   5 #ifndef _SYSTEM_USER_MUTEX_DEFS_H
   6 #define _SYSTEM_USER_MUTEX_DEFS_H
   7
   8
   9 // user mutex specific flags passed to _kern_user_mutex_unlock()
  10 #define B_USER_MUTEX_UNBLOCK_ALL        0x80000000
  11         // All threads currently waiting on the mutex will be unblocked. The mutex
  12         // state will be locked.
  13
  14
  15 // mutex value flags
  16 #define B_USER_MUTEX_LOCKED             0x01
  17 #define B_USER_MUTEX_WAITING    0x02
  18 #define B_USER_MUTEX_DISABLED   0x04
  19
  20
  21 #endif  /* _SYSTEM_USER_MUTEX_DEFS_H */