release/src-rt-6.x.4708/linux/linux-2.6.36/arch/tile/include/asm/current.h

   1 /*
   2  * Copyright 2010 Tilera Corporation. All Rights Reserved.
   3  *
   4  *   This program is free software; you can redistribute it and/or
   5  *   modify it under the terms of the GNU General Public License
   6  *   as published by the Free Software Foundation, version 2.
   7  *
   8  *   This program is distributed in the hope that it will be useful, but
   9  *   WITHOUT ANY WARRANTY; without even the implied warranty of
  10  *   MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
  11  *   NON INFRINGEMENT.  See the GNU General Public License for
  12  *   more details.
  13  */
  14
  15 #ifndef _ASM_TILE_CURRENT_H
  16 #define _ASM_TILE_CURRENT_H
  17
  18 #include <linux/thread_info.h>
  19
  20 struct task_struct;
  21
  22 static inline struct task_struct *get_current(void)
  23 {
  24         return current_thread_info()->task;
  25 }
  26 #define current get_current()
  27
  28 /* Return a usable "task_struct" pointer even if the real one is corrupt. */
  29 struct task_struct *validate_current(void);
  30
  31 #endif /* _ASM_TILE_CURRENT_H */