arch/xtensa/include/asm/current.h

   1 /*
   2  * include/asm-xtensa/current.h
   3  *
   4  * This file is subject to the terms and conditions of the GNU General Public
   5  * License.  See the file "COPYING" in the main directory of this archive
   6  * for more details.
   7  *
   8  * Copyright (C) 2001 - 2005 Tensilica Inc.
   9  */
  10
  11 #ifndef _XTENSA_CURRENT_H
  12 #define _XTENSA_CURRENT_H
  13
  14 #ifndef __ASSEMBLY__
  15
  16 #include <linux/thread_info.h>
  17
  18 struct task_struct;
  19
  20 static inline struct task_struct *get_current(void)
  21 {
  22         return current_thread_info()->task;
  23 }
  24
  25 #define current get_current()
  26
  27 #else
  28
  29 #define CURRENT_SHIFT 13
  30
  31 #define GET_CURRENT(reg,sp)             \
  32         GET_THREAD_INFO(reg,sp);        \
  33         l32i reg, reg, TI_TASK          \
  34
  35 #endif
  36
  37
  38 #endif /* XTENSA_CURRENT_H */