LXR linux/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
  18struct task_struct;
  19
  20static 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 */
  39