arch/frv/include/asm/current.h

   1 /* current.h: FRV current task pointer
   2  *
   3  * Copyright (C) 2004 Red Hat, Inc. All Rights Reserved.
   4  * Written by David Howells (dhowells@redhat.com)
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License
   8  * as published by the Free Software Foundation; either version
   9  * 2 of the License, or (at your option) any later version.
  10  */
  11
  12 #ifndef _ASM_CURRENT_H
  13 #define _ASM_CURRENT_H
  14
  15 #ifndef __ASSEMBLY__
  16
  17 /*
  18  * dedicate GR29 to keeping the current task pointer
  19  */
  20 register struct task_struct *current asm("gr29");
  21
  22 #define get_current() current
  23
  24 #else
  25
  26 #define CURRENT gr29
  27
  28 #endif
  29
  30 #endif /* _ASM_CURRENT_H */