arch/arc/include/asm/switch_to.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
   4  */
   5
   6 #ifndef _ASM_ARC_SWITCH_TO_H
   7 #define _ASM_ARC_SWITCH_TO_H
   8
   9 #ifndef __ASSEMBLY__
  10
  11 #include <linux/sched.h>
  12 #include <asm/dsp-impl.h>
  13 #include <asm/fpu.h>
  14
  15 struct task_struct *__switch_to(struct task_struct *p, struct task_struct *n);
  16
  17 #define switch_to(prev, next, last)     \
  18 do {                                    \
  19         dsp_save_restore(prev, next);   \
  20         fpu_save_restore(prev, next);   \
  21         last = __switch_to(prev, next);\
  22         mb();                           \
  23 } while (0)
  24
  25 #endif
  26
  27 #endif