Edit File: switch_to.h
/* Generic task switch macro wrapper, based on MN10300 definitions. * * It should be possible to use these on really simple architectures, * but it serves more as a starting point for new ports. * * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. * Written by David Howells (dhowells@redhat.com) * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public Licence * as published by the Free Software Foundation; either version * 2 of the Licence, or (at your option) any later version. */ #ifndef __ASM_GENERIC_SWITCH_TO_H #define __ASM_GENERIC_SWITCH_TO_H #include <linux/thread_info.h> /* * Context switching is now performed out-of-line in switch_to.S */ extern struct task_struct *__switch_to(struct task_struct *, struct task_struct *); #define switch_to(prev, next, last) \ do { \ ((last) = __switch_to((prev), (next))); \ } while (0) #endif /* __ASM_GENERIC_SWITCH_TO_H */