| /* 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 */ |