| /* |
| * This file is subject to the terms and conditions of the GNU General Public |
| * License. See the file "COPYING" in the main directory of this archive |
| * for more details. |
| * |
| * Copyright (C) 1996, 1997, 1998, 2000, 2001 by Ralf Baechle |
| */ |
| #ifndef _ASM_WATCH_H |
| #define _ASM_WATCH_H |
| |
| #include <linux/linkage.h> |
| |
| /* |
| * Types of reference for watch_set() |
| */ |
| enum wref_type { |
| wr_save = 1, |
| wr_load = 2 |
| }; |
| |
| extern asmlinkage void __watch_set(unsigned long addr, enum wref_type ref); |
| extern asmlinkage void __watch_clear(void); |
| extern asmlinkage void __watch_reenable(void); |
| |
| #define watch_set(addr, ref) \ |
| if (cpu_has_watch) \ |
| __watch_set(addr, ref) |
| #define watch_clear() \ |
| if (cpu_has_watch) \ |
| __watch_clear() |
| #define watch_reenable() \ |
| if (cpu_has_watch) \ |
| __watch_reenable() |
| |
| #endif /* _ASM_WATCH_H */ |