watch.h
上传用户:jlfgdled
上传日期:2013-04-10
资源大小:33168k
文件大小:1k
- /*
- * 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, 1999, 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 char watch_available;
- 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 (watch_available)
- __watch_set(addr, ref)
- #define watch_clear()
- if (watch_available)
- __watch_clear()
- #define watch_reenable()
- if (watch_available)
- __watch_reenable()
- #endif /* _ASM_WATCH_H */