Linux Kernel  3.7.1
 All Data Structures Namespaces Files Functions Variables Typedefs Enumerations Enumerator Macros Groups Pages
current.h
Go to the documentation of this file.
1 /*
2  * include/asm-xtensa/current.h
3  *
4  * This file is subject to the terms and conditions of the GNU General Public
5  * License. See the file "COPYING" in the main directory of this archive
6  * for more details.
7  *
8  * Copyright (C) 2001 - 2005 Tensilica Inc.
9  */
10 
11 #ifndef _XTENSA_CURRENT_H
12 #define _XTENSA_CURRENT_H
13 
14 #ifndef __ASSEMBLY__
15 
16 #include <linux/thread_info.h>
17 
18 struct task_struct;
19 
20 static inline struct task_struct *get_current(void)
21 {
22  return current_thread_info()->task;
23 }
24 
25 #define current get_current()
26 
27 #else
28 
29 #define CURRENT_SHIFT 13
30 
31 #define GET_CURRENT(reg,sp) \
32  GET_THREAD_INFO(reg,sp); \
33  l32i reg, reg, TI_TASK \
34 
35 #endif
36 
37 
38 #endif /* XTENSA_CURRENT_H */