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current.h
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1 /* current.h: FRV current task pointer
2  *
3  * Copyright (C) 2004 Red Hat, Inc. All Rights Reserved.
4  * Written by David Howells ([email protected])
5  *
6  * This program is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU General Public License
8  * as published by the Free Software Foundation; either version
9  * 2 of the License, or (at your option) any later version.
10  */
11 
12 #ifndef _ASM_CURRENT_H
13 #define _ASM_CURRENT_H
14 
15 #ifndef __ASSEMBLY__
16 
17 /*
18  * dedicate GR29 to keeping the current task pointer
19  */
20 register struct task_struct *current asm("gr29");
21 
22 #define get_current() current
23 
24 #else
25 
26 #define CURRENT gr29
27 
28 #endif
29 
30 #endif /* _ASM_CURRENT_H */