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[linux-2.6.git] / include / asm-powerpc / current.h
1 #ifndef _ASM_POWERPC_CURRENT_H
2 #define _ASM_POWERPC_CURRENT_H
3 #ifdef __KERNEL__
4
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 struct task_struct;
13
14 #ifdef __powerpc64__
15 #include <asm/paca.h>
16
17 #define current         (get_paca()->__current)
18
19 #else
20
21 /*
22  * We keep `current' in r2 for speed.
23  */
24 register struct task_struct *current asm ("r2");
25
26 #endif
27
28 #endif /* __KERNEL__ */
29 #endif /* _ASM_POWERPC_CURRENT_H */