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584224e4 DG |
1 | #ifndef _ASM_POWERPC_CURRENT_H |
2 | #define _ASM_POWERPC_CURRENT_H | |
3 | ||
4 | /* | |
5 | * This program is free software; you can redistribute it and/or | |
6 | * modify it under the terms of the GNU General Public License | |
7 | * as published by the Free Software Foundation; either version | |
8 | * 2 of the License, or (at your option) any later version. | |
9 | */ | |
10 | ||
11 | struct task_struct; | |
12 | ||
13 | #ifdef __powerpc64__ | |
14 | #include <asm/paca.h> | |
15 | ||
16 | #define current (get_paca()->__current) | |
17 | ||
18 | #else | |
19 | ||
20 | /* | |
21 | * We keep `current' in r2 for speed. | |
22 | */ | |
23 | register struct task_struct *current asm ("r2"); | |
24 | ||
25 | #endif | |
26 | ||
27 | #endif /* _ASM_POWERPC_CURRENT_H */ |