| Will Deacon | 9031fef | 2012-03-05 11:49:31 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2012 ARM Limited |
| 3 | * |
| 4 | * This program is free software; you can redistribute it and/or modify |
| 5 | * it under the terms of the GNU General Public License version 2 as |
| 6 | * published by the Free Software Foundation. |
| 7 | * |
| 8 | * This program is distributed in the hope that it will be useful, |
| 9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 11 | * GNU General Public License for more details. |
| 12 | * |
| 13 | * You should have received a copy of the GNU General Public License |
| 14 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 15 | */ |
| 16 | #ifndef __ASM_VDSO_H |
| 17 | #define __ASM_VDSO_H |
| 18 | |
| 19 | #ifdef __KERNEL__ |
| 20 | |
| 21 | /* |
| 22 | * Default link address for the vDSO. |
| 23 | * Since we randomise the VDSO mapping, there's little point in trying |
| 24 | * to prelink this. |
| 25 | */ |
| 26 | #define VDSO_LBASE 0x0 |
| 27 | |
| 28 | #ifndef __ASSEMBLY__ |
| 29 | |
| 30 | #include <generated/vdso-offsets.h> |
| 31 | |
| 32 | #define VDSO_SYMBOL(base, name) \ |
| 33 | ({ \ |
| 34 | (void *)(vdso_offset_##name - VDSO_LBASE + (unsigned long)(base)); \ |
| 35 | }) |
| 36 | |
| 37 | #endif /* !__ASSEMBLY__ */ |
| 38 | |
| 39 | #endif /* __KERNEL__ */ |
| 40 | |
| 41 | #endif /* __ASM_VDSO_H */ |