projects / GitHub / mt8127 / android_kernel_alcatel_ttab.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | #ifndef __ARM_MMU_H |
| 2 | #define __ARM_MMU_H | |
| 3 | ||
| 002547b4 RK |
4 | #ifdef CONFIG_MMU |
| 5 | ||
| 1da177e4 | 6 | typedef struct { |
| 516793c6 | 7 | #ifdef CONFIG_CPU_HAS_ASID |
| 1da177e4 | 8 | unsigned int id; |
| 11805bcf | 9 | spinlock_t id_lock; |
| 1da177e4 | 10 | #endif |
| ff0daca5 | 11 | unsigned int kvm_seq; |
| 1da177e4 LT |
12 | } mm_context_t; |
| 13 | ||
| 516793c6 | 14 | #ifdef CONFIG_CPU_HAS_ASID |
| 1da177e4 | 15 | #define ASID(mm) ((mm)->context.id & 255) |
| 28c22d7d MH |
16 | |
| 17 | /* init_mm.context.id_lock should be initialized. */ | |
| 18 | #define INIT_MM_CONTEXT(name) \ | |
| 19 | .context.id_lock = __SPIN_LOCK_UNLOCKED(name.context.id_lock), | |
| 1da177e4 LT |
20 | #else |
| 21 | #define ASID(mm) (0) | |
| 22 | #endif | |
| 23 | ||
| 002547b4 RK |
24 | #else |
| 25 | ||
| 26 | /* | |
| 27 | * From nommu.h: | |
| 28 | * Copyright (C) 2002, David McCullough <davidm@snapgear.com> | |
| 29 | * modified for 2.6 by Hyok S. Choi <hyok.choi@samsung.com> | |
| 30 | */ | |
| 31 | typedef struct { | |
| 002547b4 RK |
32 | unsigned long end_brk; |
| 33 | } mm_context_t; | |
| 34 | ||
| 35 | #endif | |
| 36 | ||
| 1da177e4 | 37 | #endif |