diff options
Diffstat (limited to 'include/asm-sparc/mmu_context.h')
-rw-r--r-- | include/asm-sparc/mmu_context.h | 50 |
1 files changed, 8 insertions, 42 deletions
diff --git a/include/asm-sparc/mmu_context.h b/include/asm-sparc/mmu_context.h index 671a997b9e69..e14efb9532ff 100644 --- a/include/asm-sparc/mmu_context.h +++ b/include/asm-sparc/mmu_context.h | |||
@@ -1,42 +1,8 @@ | |||
1 | #ifndef __SPARC_MMU_CONTEXT_H | 1 | #ifndef ___ASM_SPARC_MMU_CONTEXT_H |
2 | #define __SPARC_MMU_CONTEXT_H | 2 | #define ___ASM_SPARC_MMU_CONTEXT_H |
3 | 3 | #if defined(__sparc__) && defined(__arch64__) | |
4 | #include <asm/btfixup.h> | 4 | #include <asm-sparc/mmu_context_64.h> |
5 | 5 | #else | |
6 | #ifndef __ASSEMBLY__ | 6 | #include <asm-sparc/mmu_context_32.h> |
7 | 7 | #endif | |
8 | #include <asm-generic/mm_hooks.h> | 8 | #endif |
9 | |||
10 | static inline void enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk) | ||
11 | { | ||
12 | } | ||
13 | |||
14 | /* | ||
15 | * Initialize a new mmu context. This is invoked when a new | ||
16 | * address space instance (unique or shared) is instantiated. | ||
17 | */ | ||
18 | #define init_new_context(tsk, mm) (((mm)->context = NO_CONTEXT), 0) | ||
19 | |||
20 | /* | ||
21 | * Destroy a dead context. This occurs when mmput drops the | ||
22 | * mm_users count to zero, the mmaps have been released, and | ||
23 | * all the page tables have been flushed. Our job is to destroy | ||
24 | * any remaining processor-specific state. | ||
25 | */ | ||
26 | BTFIXUPDEF_CALL(void, destroy_context, struct mm_struct *) | ||
27 | |||
28 | #define destroy_context(mm) BTFIXUP_CALL(destroy_context)(mm) | ||
29 | |||
30 | /* Switch the current MM context. */ | ||
31 | BTFIXUPDEF_CALL(void, switch_mm, struct mm_struct *, struct mm_struct *, struct task_struct *) | ||
32 | |||
33 | #define switch_mm(old_mm, mm, tsk) BTFIXUP_CALL(switch_mm)(old_mm, mm, tsk) | ||
34 | |||
35 | #define deactivate_mm(tsk,mm) do { } while (0) | ||
36 | |||
37 | /* Activate a new MM instance for the current task. */ | ||
38 | #define activate_mm(active_mm, mm) switch_mm((active_mm), (mm), NULL) | ||
39 | |||
40 | #endif /* !(__ASSEMBLY__) */ | ||
41 | |||
42 | #endif /* !(__SPARC_MMU_CONTEXT_H) */ | ||