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Diffstat (limited to 'include/asm-sparc64/mmu_context.h')
-rw-r--r--include/asm-sparc64/mmu_context.h15
1 files changed, 11 insertions, 4 deletions
diff --git a/include/asm-sparc64/mmu_context.h b/include/asm-sparc64/mmu_context.h
index 0dffb4ce8a1d..0a950f151d2b 100644
--- a/include/asm-sparc64/mmu_context.h
+++ b/include/asm-sparc64/mmu_context.h
@@ -22,7 +22,15 @@ extern void get_new_mmu_context(struct mm_struct *mm);
22extern int init_new_context(struct task_struct *tsk, struct mm_struct *mm); 22extern int init_new_context(struct task_struct *tsk, struct mm_struct *mm);
23extern void destroy_context(struct mm_struct *mm); 23extern void destroy_context(struct mm_struct *mm);
24 24
25extern unsigned long tsb_context_switch(unsigned long pgd_pa, unsigned long *tsb); 25extern void __tsb_context_switch(unsigned long pgd_pa, unsigned long tsb_reg,
26 unsigned long tsb_vaddr, unsigned long tsb_pte);
27
28static inline void tsb_context_switch(struct mm_struct *mm)
29{
30 __tsb_context_switch(__pa(mm->pgd), mm->context.tsb_reg_val,
31 mm->context.tsb_map_vaddr,
32 mm->context.tsb_map_pte);
33}
26 34
27/* Set MMU context in the actual hardware. */ 35/* Set MMU context in the actual hardware. */
28#define load_secondary_context(__mm) \ 36#define load_secondary_context(__mm) \
@@ -52,8 +60,7 @@ static inline void switch_mm(struct mm_struct *old_mm, struct mm_struct *mm, str
52 60
53 if (!ctx_valid || (old_mm != mm)) { 61 if (!ctx_valid || (old_mm != mm)) {
54 load_secondary_context(mm); 62 load_secondary_context(mm);
55 tsb_context_switch(__pa(mm->pgd), 63 tsb_context_switch(mm);
56 mm->context.sparc64_tsb);
57 } 64 }
58 65
59 /* Even if (mm == old_mm) we _must_ check 66 /* Even if (mm == old_mm) we _must_ check
@@ -91,7 +98,7 @@ static inline void activate_mm(struct mm_struct *active_mm, struct mm_struct *mm
91 98
92 load_secondary_context(mm); 99 load_secondary_context(mm);
93 __flush_tlb_mm(CTX_HWBITS(mm->context), SECONDARY_CONTEXT); 100 __flush_tlb_mm(CTX_HWBITS(mm->context), SECONDARY_CONTEXT);
94 tsb_context_switch(__pa(mm->pgd), mm->context.sparc64_tsb); 101 tsb_context_switch(mm);
95} 102}
96 103
97#endif /* !(__ASSEMBLY__) */ 104#endif /* !(__ASSEMBLY__) */