diff options
| author |   David S. Miller <davem@davemloft.net> | 2006-03-22 00:49:59 -0800 |
|---|---|---|
| committer |   David S. Miller <davem@sunset.davemloft.net> | 2006-03-22 01:15:14 -0800 |
| commit | dcc1e8dd88d4bc55e32a26dad7633d20ffe606d2 (patch) | |
| tree | a47592213d94f918867d3dd81bb91dac3e727dea /include/asm-sparc64/mmu_context.h | |
| parent | [SPARC]: Respect vm_page_prot in io_remap_page_range(). (diff) | |
| download | linux-dev-dcc1e8dd88d4bc55e32a26dad7633d20ffe606d2.tar.xz linux-dev-dcc1e8dd88d4bc55e32a26dad7633d20ffe606d2.zip | |
[SPARC64]: Add a secondary TSB for hugepage mappings.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/asm-sparc64/mmu_context.h')
| -rw-r--r-- | include/asm-sparc64/mmu_context.h | 21 |
1 files changed, 13 insertions, 8 deletions
diff --git a/include/asm-sparc64/mmu_context.h b/include/asm-sparc64/mmu_context.h index e7974321d052..2337eb487719 100644 --- a/include/asm-sparc64/mmu_context.h +++ b/include/asm-sparc64/mmu_context.h @@ -29,20 +29,25 @@ extern int init_new_context(struct task_struct *tsk, struct mm_struct *mm); extern void destroy_context(struct mm_struct *mm); extern void __tsb_context_switch(unsigned long pgd_pa, - unsigned long tsb_reg, - unsigned long tsb_vaddr, - unsigned long tsb_pte, + struct tsb_config *tsb_base, + struct tsb_config *tsb_huge, unsigned long tsb_descr_pa); static inline void tsb_context_switch(struct mm_struct *mm) { - __tsb_context_switch(__pa(mm->pgd), mm->context.tsb_reg_val, - mm->context.tsb_map_vaddr, - mm->context.tsb_map_pte, - __pa(&mm->context.tsb_descr)); + __tsb_context_switch(__pa(mm->pgd), + &mm->context.tsb_block[0], +#ifdef CONFIG_HUGETLB_PAGE + (mm->context.tsb_block[1].tsb ? + &mm->context.tsb_block[1] : + NULL) +#else + NULL +#endif + , __pa(&mm->context.tsb_descr[0])); } -extern void tsb_grow(struct mm_struct *mm, unsigned long mm_rss); +extern void tsb_grow(struct mm_struct *mm, unsigned long tsb_index, unsigned long mm_rss); #ifdef CONFIG_SMP extern void smp_tsb_sync(struct mm_struct *mm); #else |