diff options
Diffstat (limited to 'arch/mips/mm/c-tx39.c')
| -rw-r--r-- | arch/mips/mm/c-tx39.c | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/arch/mips/mm/c-tx39.c b/arch/mips/mm/c-tx39.c index ff5afab64b2f..0a97a9434eba 100644 --- a/arch/mips/mm/c-tx39.c +++ b/arch/mips/mm/c-tx39.c @@ -167,15 +167,16 @@ static void tx39_flush_cache_mm(struct mm_struct *mm) static void tx39_flush_cache_range(struct vm_area_struct *vma, unsigned long start, unsigned long end) { - struct mm_struct *mm = vma->vm_mm; + int exec; - if (!cpu_has_dc_aliases) + if (!(cpu_context(smp_processor_id(), vma->vm_mm))) return; - if (cpu_context(smp_processor_id(), mm) != 0) { + exec = vma->vm_flags & VM_EXEC; + if (cpu_has_dc_aliases || exec) tx39_blast_dcache(); + if (exec) tx39_blast_icache(); - } } static void tx39_flush_cache_page(struct vm_area_struct *vma, unsigned long page, unsigned long pfn) @@ -183,6 +184,7 @@ static void tx39_flush_cache_page(struct vm_area_struct *vma, unsigned long page int exec = vma->vm_flags & VM_EXEC; struct mm_struct *mm = vma->vm_mm; pgd_t *pgdp; + pud_t *pudp; pmd_t *pmdp; pte_t *ptep; @@ -195,7 +197,8 @@ static void tx39_flush_cache_page(struct vm_area_struct *vma, unsigned long page page &= PAGE_MASK; pgdp = pgd_offset(mm, page); - pmdp = pmd_offset(pgdp, page); + pudp = pud_offset(pgdp, page); + pmdp = pmd_offset(pudp, page); ptep = pte_offset(pmdp, page); /* @@ -407,7 +410,7 @@ static __init void tx39_probe_cache(void) } } -void __init ld_mmu_tx39(void) +void __init tx39_cache_init(void) { extern void build_clear_page(void); extern void build_copy_page(void); @@ -490,4 +493,5 @@ void __init ld_mmu_tx39(void) build_clear_page(); build_copy_page(); + tx39h_flush_icache_all(); } |