diff options
Diffstat (limited to 'arch/sh/mm/tlb-sh4.c')
| -rw-r--r-- | arch/sh/mm/tlb-sh4.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/sh/mm/tlb-sh4.c b/arch/sh/mm/tlb-sh4.c index 115b1b6be40b45..812b2d567de2f6 100644 --- a/arch/sh/mm/tlb-sh4.c +++ b/arch/sh/mm/tlb-sh4.c @@ -36,7 +36,6 @@ void update_mmu_cache(struct vm_area_struct * vma, unsigned long vpn; struct page *page; unsigned long pfn; - unsigned long ptea; /* Ptrace may call this routine. */ if (vma && current->active_mm != vma->vm_mm) @@ -59,10 +58,11 @@ void update_mmu_cache(struct vm_area_struct * vma, ctrl_outl(vpn, MMU_PTEH); pteval = pte_val(pte); + /* Set PTEA register */ - /* TODO: make this look less hacky */ - ptea = ((pteval >> 28) & 0xe) | (pteval & 0x1); - ctrl_outl(ptea, MMU_PTEA); + if (cpu_data->flags & CPU_HAS_PTEA) + /* TODO: make this look less hacky */ + ctrl_outl(((pteval >> 28) & 0xe) | (pteval & 0x1), MMU_PTEA); /* Set PTEL register */ pteval &= _PAGE_FLAGS_HARDWARE_MASK; /* drop software flags */ |