diff options
Diffstat (limited to 'arch/sparc64/mm')
| -rw-r--r-- | arch/sparc64/mm/generic.c | 31 |
1 files changed, 0 insertions, 31 deletions
diff --git a/arch/sparc64/mm/generic.c b/arch/sparc64/mm/generic.c index 6b31f6117a9..c954d91f01d 100644 --- a/arch/sparc64/mm/generic.c +++ b/arch/sparc64/mm/generic.c @@ -116,37 +116,6 @@ static inline int io_remap_pud_range(struct mm_struct *mm, pud_t * pud, unsigned return 0; } -int io_remap_page_range(struct vm_area_struct *vma, unsigned long from, unsigned long offset, unsigned long size, pgprot_t prot, int space) -{ - int error = 0; - pgd_t * dir; - unsigned long beg = from; - unsigned long end = from + size; - struct mm_struct *mm = vma->vm_mm; - - prot = __pgprot(pg_iobits); - offset -= from; - dir = pgd_offset(mm, from); - flush_cache_range(vma, beg, end); - - spin_lock(&mm->page_table_lock); - while (from < end) { - pud_t *pud = pud_alloc(mm, dir, from); - error = -ENOMEM; - if (!pud) - break; - error = io_remap_pud_range(mm, pud, from, end - from, offset + from, prot, space); - if (error) - break; - from = (from + PGDIR_SIZE) & PGDIR_MASK; - dir++; - } - flush_tlb_range(vma, beg, end); - spin_unlock(&mm->page_table_lock); - - return error; -} - int io_remap_pfn_range(struct vm_area_struct *vma, unsigned long from, unsigned long pfn, unsigned long size, pgprot_t prot) { |