diff options
| -rw-r--r-- | include/asm-mips/pgtable.h | 10 | ||||
| -rw-r--r-- | mm/filemap_xip.c | 4 | ||||
| -rw-r--r-- | mm/mremap.c | 1 |
3 files changed, 2 insertions, 13 deletions
diff --git a/include/asm-mips/pgtable.h b/include/asm-mips/pgtable.h index f2e1325..3fcfd79 100644 --- a/include/asm-mips/pgtable.h +++ b/include/asm-mips/pgtable.h @@ -69,16 +69,6 @@ extern unsigned long zero_page_mask; #define ZERO_PAGE(vaddr) \ (virt_to_page((void *)(empty_zero_page + (((unsigned long)(vaddr)) & zero_page_mask)))) -#define __HAVE_ARCH_MOVE_PTE -#define move_pte(pte, prot, old_addr, new_addr) \ -({ \ - pte_t newpte = (pte); \ - if (pte_present(pte) && pfn_valid(pte_pfn(pte)) && \ - pte_page(pte) == ZERO_PAGE(old_addr)) \ - newpte = mk_pte(ZERO_PAGE(new_addr), (prot)); \ - newpte; \ -}) - extern void paging_init(void); /* diff --git a/mm/filemap_xip.c b/mm/filemap_xip.c index 45b3553..9dd9fbb 100644 --- a/mm/filemap_xip.c +++ b/mm/filemap_xip.c @@ -183,7 +183,7 @@ __xip_unmap (struct address_space * mapping, address = vma->vm_start + ((pgoff - vma->vm_pgoff) << PAGE_SHIFT); BUG_ON(address < vma->vm_start || address >= vma->vm_end); - page = ZERO_PAGE(address); + page = ZERO_PAGE(0); pte = page_check_address(page, mm, address, &ptl); if (pte) { /* Nuke the page table entry. */ @@ -246,7 +246,7 @@ xip_file_nopage(struct vm_area_struct * area, __xip_unmap(mapping, pgoff); } else { /* not shared and writable, use ZERO_PAGE() */ - page = ZERO_PAGE(address); + page = ZERO_PAGE(0); } out: diff --git a/mm/mremap.c b/mm/mremap.c index 9c769fa..5d4bd4f 100644 --- a/mm/mremap.c +++ b/mm/mremap.c @@ -105,7 +105,6 @@ static void move_ptes(struct vm_area_struct *vma, pmd_t *old_pmd, if (pte_none(*old_pte)) continue; pte = ptep_clear_flush(vma, old_addr, old_pte); - /* ZERO_PAGE can be dependant on virtual addr */ pte = move_pte(pte, new_vma->vm_page_prot, old_addr, new_addr); set_pte_at(mm, new_addr, new_pte, pte); } |
