diff --git a/include/linux/highmem.h b/include/linux/highmem.h index ea5780b518ef2887737d7ce5eff28d0b4041638d..ca9a602cffd7a2b8ea03c3d7fb0a60c4a1a3acb2 100644 --- a/include/linux/highmem.h +++ b/include/linux/highmem.h @@ -98,7 +98,8 @@ static inline void memclear_highpage_flush(struct page *page, unsigned int offse #ifndef __HAVE_ARCH_COPY_USER_HIGHPAGE -static inline void copy_user_highpage(struct page *to, struct page *from, unsigned long vaddr) +static inline void copy_user_highpage(struct page *to, struct page *from, + unsigned long vaddr, struct vm_area_struct *vma) { char *vfrom, *vto; diff --git a/mm/hugetlb.c b/mm/hugetlb.c index 089092d152ab3ee80a0e1e17d67ff6bc923a6759..cb362f761f174b926c1c41b72ec2940c5d45763d 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -44,14 +44,14 @@ static void clear_huge_page(struct page *page, unsigned long addr) } static void copy_huge_page(struct page *dst, struct page *src, - unsigned long addr) + unsigned long addr, struct vm_area_struct *vma) { int i; might_sleep(); for (i = 0; i < HPAGE_SIZE/PAGE_SIZE; i++) { cond_resched(); - copy_user_highpage(dst + i, src + i, addr + i*PAGE_SIZE); + copy_user_highpage(dst + i, src + i, addr + i*PAGE_SIZE, vma); } } @@ -442,7 +442,7 @@ static int hugetlb_cow(struct mm_struct *mm, struct vm_area_struct *vma, } spin_unlock(&mm->page_table_lock); - copy_huge_page(new_page, old_page, address); + copy_huge_page(new_page, old_page, address, vma); spin_lock(&mm->page_table_lock); ptep = huge_pte_offset(mm, address & HPAGE_MASK); diff --git a/mm/memory.c b/mm/memory.c index bf6100236e6270336651229acbb2056021a68991..c00bac66ce9f2af4a651205c579b8b528565740f 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -1441,7 +1441,7 @@ static inline pte_t maybe_mkwrite(pte_t pte, struct vm_area_struct *vma) return pte; } -static inline void cow_user_page(struct page *dst, struct page *src, unsigned long va) +static inline void cow_user_page(struct page *dst, struct page *src, unsigned long va, struct vm_area_struct *vma) { /* * If the source page was a PFN mapping, we don't have @@ -1464,9 +1464,9 @@ static inline void cow_user_page(struct page *dst, struct page *src, unsigned lo kunmap_atomic(kaddr, KM_USER0); flush_dcache_page(dst); return; - + } - copy_user_highpage(dst, src, va); + copy_user_highpage(dst, src, va, vma); } /* @@ -1577,7 +1577,7 @@ static int do_wp_page(struct mm_struct *mm, struct vm_area_struct *vma, new_page = alloc_page_vma(GFP_HIGHUSER, vma, address); if (!new_page) goto oom; - cow_user_page(new_page, old_page, address); + cow_user_page(new_page, old_page, address, vma); } /* @@ -2200,7 +2200,7 @@ static int do_no_page(struct mm_struct *mm, struct vm_area_struct *vma, page = alloc_page_vma(GFP_HIGHUSER, vma, address); if (!page) goto oom; - copy_user_highpage(page, new_page, address); + copy_user_highpage(page, new_page, address, vma); page_cache_release(new_page); new_page = page; anon = 1;