From 4d7670e0f649f9e6e6ea6c8bb9f52441fa00f92b Mon Sep 17 00:00:00 2001 From: Nick Piggin Date: Sat, 3 Sep 2005 15:54:48 -0700 Subject: [PATCH] mm: cleanup rmap Thanks to Bill Irwin for pointing this out. Signed-off-by: Nick Piggin Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- mm/rmap.c | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) (limited to 'mm') diff --git a/mm/rmap.c b/mm/rmap.c index 7e975ca24c78..450f5241b5a5 100644 --- a/mm/rmap.c +++ b/mm/rmap.c @@ -445,16 +445,12 @@ void page_add_anon_rmap(struct page *page, if (atomic_inc_and_test(&page->_mapcount)) { struct anon_vma *anon_vma = vma->anon_vma; - pgoff_t index; BUG_ON(!anon_vma); anon_vma = (void *) anon_vma + PAGE_MAPPING_ANON; page->mapping = (struct address_space *) anon_vma; - index = (address - vma->vm_start) >> PAGE_SHIFT; - index += vma->vm_pgoff; - index >>= PAGE_CACHE_SHIFT - PAGE_SHIFT; - page->index = index; + page->index = linear_page_index(vma, address); inc_page_state(nr_mapped); } -- cgit v1.2.2