Merge branch 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel...

[linux-2.6-block.git] / mm / ksm.c

diff --git a/mm/ksm.c b/mm/ksm.c
index 3dc4346411e4e36a0ced02c755e0506481bc5455..dbee2eb4dd05eec01379ad1480384c55bdf43449 100644 (file)
--- a/mm/ksm.c
+++ b/mm/ksm.c
@@ -1029,24 +1029,6 @@ static u32 calc_checksum(struct page *page)
        return checksum;
 }
 
-static int memcmp_pages(struct page *page1, struct page *page2)
-{
-       char *addr1, *addr2;
-       int ret;
-
-       addr1 = kmap_atomic(page1);
-       addr2 = kmap_atomic(page2);
-       ret = memcmp(addr1, addr2, PAGE_SIZE);
-       kunmap_atomic(addr2);
-       kunmap_atomic(addr1);
-       return ret;
-}
-
-static inline int pages_identical(struct page *page1, struct page *page2)
-{
-       return !memcmp_pages(page1, page2);
-}
-
 static int write_protect_page(struct vm_area_struct *vma, struct page *page,
                              pte_t *orig_pte)
 {