[PATCH] mips: setup_zero_pages count 1

Page count should be initialized to 1 on each of the MIPS empty zero pages,
to avoid a bad_page warning whenever one of them is freed from all mappings.

Signed-off-by: Hugh Dickins <hugh@veritas.com>
Cc: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c
index 3a49036e0ae8f378056e46c88689276dda9035bb..4ee91c9a556fed7f53dfb534cfc8d474392952a7 100644 (file)
--- a/arch/mips/mm/init.c
+++ b/arch/mips/mm/init.c
@@ -67,8 +67,8 @@ unsigned long setup_zero_pages(void)
 
        page = virt_to_page(empty_zero_page);
        while (page < virt_to_page(empty_zero_page + (PAGE_SIZE << order))) {
-               set_bit(PG_reserved, &page->flags);
-               reset_page_mapcount(page);
+               SetPageReserved(page);
+               set_page_count(page, 1);
                page++;
        }