Manual merge with Linus.

[powerpc.git] / arch / mips / mm / init.c

diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c
index 0ff9a34..ad89c44 100644 (file)
--- a/arch/mips/mm/init.c
+++ b/arch/mips/mm/init.c
@@ -25,6 +25,7 @@
 #include <linux/highmem.h>
 #include <linux/swap.h>
 #include <linux/proc_fs.h>
+#include <linux/pfn.h>
 
 #include <asm/bootinfo.h>
 #include <asm/cachectl.h>
@@ -54,7 +55,8 @@ unsigned long empty_zero_page, zero_page_mask;
  */
 unsigned long setup_zero_pages(void)
 {
-       unsigned long order, size;
+       unsigned int order;
+       unsigned long size;
        struct page *page;
 
        if (cpu_has_vce)
@@ -67,9 +69,9 @@ unsigned long setup_zero_pages(void)
                panic("Oh boy, that early out of memory?");
 
        page = virt_to_page(empty_zero_page);
+       split_page(page, order);
        while (page < virt_to_page(empty_zero_page + (PAGE_SIZE << order))) {
                SetPageReserved(page);
-               set_page_count(page, 1);
                page++;
        }
 
@@ -176,9 +178,6 @@ void __init paging_init(void)
        free_area_init(zones_size);
 }
 
-#define PFN_UP(x)      (((x) + PAGE_SIZE - 1) >> PAGE_SHIFT)
-#define PFN_DOWN(x)    ((x) >> PAGE_SHIFT)
-
 static inline int page_is_ram(unsigned long pagenr)
 {
        int i;
@@ -244,7 +243,7 @@ void __init mem_init(void)
 #ifdef CONFIG_LIMITED_DMA
                set_page_address(page, lowmem_page_address(page));
 #endif
-               set_page_count(page, 1);
+               init_page_count(page);
                __free_page(page);
                totalhigh_pages++;
        }
@@ -291,7 +290,7 @@ void free_initrd_mem(unsigned long start, unsigned long end)
 
        for (; start < end; start += PAGE_SIZE) {
                ClearPageReserved(virt_to_page(start));
-               set_page_count(virt_to_page(start), 1);
+               init_page_count(virt_to_page(start));
                free_page(start);
                totalram_pages++;
        }
@@ -314,7 +313,7 @@ void free_initmem(void)
                page = addr;
 #endif
                ClearPageReserved(virt_to_page(page));
-               set_page_count(virt_to_page(page), 1);
+               init_page_count(virt_to_page(page));
                free_page(page);
                totalram_pages++;
                freed += PAGE_SIZE;