1 files changed, 3 insertions, 32 deletions

diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c
index f1f7409a4183..cd76c454942f 100644
--- a/arch/powerpc/mm/mem.c
+++ b/arch/powerpc/mm/mem.c
@@ -352,13 +352,9 @@ void __init mem_init(void)
                         struct page *page = pfn_to_page(pfn);
                         if (memblock_is_reserved(paddr))
                                 continue;
-                        ClearPageReserved(page);
-                        init_page_count(page);
-                        __free_page(page);
-                        totalhigh_pages++;
+                        free_highmem_page(page);
                         reservedpages--;
                 }
-                totalram_pages += totalhigh_pages;
                 printk(KERN_DEBUG "High memory: %luk\n",
                        totalhigh_pages << (PAGE_SHIFT-10));
         }
@@ -405,39 +401,14 @@ void __init mem_init(void)
 
 void free_initmem(void)
 {
-        unsigned long addr;
-
         ppc_md.progress = ppc_printk_progress;
-
-        addr = (unsigned long)__init_begin;
-        for (; addr < (unsigned long)__init_end; addr += PAGE_SIZE) {
-                memset((void *)addr, POISON_FREE_INITMEM, PAGE_SIZE);
-                ClearPageReserved(virt_to_page(addr));
-                init_page_count(virt_to_page(addr));
-                free_page(addr);
-                totalram_pages++;
-        }
-        pr_info("Freeing unused kernel memory: %luk freed\n",
-                ((unsigned long)__init_end -
-                (unsigned long)__init_begin) >> 10);
+        free_initmem_default(POISON_FREE_INITMEM);
 }
 
 #ifdef CONFIG_BLK_DEV_INITRD
 void __init free_initrd_mem(unsigned long start, unsigned long end)
 {
-        if (start >= end)
-                return;
-
-        start = _ALIGN_DOWN(start, PAGE_SIZE);
-        end = _ALIGN_UP(end, PAGE_SIZE);
-        pr_info("Freeing initrd memory: %ldk freed\n", (end - start) >> 10);
-
-        for (; start < end; start += PAGE_SIZE) {
-                ClearPageReserved(virt_to_page(start));
-                init_page_count(virt_to_page(start));
-                free_page(start);
-                totalram_pages++;
-        }
+        free_reserved_area(start, end, 0, "initrd");
 }
 #endif