mm/parisc: use common help functions to free reserved pages

Use common help functions to free reserved pages.

Signed-off-by: Jiang Liu <jiang.liu@huawei.com>
Cc: "James E.J. Bottomley" <jejb@parisc-linux.org>
Cc: Helge Deller <deller@gmx.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 2 insertions, 21 deletions

diff --git a/arch/parisc/mm/init.c b/arch/parisc/mm/init.c
index cf2da13c41e6..157b931e7b09 100644
--- a/arch/parisc/mm/init.c
+++ b/arch/parisc/mm/init.c
@@ -505,7 +505,6 @@ static void __init map_pages(unsigned long start_vaddr,
 
 void free_initmem(void)
 {
-        unsigned long addr;
         unsigned long init_begin = (unsigned long)__init_begin;
         unsigned long init_end = (unsigned long)__init_end;
 
@@ -533,19 +532,10 @@ void free_initmem(void)
          * pages are no-longer executable */
         flush_icache_range(init_begin, init_end);
         
-        for (addr = init_begin; addr < init_end; addr += PAGE_SIZE) {
-                ClearPageReserved(virt_to_page(addr));
-                init_page_count(virt_to_page(addr));
-                free_page(addr);
-                num_physpages++;
-                totalram_pages++;
-        }
+        num_physpages += free_initmem_default(0);
 
         /* set up a new led state on systems shipped LED State panel */
         pdc_chassis_send_status(PDC_CHASSIS_DIRECT_BCOMPLETE);
-        
-        printk(KERN_INFO "Freeing unused kernel memory: %luk freed\n",
-                (init_end - init_begin) >> 10);
 }
 
 
@@ -1109,15 +1099,6 @@ void flush_tlb_all(void)
 #ifdef CONFIG_BLK_DEV_INITRD
 void free_initrd_mem(unsigned long start, unsigned long end)
 {
-        if (start >= end)
-                return;
-        printk(KERN_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);
-                num_physpages++;
-                totalram_pages++;
-        }
+        num_physpages += free_reserved_area(start, end, 0, "initrd");
 }
 #endif