swsusp: do not use page flags

[pandora-kernel.git] / arch / x86_64 / kernel / e820.c

diff --git a/arch/x86_64/kernel/e820.c b/arch/x86_64/kernel/e820.c
index be89654..13c6c37 100644 (file)
--- a/arch/x86_64/kernel/e820.c
+++ b/arch/x86_64/kernel/e820.c
@@ -17,6 +17,8 @@
 #include <linux/kexec.h>
 #include <linux/module.h>
 #include <linux/mm.h>
+#include <linux/suspend.h>
+#include <linux/pfn.h>
 
 #include <asm/pgtable.h>
 #include <asm/page.h>
@@ -256,22 +258,6 @@ void __init e820_reserve_resources(void)
        }
 }
 
-/* Mark pages corresponding to given address range as nosave */
-static void __init
-e820_mark_nosave_range(unsigned long start, unsigned long end)
-{
-       unsigned long pfn, max_pfn;
-
-       if (start >= end)
-               return;
-
-       printk("Nosave address range: %016lx - %016lx\n", start, end);
-       max_pfn = end >> PAGE_SHIFT;
-       for (pfn = start >> PAGE_SHIFT; pfn < max_pfn; pfn++)
-               if (pfn_valid(pfn))
-                       SetPageNosave(pfn_to_page(pfn));
-}
-
 /*
  * Find the ranges of physical addresses that do not correspond to
  * e820 RAM areas and mark the corresponding pages as nosave for software
@@ -290,13 +276,13 @@ void __init e820_mark_nosave_regions(void)
                struct e820entry *ei = &e820.map[i];
 
                if (paddr < ei->addr)
-                       e820_mark_nosave_range(paddr,
-                                       round_up(ei->addr, PAGE_SIZE));
+                       register_nosave_region(PFN_DOWN(paddr),
+                                               PFN_UP(ei->addr));
 
                paddr = round_down(ei->addr + ei->size, PAGE_SIZE);
                if (ei->type != E820_RAM)
-                       e820_mark_nosave_range(round_up(ei->addr, PAGE_SIZE),
-                                       paddr);
+                       register_nosave_region(PFN_UP(ei->addr),
+                                               PFN_DOWN(paddr));
 
                if (paddr >= (end_pfn << PAGE_SHIFT))
                        break;