ARM: move freeing of highmem pages out of mem_init()

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c
index 58b90ad..1b4e0ab 100644 (file)
--- a/arch/arm/mm/init.c
+++ b/arch/arm/mm/init.c
@@ -436,6 +436,22 @@ static void __init free_unused_memmap(struct meminfo *mi)
        }
 }
 
+static void __init free_highpages(void)
+{
+#ifdef CONFIG_HIGHMEM
+       int i;
+
+       /* set highmem page free */
+       for_each_bank (i, &meminfo) {
+               unsigned long start = bank_pfn_start(&meminfo.bank[i]);
+               unsigned long end = bank_pfn_end(&meminfo.bank[i]);
+               if (start >= max_low_pfn + PHYS_PFN_OFFSET)
+                       totalhigh_pages += free_area(start, end, NULL);
+       }
+       totalram_pages += totalhigh_pages;
+#endif
+}
+
 /*
  * mem_init() marks the free areas in the mem_map and tells us how much
  * memory is free.  This is done after various parts of the system have
@@ -465,16 +481,7 @@ void __init mem_init(void)
                                    __phys_to_pfn(__pa(swapper_pg_dir)), NULL);
 #endif
 
-#ifdef CONFIG_HIGHMEM
-       /* set highmem page free */
-       for_each_bank (i, &meminfo) {
-               unsigned long start = bank_pfn_start(&meminfo.bank[i]);
-               unsigned long end = bank_pfn_end(&meminfo.bank[i]);
-               if (start >= max_low_pfn + PHYS_PFN_OFFSET)
-                       totalhigh_pages += free_area(start, end, NULL);
-       }
-       totalram_pages += totalhigh_pages;
-#endif
+       free_highpages();
 
        reserved_pages = free_pages = 0;