x86: clean up relocate_initrd

1. move that before zone_sizes_init ...
2. add free_early for one old one, otherwise it will be be reserved again
   when we init highmem.

Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 7 insertions, 4 deletions

diff --git a/arch/x86/kernel/setup_32.c b/arch/x86/kernel/setup_32.c
index 1d4be07e15e5..72b11d4557b7 100644
--- a/arch/x86/kernel/setup_32.c
+++ b/arch/x86/kernel/setup_32.c
@@ -584,6 +584,9 @@ static void __init relocate_initrd(void)
         printk(KERN_INFO "Copied RAMDISK from %016llx - %016llx to %08llx - %08llx\n",
                 ramdisk_image, ramdisk_image + ramdisk_size - 1,
                 ramdisk_here, ramdisk_here + ramdisk_size - 1);
+
+        /* need to free that, otherwise init highmem will reserve it again */
+        free_early(ramdisk_image, ramdisk_image+ramdisk_size);
 }
 
 #endif /* CONFIG_BLK_DEV_INITRD */
@@ -801,10 +804,6 @@ void __init setup_arch(char **cmdline_p)
                 init_ohci1394_dma_on_all_controllers();
 #endif
 
-        remapped_pgdat_init();
-        sparse_init();
-        zone_sizes_init();
-
         /*
          * NOTE: at this point the bootmem allocator is fully available.
          */
@@ -813,6 +812,10 @@ void __init setup_arch(char **cmdline_p)
         relocate_initrd();
 #endif
 
+        remapped_pgdat_init();
+        sparse_init();
+        zone_sizes_init();
+
         paravirt_post_allocator_init();
 
         dmi_scan_machine();