1 files changed, 4 insertions, 6 deletions

diff --git a/arch/x86/mm/init_32.c b/arch/x86/mm/init_32.c
index 27b829312944..9bb35cf8bc4c 100644
--- a/arch/x86/mm/init_32.c
+++ b/arch/x86/mm/init_32.c
@@ -565,11 +565,7 @@ void __init find_low_pfn_range(void)
 {
         /* it could update max_pfn */
 
-        /*
-         * partially used pages are not usable - thus
-         * we are rounding upwards:
-         */
-        min_low_pfn = PFN_UP(init_pg_tables_end);
+        /* max_low_pfn is 0, we already have early_res support */
 
         max_low_pfn = max_pfn;
         if (max_low_pfn > MAXMEM_PFN) {
@@ -694,7 +690,9 @@ void __init setup_bootmem_allocator(void)
                 panic("Cannot find bootmem map of size %ld\n", bootmap_size);
         reserve_early(bootmap, bootmap + bootmap_size, "BOOTMAP");
 
-        bootmap_size = init_bootmem(bootmap >> PAGE_SHIFT, max_low_pfn);
+        /* don't touch min_low_pfn */
+        bootmap_size = init_bootmem_node(NODE_DATA(0), bootmap >> PAGE_SHIFT,
+                                         min_low_pfn, max_low_pfn);
         printk(KERN_INFO "  mapped low ram: 0 - %08lx\n",
                  max_pfn_mapped<<PAGE_SHIFT);
         printk(KERN_INFO "  low ram: %08lx - %08lx\n",