1 files changed, 15 insertions, 4 deletions

diff --git a/arch/x86/mm/memblock.c b/arch/x86/mm/memblock.c
index 50ecbc59757f..fd7a0404945d 100644
--- a/arch/x86/mm/memblock.c
+++ b/arch/x86/mm/memblock.c
@@ -156,7 +156,8 @@ static int __init count_early_node_map(int nodeid)
         return data.nr;
 }
 
-int __init get_free_all_memory_range(struct range **rangep, int nodeid)
+int __init __get_free_all_memory_range(struct range **rangep, int nodeid,
+                         unsigned long start_pfn, unsigned long end_pfn)
 {
         int count;
         struct range *range;
@@ -172,9 +173,9 @@ int __init get_free_all_memory_range(struct range **rangep, int nodeid)
          * at first
          */
         nr_range = add_from_early_node_map(range, count, nr_range, nodeid);
-#ifdef CONFIG_X86_32
-        subtract_range(range, count, max_low_pfn, -1ULL);
-#endif
+        subtract_range(range, count, 0, start_pfn);
+        subtract_range(range, count, end_pfn, -1ULL);
+
         memblock_x86_subtract_reserved(range, count);
         nr_range = clean_sort_range(range, count);
 
@@ -182,6 +183,16 @@ int __init get_free_all_memory_range(struct range **rangep, int nodeid)
         return nr_range;
 }
 
+int __init get_free_all_memory_range(struct range **rangep, int nodeid)
+{
+        unsigned long end_pfn = -1UL;
+
+#ifdef CONFIG_X86_32
+        end_pfn = max_low_pfn;
+#endif
+        return __get_free_all_memory_range(rangep, nodeid, 0, end_pfn);
+}
+
 static u64 __init __memblock_x86_memory_in_range(u64 addr, u64 limit, bool get_free)
 {
         int i, count;