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Diffstat (limited to 'arch/x86/mm/memblock.c')
-rw-r--r--arch/x86/mm/memblock.c19
1 files changed, 15 insertions, 4 deletions
diff --git a/arch/x86/mm/memblock.c b/arch/x86/mm/memblock.c
index 50ecbc5..fd7a040 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;
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