2 files changed, 0 insertions, 56 deletions

diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c
index 470cc4704a9a..c8813aa39740 100644
--- a/arch/x86/mm/init_64.c
+++ b/arch/x86/mm/init_64.c
@@ -606,63 +606,9 @@ kernel_physical_mapping_init(unsigned long start,
 void __init initmem_init(void)
 {
 	memblock_x86_register_active_regions(0, 0, max_pfn);
-	init_memory_mapping_high();
 }
 #endif
 
-struct mapping_work_data {
-	unsigned long start;
-	unsigned long end;
-	unsigned long pfn_mapped;
-};
-
-static int __init_refok
-mapping_work_fn(unsigned long start_pfn, unsigned long end_pfn, void *datax)
-{
-	struct mapping_work_data *data = datax;
-	unsigned long pfn_mapped;
-	unsigned long final_start, final_end;
-
-	final_start = max_t(unsigned long, start_pfn<<PAGE_SHIFT, data->start);
-	final_end = min_t(unsigned long, end_pfn<<PAGE_SHIFT, data->end);
-
-	if (final_end <= final_start)
-		return 0;
-
-	pfn_mapped = init_memory_mapping(final_start, final_end);
-
-	if (pfn_mapped > data->pfn_mapped)
-		data->pfn_mapped = pfn_mapped;
-
-	return 0;
-}
-
-static unsigned long __init_refok
-init_memory_mapping_active_regions(unsigned long start, unsigned long end)
-{
-	struct mapping_work_data data;
-
-	data.start = start;
-	data.end = end;
-	data.pfn_mapped = 0;
-
-	work_with_active_regions(MAX_NUMNODES, mapping_work_fn, &data);
-
-	return data.pfn_mapped;
-}
-
-void __init_refok init_memory_mapping_high(void)
-{
-	if (max_pfn > max_low_pfn) {
-		max_pfn_mapped = init_memory_mapping_active_regions(1UL<<32,
-							 max_pfn<<PAGE_SHIFT);
-		/* can we preserve max_low_pfn ? */
-		max_low_pfn = max_pfn;
-
-		memblock.current_limit = get_max_mapped();
-	}
-}
-
 void __init paging_init(void)
 {
 	unsigned long max_zone_pfns[MAX_NR_ZONES];
diff --git a/arch/x86/mm/numa_64.c b/arch/x86/mm/numa_64.c
index 74064e8ae79f..86491ba568d9 100644
--- a/arch/x86/mm/numa_64.c
+++ b/arch/x86/mm/numa_64.c
@@ -543,8 +543,6 @@ static int __init numa_register_memblks(struct numa_meminfo *mi)
 	if (!numa_meminfo_cover_memory(mi))
 		return -EINVAL;
 
-	init_memory_mapping_high();
-
 	/* Finally register nodes. */
 	for_each_node_mask(nid, node_possible_map) {
 		u64 start = (u64)max_pfn << PAGE_SHIFT;