x86: merge zones_sizes_init for numa and non numa on 32-bit

move out e820_register_active_regions from non numa zones_sizes_init()
and remove numa version zones_sizes_init().

and let 32 bit call remove_all_active_ranges() in setup_arch() directly
like 64-bit

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

1 files changed, 4 insertions, 6 deletions

diff --git a/arch/x86/mm/init_32.c b/arch/x86/mm/init_32.c
index aa5e37c9f4b4..8efe872b9617 100644
--- a/arch/x86/mm/init_32.c
+++ b/arch/x86/mm/init_32.c
@@ -660,12 +660,14 @@ void __init initmem_init(unsigned long start_pfn,
         if (max_pfn > max_low_pfn)
                 highstart_pfn = max_low_pfn;
         memory_present(0, 0, highend_pfn);
+        e820_register_active_regions(0, 0, highend_pfn);
         printk(KERN_NOTICE "%ldMB HIGHMEM available.\n",
                 pages_to_mb(highend_pfn - highstart_pfn));
         num_physpages = highend_pfn;
         high_memory = (void *) __va(highstart_pfn * PAGE_SIZE - 1) + 1;
 #else
         memory_present(0, 0, max_low_pfn);
+        e820_register_active_regions(0, 0, max_low_pfn);
         num_physpages = max_low_pfn;
         high_memory = (void *) __va(max_low_pfn * PAGE_SIZE - 1) + 1;
 #endif
@@ -677,25 +679,21 @@ void __init initmem_init(unsigned long start_pfn,
 
         setup_bootmem_allocator();
 }
+#endif /* !CONFIG_NEED_MULTIPLE_NODES */
 
-void __init zone_sizes_init(void)
+static void __init zone_sizes_init(void)
 {
         unsigned long max_zone_pfns[MAX_NR_ZONES];
         memset(max_zone_pfns, 0, sizeof(max_zone_pfns));
         max_zone_pfns[ZONE_DMA] =
                 virt_to_phys((char *)MAX_DMA_ADDRESS) >> PAGE_SHIFT;
         max_zone_pfns[ZONE_NORMAL] = max_low_pfn;
-        remove_all_active_ranges();
 #ifdef CONFIG_HIGHMEM
         max_zone_pfns[ZONE_HIGHMEM] = highend_pfn;
-        e820_register_active_regions(0, 0, highend_pfn);
-#else
-        e820_register_active_regions(0, 0, max_low_pfn);
 #endif
 
         free_area_init_nodes(max_zone_pfns);
 }
-#endif /* !CONFIG_NEED_MULTIPLE_NODES */
 
 void __init setup_bootmem_allocator(void)
 {