diff --git a/arch/sparc/mm/srmmu.c b/arch/sparc/mm/srmmu.c
index a8c2f2615fc6..7c2278dd308d 100644
--- a/arch/sparc/mm/srmmu.c
+++ b/arch/sparc/mm/srmmu.c
@@ -1008,24 +1008,13 @@ void __init srmmu_paging_init(void)
 	kmap_init();
 
 	{
-		unsigned long zones_size[MAX_NR_ZONES];
-		unsigned long zholes_size[MAX_NR_ZONES];
-		unsigned long npages;
-		int znum;
+		unsigned long max_zone_pfn[MAX_NR_ZONES] = { 0 };
 
-		for (znum = 0; znum < MAX_NR_ZONES; znum++)
-			zones_size[znum] = zholes_size[znum] = 0;
+		max_zone_pfn[ZONE_DMA] = max_low_pfn;
+		max_zone_pfn[ZONE_NORMAL] = max_low_pfn;
+		max_zone_pfn[ZONE_HIGHMEM] = highend_pfn;
 
-		npages = max_low_pfn - pfn_base;
-
-		zones_size[ZONE_DMA] = npages;
-		zholes_size[ZONE_DMA] = npages - pages_avail;
-
-		npages = highend_pfn - max_low_pfn;
-		zones_size[ZONE_HIGHMEM] = npages;
-		zholes_size[ZONE_HIGHMEM] = npages - calc_highpages();
-
-		free_area_init_node(0, zones_size, pfn_base, zholes_size);
+		free_area_init(max_zone_pfn);
 	}
 }