[PATCH] mm: use symbolic names instead of indices for zone initialisation

[sfrench/cifs-2.6.git] / arch / x86_64 / mm / init.c

diff --git a/arch/x86_64/mm/init.c b/arch/x86_64/mm/init.c
index 19c72520a86876a616becaf31ab3d72f73e8bb3f..971dc1181e69ace1620338b845a5f4e5869dee30 100644 (file)
--- a/arch/x86_64/mm/init.c
+++ b/arch/x86_64/mm/init.c
@@ -406,9 +406,12 @@ void __cpuinit zap_low_mappings(int cpu)
 #ifndef CONFIG_NUMA
 void __init paging_init(void)
 {
-       unsigned long max_zone_pfns[MAX_NR_ZONES] = {MAX_DMA_PFN,
-                                                       MAX_DMA32_PFN,
-                                                       end_pfn};
+       unsigned long max_zone_pfns[MAX_NR_ZONES];
+       memset(max_zone_pfns, 0, sizeof(max_zone_pfns));
+       max_zone_pfns[ZONE_DMA] = MAX_DMA_PFN;
+       max_zone_pfns[ZONE_DMA32] = MAX_DMA32_PFN;
+       max_zone_pfns[ZONE_NORMAL] = end_pfn;
+
        memory_present(0, 0, end_pfn);
        sparse_init();
        free_area_init_nodes(max_zone_pfns);