diff -urN linux-2.6.11-rc4-fix7/arch/i386/kernel/srat.c linux-2.6.11-rc4-fix7-srat/arch/i386/kernel/srat.c
--- linux-2.6.11-rc4-fix7/arch/i386/kernel/srat.c	2005-02-21 13:56:28.000000000 -0800
+++ linux-2.6.11-rc4-fix7-srat/arch/i386/kernel/srat.c	2005-02-24 11:10:09.000000000 -0800
@@ -269,34 +269,24 @@
 	}
  
 	/*calculate node_start_pfn/node_end_pfn arrays*/
-	for_each_online_node(nid) {
-		int been_here_before = 0;
-
-		for (j = 0; j < num_memory_chunks; j++){
-			/*
-			 *Only add present memroy to node_end/start_pfn 
-			 *There is no guarantee from the srat that the memory 
-			 *is present at boot time. 
-			 */
-			if (node_memory_chunk[j].start_pfn >= max_pfn) {
-				printk (KERN_INFO "Ignoring chunk of memory reported in the SRAT (could be hot-add zone?)\n");
-				printk (KERN_INFO "chunk is reported from pfn %04x to %04x\n",
-					node_memory_chunk[j].start_pfn, node_memory_chunk[j].end_pfn);
-				continue;
-			}
-			if (node_memory_chunk[j].nid == nid) {
-				if (been_here_before == 0) {
-					node_start_pfn[nid] = node_memory_chunk[j].start_pfn;
-					node_end_pfn[nid] = node_memory_chunk[j].end_pfn;
-					been_here_before = 1;
-				} else { /* We've found another chunk of memory for the node */
-					if (node_start_pfn[nid] < node_memory_chunk[j].start_pfn) {
-						node_end_pfn[nid] = node_memory_chunk[j].end_pfn;
-					}
-				}
-			}
+	for (j = 0; j < num_memory_chunks; j++){
+		int nid = node_memory_chunk[j].nid;
+		/*
+		 *Only add present memroy to node_end/start_pfn
+		 *There is no guarantee from the srat that the memory
+		 *is present at boot time.
+		 */
+		if (node_memory_chunk[j].start_pfn >= max_pfn) {
+			printk (KERN_INFO "Ignoring SRAT pfns: 0x%08lx -> %08lx\n",
+				node_memory_chunk[j].start_pfn, node_memory_chunk[j].end_pfn);
+			continue;
 		}
+		if (!node_has_online_mem(nid))
+			node_start_pfn[nid] = node_memory_chunk[j].start_pfn;
+			
+		node_end_pfn[nid] = node_memory_chunk[j].end_pfn;
 	}
+
 	return 1;
 out_fail:
 	return 0;