--- zzzz-none-000/linux-2.6.19.2/arch/x86_64/kernel/e820.c	2007-01-10 19:10:37.000000000 +0000
+++ davinci-8020-5504/linux-2.6.19.2/arch/x86_64/kernel/e820.c	2007-01-11 07:38:19.000000000 +0000
@@ -278,7 +278,7 @@
 								>> PAGE_SHIFT;
 
 		/* Skip map entries smaller than a page */
-		if (ei_startpfn >= ei_endpfn)
+		if (ei_startpfn > ei_endpfn)
 			continue;
 
 		/* Check if end_pfn_map should be updated */
@@ -594,9 +594,7 @@
 		 * size before original memory map is
 		 * reset.
 		 */
-		e820_register_active_regions(0, 0, -1UL);
 		saved_max_pfn = e820_end_of_ram();
-		remove_all_active_ranges();
 #endif
 		end_pfn_map = 0;
 		e820.nr_map = 0;