Index: linux-2.6.18/arch/avr32/boards/atstk1000/setup.c
===================================================================
--- linux-2.6.18.orig/arch/avr32/boards/atstk1000/setup.c	2007-01-11 11:30:42.000000000 +0100
+++ linux-2.6.18/arch/avr32/boards/atstk1000/setup.c	2007-01-11 13:27:00.000000000 +0100
@@ -37,7 +37,8 @@
 
 		for_each_online_pgdat(pgdat) {
 			if (fbmem_start >= pgdat->bdata->node_boot_start
-			    && fbmem_start <= pgdat->bdata->node_low_pfn)
+			    && fbmem_start <= (pgdat->bdata->node_low_pfn
+				    * PAGE_SIZE))
 				reserve_bootmem_node(pgdat, fbmem_start,
 						     fbmem_size);
 		}