X-Git-Url: http://pileus.org/git/?a=blobdiff_plain;f=include%2Flinux%2Fmmzone.h;h=9f7c3ebcbbad9d7d985c1d41a5a50adf8463854f;hb=c89b857ce6d803905b2c9d71bc9effdd286c45ed;hp=c928dac6cad0c3b1022ebdca9d53ecef1865b797;hpb=e6ece70732b905742ad91a7b5489e0ca1362c0cd;p=~andy%2Flinux

diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index c928dac6cad..9f7c3ebcbba 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -647,6 +647,13 @@ typedef struct pglist_data {
 #endif
 #define nid_page_nr(nid, pagenr) 	pgdat_page_nr(NODE_DATA(nid),(pagenr))
 
+#define node_start_pfn(nid)	(NODE_DATA(nid)->node_start_pfn)
+
+#define node_end_pfn(nid) ({\
+	pg_data_t *__pgdat = NODE_DATA(nid);\
+	__pgdat->node_start_pfn + __pgdat->node_spanned_pages;\
+})
+
 #include <linux/memory_hotplug.h>
 
 extern struct mutex zonelists_mutex;