Merge branch 'driver-core-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...

[~andy/linux] / include / linux / mmzone.h

diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index c928dac6cad0c3b1022ebdca9d53ecef1865b797..9f7c3ebcbbad9d7d985c1d41a5a50adf8463854f 100644 (file)
--- 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;