[PATCH] memory hotplug: fix comments when add section

[Fan Du]

Here, pfn_to_node should be page_to_nid.

Signed-off-by: Fan Du <fan.du@xxxxxxxxx>
---
 mm/memory_hotplug.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index d4b5f29..c3c1c57 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -265,7 +265,7 @@ static int __meminit __add_section(int nid, unsigned long phys_start_pfn,
 	/*
 	 * Make all the pages reserved so that nobody will stumble over half
 	 * initialized state.
-	 * FIXME: We also have to associate it with a node because pfn_to_node
+	 * FIXME: We also have to associate it with a node because page_to_nid
 	 * relies on having page with the proper node.
 	 */
 	for (i = 0; i < PAGES_PER_SECTION; i++) {
-- 
1.8.3.1