2 files changed, 2 insertions, 2 deletions

diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index e3097f299f67..6096cb918735 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -309,7 +309,7 @@ static int __meminit move_pfn_range_left(struct zone *z1, struct zone *z2,
         /* can't move pfns which are higher than @z2 */
         if (end_pfn > zone_end_pfn(z2))
                 goto out_fail;
-        /* the move out part mast at the left most of @z2 */
+        /* the move out part must be at the left most of @z2 */
         if (start_pfn > z2->zone_start_pfn)
                 goto out_fail;
         /* must included/overlap */
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 6780b2e18aa1..657daea88aa8 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -2845,7 +2845,7 @@ EXPORT_SYMBOL(free_pages_exact);
  * nr_free_zone_pages() counts the number of counts pages which are beyond the
  * high watermark within all zones at or below a given zone index.  For each
  * zone, the number of pages is calculated as:
- *     present_pages - high_pages
+ *     managed_pages - high_pages
  */
 static unsigned long nr_free_zone_pages(int offset)
 {