X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=mm%2Fmlock.c;h=39b3a7d4bd842d9cbedc451d9c7c4afd00f66f2a;hb=e5238fca9694d61861096d5fb80685c9f6581555;hp=bd34b3a10852c3d3ac3b1808653721a6114549c2;hpb=b2409fb6a49d1f633a8fc488e48043da7d3fd6a7;p=pandora-kernel.git

diff --git a/mm/mlock.c b/mm/mlock.c
index bd34b3a10852..39b3a7d4bd84 100644
--- a/mm/mlock.c
+++ b/mm/mlock.c
@@ -14,7 +14,7 @@
 #include <linux/mempolicy.h>
 #include <linux/syscalls.h>
 #include <linux/sched.h>
-#include <linux/module.h>
+#include <linux/export.h>
 #include <linux/rmap.h>
 #include <linux/mmzone.h>
 #include <linux/hugetlb.h>
@@ -78,6 +78,7 @@ void __clear_page_mlock(struct page *page)
  */
 void mlock_vma_page(struct page *page)
 {
+	/* Serialize with page migration */
 	BUG_ON(!PageLocked(page));
 
 	if (!TestSetPageMlocked(page)) {
@@ -105,6 +106,7 @@ void mlock_vma_page(struct page *page)
  */
 void munlock_vma_page(struct page *page)
 {
+	/* For try_to_munlock() and to serialize with page migration */
 	BUG_ON(!PageLocked(page));
 
 	if (TestClearPageMlocked(page)) {