1 files changed, 1 insertions, 1 deletions

diff --git a/mm/memory.c b/mm/memory.c
index 156861fcac43..a07120da868b 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -1991,6 +1991,7 @@ static int do_swap_page(struct mm_struct *mm, struct vm_area_struct *vma,
         delayacct_set_flag(DELAYACCT_PF_SWAPIN);
         page = lookup_swap_cache(entry);
         if (!page) {
+                grab_swap_token(); /* Contend for token _before_ read-in */
                 swapin_readahead(entry, address, vma);
                 page = read_swap_cache_async(entry, vma, address);
                 if (!page) {
@@ -2008,7 +2009,6 @@ static int do_swap_page(struct mm_struct *mm, struct vm_area_struct *vma,
                 /* Had to read the page from swap area: Major fault */
                 ret = VM_FAULT_MAJOR;
                 count_vm_event(PGMAJFAULT);
-                grab_swap_token();
         }
 
         delayacct_clear_flag(DELAYACCT_PF_SWAPIN);