diff --git a/mm/mmap.c b/mm/mmap.c
index 1cd70010edf0c53581918a10ec0633fd2b72f5f7..46059b7a84e472b0a36700716ced6e1e05cacf0c 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -3446,7 +3446,7 @@ void mm_drop_all_locks(struct mm_struct *mm)
 }
 
 /*
- * initialise the VMA slab
+ * initialise the percpu counter for VM
  */
 void __init mmap_init(void)
 {
diff --git a/mm/nommu.c b/mm/nommu.c
index 62600ba0d1d8821efe258194b221832e851fc865..215c62296028e527249d2a8946cd8607d83c330c 100644
--- a/mm/nommu.c
+++ b/mm/nommu.c
@@ -517,7 +517,7 @@ SYSCALL_DEFINE1(brk, unsigned long, brk)
 }
 
 /*
- * initialise the VMA and region record slabs
+ * initialise the percpu counter for VM and region record slabs
  */
 void __init mmap_init(void)
 {