diff --git a/mm/mmap.c b/mm/mmap.c
index 39a3944..44bb4d8 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -1163,13 +1163,13 @@
 unsigned long do_mmap_pgoff(struct file *file, unsigned long addr,
 			unsigned long len, unsigned long prot,
 			unsigned long flags, unsigned long pgoff,
-			bool *populate)
+			unsigned long *populate)
 {
 	struct mm_struct * mm = current->mm;
 	struct inode *inode;
 	vm_flags_t vm_flags;
 
-	*populate = false;
+	*populate = 0;
 
 	/*
 	 * Does the application expect PROT_READ to imply PROT_EXEC?
@@ -1307,7 +1307,7 @@
 
 	addr = mmap_region(file, addr, len, vm_flags, pgoff);
 	if (!IS_ERR_VALUE(addr) && (vm_flags & VM_POPULATE))
-		*populate = true;
+		*populate = len;
 	return addr;
 }
 
diff --git a/mm/nommu.c b/mm/nommu.c
index 7296a5a..18c1b93 100644
--- a/mm/nommu.c
+++ b/mm/nommu.c
@@ -1251,7 +1251,7 @@
 			    unsigned long prot,
 			    unsigned long flags,
 			    unsigned long pgoff,
-			    bool *populate)
+			    unsigned long *populate)
 {
 	struct vm_area_struct *vma;
 	struct vm_region *region;
@@ -1261,7 +1261,7 @@
 
 	kenter(",%lx,%lx,%lx,%lx,%lx", addr, len, prot, flags, pgoff);
 
-	*populate = false;
+	*populate = 0;
 
 	/* decide whether we should attempt the mapping, and if so what sort of
 	 * mapping */
diff --git a/mm/util.c b/mm/util.c
index 13467e0..3704bf1 100644
--- a/mm/util.c
+++ b/mm/util.c
@@ -355,7 +355,7 @@
 {
 	unsigned long ret;
 	struct mm_struct *mm = current->mm;
-	bool populate;
+	unsigned long populate;
 
 	ret = security_mmap_file(file, prot, flag);
 	if (!ret) {
@@ -363,8 +363,8 @@
 		ret = do_mmap_pgoff(file, addr, len, prot, flag, pgoff,
 				    &populate);
 		up_write(&mm->mmap_sem);
-		if (!IS_ERR_VALUE(ret) && populate)
-			mm_populate(ret, len);
+		if (populate)
+			mm_populate(ret, populate);
 	}
 	return ret;
 }