Make vm_object_cache_is_empty() inline.

1 files changed, 9 insertions, 1 deletions

diff --git a/sys/vm/vm_object.h b/sys/vm/vm_object.h
index 84ca0d8..61d5672d 100644
--- a/sys/vm/vm_object.h
+++ b/sys/vm/vm_object.h
@@ -233,9 +233,17 @@ void vm_object_pip_wakeup(vm_object_t object);
 void vm_object_pip_wakeupn(vm_object_t object, short i);
 void vm_object_pip_wait(vm_object_t object, char *waitid);
 
+static __inline boolean_t
+vm_object_cache_is_empty(vm_object_t object)
+{
+
+	VM_OBJECT_LOCK_ASSERT(object, MA_OWNED);
+
+	return (__predict_true(object->cache.rt_root == 0));
+}
+
 vm_object_t vm_object_allocate (objtype_t, vm_pindex_t);
 void _vm_object_allocate (objtype_t, vm_pindex_t, vm_object_t);
-boolean_t vm_object_cache_is_empty (vm_object_t);
 boolean_t vm_object_coalesce(vm_object_t, vm_ooffset_t, vm_size_t, vm_size_t,
    boolean_t);
 void vm_object_collapse (vm_object_t);