1 files changed, 4 insertions, 2 deletions

diff --git a/include/linux/freezer.h b/include/linux/freezer.h
index c9435252e8e4..1045ee9c0bb4 100644
--- a/include/linux/freezer.h
+++ b/include/linux/freezer.h
@@ -63,8 +63,10 @@ static inline int thaw_process(struct task_struct *p)
  */
 static inline void frozen_process(struct task_struct *p)
 {
-        p->flags |= PF_FROZEN;
-        wmb();
+        if (!unlikely(p->flags & PF_NOFREEZE)) {
+                p->flags |= PF_FROZEN;
+                wmb();
+        }
         clear_tsk_thread_flag(p, TIF_FREEZE);
 }