1 files changed, 2 insertions, 0 deletions
diff --git a/sys/sys/sched.h b/sys/sys/sched.h
index b15104e..bfd8522 100644
--- a/sys/sys/sched.h
+++ b/sys/sys/sched.h
@@ -151,11 +151,13 @@ static __inline void
 sched_pin(void)
 {
 	curthread->td_pinned++;
+	__compiler_membar();
 }
 
 static __inline void
 sched_unpin(void)
 {
+	__compiler_membar();
 	curthread->td_pinned--;
 }