X-Git-Url: http://git.liburcu.org/?p=urcu.git;a=blobdiff_plain;f=urcu-qsbr-static.h;h=147eb18b94357ee885216d3db65f252d54143944;hp=041361799b89694b8f9e8c9f7af0d142d040a44e;hb=42a3f1f99827c1bd73270966d4fffd6157809a7c;hpb=04e3eaa936284a9dbaa220295771b75aba54926e

diff --git a/urcu-qsbr-static.h b/urcu-qsbr-static.h
index 0413617..147eb18 100644
--- a/urcu-qsbr-static.h
+++ b/urcu-qsbr-static.h
@@ -187,10 +187,12 @@ static inline void _rcu_thread_offline(void)
 	STORE_SHARED(rcu_reader.ctr, 0);
 	smp_mb();	/* write rcu_reader.ctr before read futex */
 	wake_up_gp();
+	barrier();	/* Ensure the compiler does not reorder us with mutex */
 }
 
 static inline void _rcu_thread_online(void)
 {
+	barrier();	/* Ensure the compiler does not reorder us with mutex */
 	_STORE_SHARED(rcu_reader.ctr, LOAD_SHARED(rcu_gp_ctr));
 	smp_mb();
 }