diff --git a/drivers/staging/lustre/lustre/include/lustre_dlm.h b/drivers/staging/lustre/lustre/include/lustre_dlm.h
index 1ec4231..2ae463a 100644
--- a/drivers/staging/lustre/lustre/include/lustre_dlm.h
+++ b/drivers/staging/lustre/lustre/include/lustre_dlm.h
@@ -1293,6 +1293,7 @@ enum lock_res_type {
 
 /** Lock resource. */
 static inline void lock_res(struct ldlm_resource *res)
+			__acquires(&res->lr_lock)
 {
 	spin_lock(&res->lr_lock);
 }
@@ -1306,6 +1307,7 @@ static inline void lock_res_nested(struct ldlm_resource *res,
 
 /** Unlock resource. */
 static inline void unlock_res(struct ldlm_resource *res)
+			__releases(&res->lr_lock)
 {
 	spin_unlock(&res->lr_lock);
 }
diff --git a/drivers/staging/lustre/lustre/ldlm/l_lock.c b/drivers/staging/lustre/lustre/ldlm/l_lock.c
index ea8840c..a887d9f 100644
--- a/drivers/staging/lustre/lustre/ldlm/l_lock.c
+++ b/drivers/staging/lustre/lustre/ldlm/l_lock.c
@@ -45,6 +45,7 @@
  * being an atomic operation.
  */
 struct ldlm_resource *lock_res_and_lock(struct ldlm_lock *lock)
+				__acquires(&lock->l_lock)
 {
 	spin_lock(&lock->l_lock);
 
@@ -59,6 +60,7 @@ EXPORT_SYMBOL(lock_res_and_lock);
  * Unlock a lock and its resource previously locked with lock_res_and_lock
  */
 void unlock_res_and_lock(struct ldlm_lock *lock)
+		__releases(&lock->l_lock)
 {
 	/* on server-side resource of lock doesn't change */
 	ldlm_clear_res_locked(lock);