diff --git a/include/linux/rwsem.h b/include/linux/rwsem.h
index 729965080acb..4c5770f7d40f 100644
--- a/include/linux/rwsem.h
+++ b/include/linux/rwsem.h
@@ -127,7 +127,6 @@ static inline int rwsem_is_contended(struct rw_semaphore *sem)
  * lock for reading
  */
 extern void down_read(struct rw_semaphore *sem);
-extern int __must_check down_read_interruptible(struct rw_semaphore *sem);
 extern int __must_check down_read_killable(struct rw_semaphore *sem);
 
 /*
diff --git a/kernel/locking/rwsem.c b/kernel/locking/rwsem.c
index 5598ca9b70f7..a459b2b004d2 100644
--- a/kernel/locking/rwsem.c
+++ b/kernel/locking/rwsem.c
@@ -1370,18 +1370,6 @@ inline void __down_read(struct rw_semaphore *sem)
 	}
 }
 
-static inline int __down_read_interruptible(struct rw_semaphore *sem)
-{
-	if (!rwsem_read_trylock(sem)) {
-		if (IS_ERR(rwsem_down_read_slowpath(sem, TASK_INTERRUPTIBLE)))
-			return -EINTR;
-		DEBUG_RWSEMS_WARN_ON(!is_rwsem_reader_owned(sem), sem);
-	} else {
-		rwsem_set_reader_owned(sem);
-	}
-	return 0;
-}
-
 static inline int __down_read_killable(struct rw_semaphore *sem)
 {
 	if (!rwsem_read_trylock(sem)) {
@@ -1532,20 +1520,6 @@ void __sched down_read(struct rw_semaphore *sem)
 }
 EXPORT_SYMBOL(down_read);
 
-int __sched down_read_interruptible(struct rw_semaphore *sem)
-{
-	might_sleep();
-	rwsem_acquire_read(&sem->dep_map, 0, 0, _RET_IP_);
-
-	if (LOCK_CONTENDED_RETURN(sem, __down_read_trylock, __down_read_interruptible)) {
-		rwsem_release(&sem->dep_map, _RET_IP_);
-		return -EINTR;
-	}
-
-	return 0;
-}
-EXPORT_SYMBOL(down_read_interruptible);
-
 int __sched down_read_killable(struct rw_semaphore *sem)
 {
 	might_sleep();