diff --git a/lib/rwsem-spinlock.c b/lib/rwsem-spinlock.c
index 96255f47b1f8..21f0db2c9711 100644
--- a/lib/rwsem-spinlock.c
+++ b/lib/rwsem-spinlock.c
@@ -140,12 +140,12 @@ void fastcall __sched __down_read(struct rw_semaphore *sem)
 
 	rwsemtrace(sem, "Entering __down_read");
 
-	spin_lock(&sem->wait_lock);
+	spin_lock_irq(&sem->wait_lock);
 
 	if (sem->activity >= 0 && list_empty(&sem->wait_list)) {
 		/* granted */
 		sem->activity++;
-		spin_unlock(&sem->wait_lock);
+		spin_unlock_irq(&sem->wait_lock);
 		goto out;
 	}
 
@@ -160,7 +160,7 @@ void fastcall __sched __down_read(struct rw_semaphore *sem)
 	list_add_tail(&waiter.list, &sem->wait_list);
 
 	/* we don't need to touch the semaphore struct anymore */
-	spin_unlock(&sem->wait_lock);
+	spin_unlock_irq(&sem->wait_lock);
 
 	/* wait to be given the lock */
 	for (;;) {
@@ -181,10 +181,12 @@ void fastcall __sched __down_read(struct rw_semaphore *sem)
  */
 int fastcall __down_read_trylock(struct rw_semaphore *sem)
 {
+	unsigned long flags;
 	int ret = 0;
+
 	rwsemtrace(sem, "Entering __down_read_trylock");
 
-	spin_lock(&sem->wait_lock);
+	spin_lock_irqsave(&sem->wait_lock, flags);
 
 	if (sem->activity >= 0 && list_empty(&sem->wait_list)) {
 		/* granted */
@@ -192,7 +194,7 @@ int fastcall __down_read_trylock(struct rw_semaphore *sem)
 		ret = 1;
 	}
 
-	spin_unlock(&sem->wait_lock);
+	spin_unlock_irqrestore(&sem->wait_lock, flags);
 
 	rwsemtrace(sem, "Leaving __down_read_trylock");
 	return ret;
@@ -209,12 +211,12 @@ void fastcall __sched __down_write(struct rw_semaphore *sem)
 
 	rwsemtrace(sem, "Entering __down_write");
 
-	spin_lock(&sem->wait_lock);
+	spin_lock_irq(&sem->wait_lock);
 
 	if (sem->activity == 0 && list_empty(&sem->wait_list)) {
 		/* granted */
 		sem->activity = -1;
-		spin_unlock(&sem->wait_lock);
+		spin_unlock_irq(&sem->wait_lock);
 		goto out;
 	}
 
@@ -229,7 +231,7 @@ void fastcall __sched __down_write(struct rw_semaphore *sem)
 	list_add_tail(&waiter.list, &sem->wait_list);
 
 	/* we don't need to touch the semaphore struct anymore */
-	spin_unlock(&sem->wait_lock);
+	spin_unlock_irq(&sem->wait_lock);
 
 	/* wait to be given the lock */
 	for (;;) {
@@ -250,10 +252,12 @@ void fastcall __sched __down_write(struct rw_semaphore *sem)
  */
 int fastcall __down_write_trylock(struct rw_semaphore *sem)
 {
+	unsigned long flags;
 	int ret = 0;
+
 	rwsemtrace(sem, "Entering __down_write_trylock");
 
-	spin_lock(&sem->wait_lock);
+	spin_lock_irqsave(&sem->wait_lock, flags);
 
 	if (sem->activity == 0 && list_empty(&sem->wait_list)) {
 		/* granted */
@@ -261,7 +265,7 @@ int fastcall __down_write_trylock(struct rw_semaphore *sem)
 		ret = 1;
 	}
 
-	spin_unlock(&sem->wait_lock);
+	spin_unlock_irqrestore(&sem->wait_lock, flags);
 
 	rwsemtrace(sem, "Leaving __down_write_trylock");
 	return ret;
@@ -272,14 +276,16 @@ int fastcall __down_write_trylock(struct rw_semaphore *sem)
  */
 void fastcall __up_read(struct rw_semaphore *sem)
 {
+	unsigned long flags;
+
 	rwsemtrace(sem, "Entering __up_read");
 
-	spin_lock(&sem->wait_lock);
+	spin_lock_irqsave(&sem->wait_lock, flags);
 
 	if (--sem->activity == 0 && !list_empty(&sem->wait_list))
 		sem = __rwsem_wake_one_writer(sem);
 
-	spin_unlock(&sem->wait_lock);
+	spin_unlock_irqrestore(&sem->wait_lock, flags);
 
 	rwsemtrace(sem, "Leaving __up_read");
 }
@@ -289,15 +295,17 @@ void fastcall __up_read(struct rw_semaphore *sem)
  */
 void fastcall __up_write(struct rw_semaphore *sem)
 {
+	unsigned long flags;
+
 	rwsemtrace(sem, "Entering __up_write");
 
-	spin_lock(&sem->wait_lock);
+	spin_lock_irqsave(&sem->wait_lock, flags);
 
 	sem->activity = 0;
 	if (!list_empty(&sem->wait_list))
 		sem = __rwsem_do_wake(sem, 1);
 
-	spin_unlock(&sem->wait_lock);
+	spin_unlock_irqrestore(&sem->wait_lock, flags);
 
 	rwsemtrace(sem, "Leaving __up_write");
 }
@@ -308,15 +316,17 @@ void fastcall __up_write(struct rw_semaphore *sem)
  */
 void fastcall __downgrade_write(struct rw_semaphore *sem)
 {
+	unsigned long flags;
+
 	rwsemtrace(sem, "Entering __downgrade_write");
 
-	spin_lock(&sem->wait_lock);
+	spin_lock_irqsave(&sem->wait_lock, flags);
 
 	sem->activity = 1;
 	if (!list_empty(&sem->wait_list))
 		sem = __rwsem_do_wake(sem, 0);
 
-	spin_unlock(&sem->wait_lock);
+	spin_unlock_irqrestore(&sem->wait_lock, flags);
 
 	rwsemtrace(sem, "Leaving __downgrade_write");
 }
diff --git a/lib/rwsem.c b/lib/rwsem.c
index 924c14e0bfde..7644089ec8fa 100644
--- a/lib/rwsem.c
+++ b/lib/rwsem.c
@@ -150,7 +150,7 @@ rwsem_down_failed_common(struct rw_semaphore *sem,
 	set_task_state(tsk, TASK_UNINTERRUPTIBLE);
 
 	/* set up my own style of waitqueue */
-	spin_lock(&sem->wait_lock);
+	spin_lock_irq(&sem->wait_lock);
 	waiter->task = tsk;
 	get_task_struct(tsk);
 
@@ -163,7 +163,7 @@ rwsem_down_failed_common(struct rw_semaphore *sem,
 	if (!(count & RWSEM_ACTIVE_MASK))
 		sem = __rwsem_do_wake(sem, 0);
 
-	spin_unlock(&sem->wait_lock);
+	spin_unlock_irq(&sem->wait_lock);
 
 	/* wait to be given the lock */
 	for (;;) {
@@ -219,15 +219,17 @@ rwsem_down_write_failed(struct rw_semaphore *sem)
  */
 struct rw_semaphore fastcall *rwsem_wake(struct rw_semaphore *sem)
 {
+	unsigned long flags;
+
 	rwsemtrace(sem, "Entering rwsem_wake");
 
-	spin_lock(&sem->wait_lock);
+	spin_lock_irqsave(&sem->wait_lock, flags);
 
 	/* do nothing if list empty */
 	if (!list_empty(&sem->wait_list))
 		sem = __rwsem_do_wake(sem, 0);
 
-	spin_unlock(&sem->wait_lock);
+	spin_unlock_irqrestore(&sem->wait_lock, flags);
 
 	rwsemtrace(sem, "Leaving rwsem_wake");
 
@@ -241,15 +243,17 @@ struct rw_semaphore fastcall *rwsem_wake(struct rw_semaphore *sem)
  */
 struct rw_semaphore fastcall *rwsem_downgrade_wake(struct rw_semaphore *sem)
 {
+	unsigned long flags;
+
 	rwsemtrace(sem, "Entering rwsem_downgrade_wake");
 
-	spin_lock(&sem->wait_lock);
+	spin_lock_irqsave(&sem->wait_lock, flags);
 
 	/* do nothing if list empty */
 	if (!list_empty(&sem->wait_list))
 		sem = __rwsem_do_wake(sem, 1);
 
-	spin_unlock(&sem->wait_lock);
+	spin_unlock_irqrestore(&sem->wait_lock, flags);
 
 	rwsemtrace(sem, "Leaving rwsem_downgrade_wake");
 	return sem;