diff --git a/[refs] b/[refs]
index 2e95ff4058cd..f62247b0b8e6 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 98fa8cf4bcc79cb14de8fd815bbcd00dcbd7b20e
+refs/heads/master: 4fa152ce24724a4a6b2edd26ca2eb7757ff5b2b8
diff --git a/trunk/drivers/hv/hyperv_vmbus.h b/trunk/drivers/hv/hyperv_vmbus.h
index 895c898812bd..ac1e419d4b16 100644
--- a/trunk/drivers/hv/hyperv_vmbus.h
+++ b/trunk/drivers/hv/hyperv_vmbus.h
@@ -565,7 +565,6 @@ int hv_ringbuffer_read(struct hv_ring_buffer_info *ring_info,
 		   u32 buflen,
 		   u32 offset);
 
-u32 hv_get_ringbuffer_interrupt_mask(struct hv_ring_buffer_info *ring_info);
 
 void hv_ringbuffer_get_debuginfo(struct hv_ring_buffer_info *ring_info,
 			    struct hv_ring_buffer_debug_info *debug_info);
diff --git a/trunk/drivers/hv/ring_buffer.c b/trunk/drivers/hv/ring_buffer.c
index 9bc55f0dcf47..2a0babc95709 100644
--- a/trunk/drivers/hv/ring_buffer.c
+++ b/trunk/drivers/hv/ring_buffer.c
@@ -294,19 +294,6 @@ void hv_ringbuffer_get_debuginfo(struct hv_ring_buffer_info *ring_info,
 	}
 }
 
-
-/*
- *
- * hv_get_ringbuffer_interrupt_mask()
- *
- * Get the interrupt mask for the specified ring buffer
- *
- */
-u32 hv_get_ringbuffer_interrupt_mask(struct hv_ring_buffer_info *rbi)
-{
-	return rbi->ring_buffer->interrupt_mask;
-}
-
 /*
  *
  * hv_ringbuffer_init()