Drivers: hv: vmbus: Export the vmbus_set_event() API

In preparation for moving some ring buffer functionality out of the
vmbus driver, export the API for signaling the host.

Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/hv/connection.c b/drivers/hv/connection.c
index d02f137..fcf8a02 100644
--- a/drivers/hv/connection.c
+++ b/drivers/hv/connection.c
@@ -495,3 +495,4 @@
 
 	hv_do_hypercall(HVCALL_SIGNAL_EVENT, channel->sig_event, NULL);
 }
+EXPORT_SYMBOL_GPL(vmbus_set_event);
diff --git a/drivers/hv/hyperv_vmbus.h b/drivers/hv/hyperv_vmbus.h
index 12321b9..e5c586f 100644
--- a/drivers/hv/hyperv_vmbus.h
+++ b/drivers/hv/hyperv_vmbus.h
@@ -667,8 +667,6 @@
 
 int vmbus_post_msg(void *buffer, size_t buflen);
 
-void vmbus_set_event(struct vmbus_channel *channel);
-
 void vmbus_on_event(unsigned long data);
 void vmbus_on_msg_dpc(unsigned long data);
 
diff --git a/include/linux/hyperv.h b/include/linux/hyperv.h
index 66226ce..40fd608 100644
--- a/include/linux/hyperv.h
+++ b/include/linux/hyperv.h
@@ -1365,4 +1365,5 @@
 
 int vmbus_send_tl_connect_request(const uuid_le *shv_guest_servie_id,
 				  const uuid_le *shv_host_servie_id);
+void vmbus_set_event(struct vmbus_channel *channel);
 #endif /* _HYPERV_H */