diff --git a/[refs] b/[refs]
index 59201650dcba..dfa2b3efb081 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 6457f126c888b3481fdae6f702e616cd0c79646e
+refs/heads/master: 387daf1716da579fc1d198414d890967cd624a5b
diff --git a/trunk/drivers/virtio/Kconfig b/trunk/drivers/virtio/Kconfig
index 8e048518eeb3..eabc2a0cd989 100644
--- a/trunk/drivers/virtio/Kconfig
+++ b/trunk/drivers/virtio/Kconfig
@@ -1,8 +1,10 @@
-# Virtio always gets selected by whoever wants it.
 config VIRTIO
 	tristate
+	---help---
+	  This option is selected by any driver which implements the virtio
+	  bus, such as CONFIG_VIRTIO_PCI, CONFIG_VIRTIO_MMIO, CONFIG_LGUEST,
+	  CONFIG_RPMSG or CONFIG_S390_GUEST.
 
-# Similarly the virtio ring implementation.
 config VIRTIO_RING
 	tristate
 	depends on VIRTIO