From fe591b49aea43dfb09c8e8077e4b8fae29d145af Mon Sep 17 00:00:00 2001
From: Amit Shah <amit.shah@redhat.com>
Date: Mon, 28 May 2012 12:18:43 +0530
Subject: [PATCH] --- yaml --- r: 319818 b: refs/heads/master c:
 0bc1a2ef19b45bb23617b203bc631b44609f17ba h: refs/heads/master v: v3

---
 [refs]                                    |  2 +-
 trunk/drivers/char/hw_random/virtio-rng.c | 17 +++++++++++++++++
 2 files changed, 18 insertions(+), 1 deletion(-)

diff --git a/[refs] b/[refs]
index e062f6c94ac5..bd6c98152d61 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 178d855e7810deecb7fa96afdf82ec45b0284233
+refs/heads/master: 0bc1a2ef19b45bb23617b203bc631b44609f17ba
diff --git a/trunk/drivers/char/hw_random/virtio-rng.c b/trunk/drivers/char/hw_random/virtio-rng.c
index a9673a757009..5708299507d0 100644
--- a/trunk/drivers/char/hw_random/virtio-rng.c
+++ b/trunk/drivers/char/hw_random/virtio-rng.c
@@ -124,6 +124,19 @@ static void __devexit virtrng_remove(struct virtio_device *vdev)
 	remove_common(vdev);
 }
 
+#ifdef CONFIG_PM
+static int virtrng_freeze(struct virtio_device *vdev)
+{
+	remove_common(vdev);
+	return 0;
+}
+
+static int virtrng_restore(struct virtio_device *vdev)
+{
+	return probe_common(vdev);
+}
+#endif
+
 static struct virtio_device_id id_table[] = {
 	{ VIRTIO_ID_RNG, VIRTIO_DEV_ANY_ID },
 	{ 0 },
@@ -135,6 +148,10 @@ static struct virtio_driver virtio_rng_driver = {
 	.id_table =	id_table,
 	.probe =	virtrng_probe,
 	.remove =	__devexit_p(virtrng_remove),
+#ifdef CONFIG_PM
+	.freeze =	virtrng_freeze,
+	.restore =	virtrng_restore,
+#endif
 };
 
 static int __init init(void)