From: Keir Fraser <keir.fraser@citrix.com>
Date: Mon, 11 Feb 2008 10:19:25 +0000 (+0000)
Subject: fbfront: Clear ring contents on save/restore. Otherwise in some cases
X-Git-Tag: xen-3.2.0~1
X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=29f36a379b12e54d1f4b83ac1ce87a0bd2a275c2;p=people%2Froyger%2Flinux-2.6.18-xen.git

fbfront: Clear ring contents on save/restore. Otherwise in some cases
a restored domain loses mouse and keyboard.
Signed-off-by: Kazuhiro Suzuki <kaz@jp.fujitsu.com>
---

diff --git a/drivers/xen/fbfront/xenkbd.c b/drivers/xen/fbfront/xenkbd.c
index ab1f17de..9b039b4c 100644
--- a/drivers/xen/fbfront/xenkbd.c
+++ b/drivers/xen/fbfront/xenkbd.c
@@ -193,6 +193,8 @@ static int xenkbd_resume(struct xenbus_device *dev)
 	struct xenkbd_info *info = dev->dev.driver_data;
 
 	xenkbd_disconnect_backend(info);
+	info->page->in_cons = info->page->in_prod = 0;
+	info->page->out_cons = info->page->out_prod = 0;
 	return xenkbd_connect_backend(dev, info);
 }