[ 3.5.y.z extended stable ] Patch "xenbus: fix compile failure on ARM with Xen enabled" has been added to staging queue

Luis Henriques luis.henriques at canonical.com
Mon Mar 4 20:49:44 UTC 2013

This is a note to let you know that I have just added a patch titled

    xenbus: fix compile failure on ARM with Xen enabled

to the linux-3.5.y-queue branch of the 3.5.y.z extended stable tree 
which can be found at:


If you, or anyone else, feels it should not be added to this tree, please 
reply to this email.

For more information about the 3.5.y.z tree, see



>From 4aeb8b2dc729c07018e228da32961e172e335988 Mon Sep 17 00:00:00 2001
From: Steven Noonan <steven at uplinklabs.net>
Date: Fri, 1 Mar 2013 05:14:59 -0800
Subject: [PATCH] xenbus: fix compile failure on ARM with Xen enabled
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

commit 45e27161c62216c163880d7aed751cb55a65c8e9 upstream.

Adding an include of linux/mm.h resolves this:
	drivers/xen/xenbus/xenbus_client.c: In function ‘xenbus_map_ring_valloc_hvm’:
	drivers/xen/xenbus/xenbus_client.c:532:66: error: implicit declaration of function ‘page_to_section’ [-Werror=implicit-function-declaration]

Signed-off-by: Steven Noonan <steven at uplinklabs.net>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk at oracle.com>
Signed-off-by: Luis Henriques <luis.henriques at canonical.com>
 drivers/xen/xenbus/xenbus_client.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/xen/xenbus/xenbus_client.c b/drivers/xen/xenbus/xenbus_client.c
index b3e146e..1a77f2b 100644
--- a/drivers/xen/xenbus/xenbus_client.c
+++ b/drivers/xen/xenbus/xenbus_client.c
@@ -30,6 +30,7 @@

+#include <linux/mm.h>
 #include <linux/slab.h>
 #include <linux/types.h>
 #include <linux/spinlock.h>

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