lkml.org 
[lkml]   [2013]   [Aug]   [29]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH v3] ARM: xen: only set pm function ptrs for Xen guests
Date
From: Rob Herring <rob.herring@calxeda.com>

xen_pm_init was unconditionally setting pm_power_off and arm_pm_restart
function pointers. This breaks multi-platform kernels. Make this
conditional on running as a Xen guest and make it a late_initcall to
ensure it is setup after platform code for Dom0.

Cc: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Signed-off-by: Rob Herring <rob.herring@calxeda.com>
---
arch/arm/xen/enlighten.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/arch/arm/xen/enlighten.c b/arch/arm/xen/enlighten.c
index 8a6295c..7071fca 100644
--- a/arch/arm/xen/enlighten.c
+++ b/arch/arm/xen/enlighten.c
@@ -273,12 +273,15 @@ core_initcall(xen_guest_init);

static int __init xen_pm_init(void)
{
+ if (!xen_domain())
+ return -ENODEV;
+
pm_power_off = xen_power_off;
arm_pm_restart = xen_restart;

return 0;
}
-subsys_initcall(xen_pm_init);
+late_initcall(xen_pm_init);

static irqreturn_t xen_arm_callback(int irq, void *arg)
{
--
1.8.1.2


\
 
 \ /
  Last update: 2013-08-29 15:01    [W:0.496 / U:0.048 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site